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3 wks
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/* 0 */
/***/ function(module, exports, __webpack_require__) {

    'use strict';

    var _jquery = __webpack_require__(1);

    var _jquery2 = _interopRequireDefault(_jquery);

    var _map = __webpack_require__(3);

    var _map2 = _interopRequireDefault(_map);

    var _overlay = __webpack_require__(6);

    var _overlay2 = _interopRequireDefault(_overlay);

    function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

    (0, _jquery2.default)(document).ready(function () {
      console.log(_map2.default, _overlay2.default);
      var overlay = new _overlay2.default({ el: (0, _jquery2.default)('#overlay') });
      var map = new _map2.default({ el: (0, _jquery2.default)('#map') });

      var players = new GlobalThermonuclearWar.Collection.Player;
      var missiles = new GlobalThermonuclearWar.Collection.Missile;
      var explosions = new GlobalThermonuclearWar.Collection.Explosion;

      var player = new GlobalThermonuclearWar.Model.Player;

      var info = new GlobalThermonuclearWar.View.Info({
        el: $('#icons'),
        players: players

      var multiplayerController = new GlobalThermonuclearWar.Controller.Multiplayer({
        url: window.location.href,
        info: info,
        map: map,
        missiles: missiles,
        player: player,
        players: players

      var geolocationController = new GlobalThermonuclearWar.Controller.Geolocation({
        map: map,
        overlay: overlay,
        player: player


      var targettingController = new GlobalThermonuclearWar.Controller.Targetting({
        map: map,
        missiles: missiles,
        player: player

      var flightController = new GlobalThermonuclearWar.Controller.Flight({
        map: map,
        missiles: missiles

      var detonationController = new GlobalThermonuclearWar.Controller.Detonation({
        map: map,
        explosions: explosions,
        missiles: missiles



/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {

    var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/* WEBPACK VAR INJECTION */(function(module) {"use strict";var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj;}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj;};/*!
     * jQuery JavaScript Library v3.1.1
     * Includes Sizzle.js
     * Copyright jQuery Foundation and other contributors
     * Released under the MIT license
     * Date: 2016-09-22T22:30Z
     */(function(global,factory){"use strict";if(( false?"undefined":_typeof(module))==="object"&&_typeof(module.exports)==="object"){// For CommonJS and CommonJS-like environments where a proper `window`
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    // For environments that do not have a `window` with a `document`
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    // This accentuates the need for the creation of a real `window`.
    // e.g. var jQuery = require("jquery")(window);
    // See ticket #14549 for more info.
    module.exports=global.document?factory(global,true):function(w){if(!w.document){throw new Error("jQuery requires a window with a document");}return factory(w);};}else{factory(global);}// Pass this if window is not defined yet
    })(typeof window!=="undefined"?window:undefined,function(window,noGlobal){// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
    // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
    // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
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    // unguarded in another place, it seems safer to define global only for this module
    var version="3.1.1",// Define a local copy of jQuery
    jQuery=function jQuery(selector,context){// The jQuery object is actually just the init constructor 'enhanced'
    // Need init if jQuery is called (just allow error to be thrown if not included)
    return new jQuery.fn.init(selector,context);},// Support: Android <=4.0 only
    // Make sure we trim BOM and NBSP
    rtrim=/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,// Matches dashed string for camelizing
    rmsPrefix=/^-ms-/,rdashAlpha=/-([a-z])/g,// Used by jQuery.camelCase as callback to replace()
    fcamelCase=function fcamelCase(all,letter){return letter.toUpperCase();};jQuery.fn=jQuery.prototype={// The current version of jQuery being used
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    return ret;},// Execute a callback for every element in the matched set.
    each:function each(callback){return jQuery.each(this,callback);},map:function map(callback){return this.pushStack(,function(elem,i){return,i,elem);}));},slice:function slice(){return this.pushStack(_slice.apply(this,arguments));},first:function first(){return this.eq(0);},last:function last(){return this.eq(-1);},eq:function eq(i){var len=this.length,j=+i+(i<0?len:0);return this.pushStack(j>=0&&j<len?[this[j]]:[]);},end:function end(){return this.prevObject||this.constructor();},// For internal use only.
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    push:push,sort:arr.sort,splice:arr.splice};jQuery.extend=jQuery.fn.extend=function(){var options,name,src,copy,copyIsArray,clone,target=arguments[0]||{},i=1,length=arguments.length,deep=false;// Handle a deep copy situation
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    target=arguments[i]||{};i++;}// Handle case when target is a string or something (possible in deep copy)
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    for(name in options){src=target[name];copy=options[name];// Prevent never-ending loop
    if(target===copy){continue;}// Recurse if we're merging plain objects or arrays
    if(deep&&copy&&(jQuery.isPlainObject(copy)||(copyIsArray=jQuery.isArray(copy)))){if(copyIsArray){copyIsArray=false;clone=src&&jQuery.isArray(src)?src:[];}else{clone=src&&jQuery.isPlainObject(src)?src:{};}// Never move original objects, clone them
    target[name]=jQuery.extend(deep,clone,copy);// Don't bring in undefined values
    }else if(copy!==undefined){target[name]=copy;}}}}// Return the modified object
    return target;};jQuery.extend({// Unique for each copy of jQuery on the page
    expando:"jQuery"+(version+Math.random()).replace(/\D/g,""),// Assume jQuery is ready without the ready module
    isReady:true,error:function error(msg){throw new Error(msg);},noop:function noop(){},isFunction:function isFunction(obj){return jQuery.type(obj)==="function";},isArray:Array.isArray,isWindow:function isWindow(obj){return obj!=null&&obj===obj.window;},isNumeric:function isNumeric(obj){// As of jQuery 3.0, isNumeric is limited to
    // strings and numbers (primitives or objects)
    // that can be coerced to finite numbers (gh-2662)
    var type=jQuery.type(obj);return(type==="number"||type==="string")&&// parseFloat NaNs numeric-cast false positives ("")
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    // subtraction forces infinities to NaN
    !isNaN(obj-parseFloat(obj));},isPlainObject:function isPlainObject(obj){var proto,Ctor;// Detect obvious negatives
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    if(!proto){return true;}// Objects with prototype are plain iff they were constructed by a global Object function,"constructor")&&proto.constructor;return typeof Ctor==="function"&&;},isEmptyObject:function isEmptyObject(obj){/* eslint-disable no-unused-vars */// See
    var name;for(name in obj){return false;}return true;},type:function type(obj){if(obj==null){return obj+"";}// Support: Android <=2.3 only (functionish RegExp)
    return(typeof obj==="undefined"?"undefined":_typeof(obj))==="object"||typeof obj==="function"?class2type[]||"object":typeof obj==="undefined"?"undefined":_typeof(obj);},// Evaluates a script in a global context
    globalEval:function globalEval(code){DOMEval(code);},// Convert dashed to camelCase; used by the css and data modules
    // Support: IE <=9 - 11, Edge 12 - 13
    // Microsoft forgot to hump their vendor prefix (#9572)
    camelCase:function camelCase(string){return string.replace(rmsPrefix,"ms-").replace(rdashAlpha,fcamelCase);},nodeName:function nodeName(elem,name){return elem.nodeName&&elem.nodeName.toLowerCase()===name.toLowerCase();},each:function each(obj,callback){var length,i=0;if(isArrayLike(obj)){length=obj.length;for(;i<length;i++){if([i],i,obj[i])===false){break;}}}else{for(i in obj){if([i],i,obj[i])===false){break;}}}return obj;},// Support: Android <=4.0 only
    trim:function trim(text){return text==null?"":(text+"").replace(rtrim,"");},// results is for internal usage only
    makeArray:function makeArray(arr,results){var ret=results||[];if(arr!=null){if(isArrayLike(Object(arr))){jQuery.merge(ret,typeof arr==="string"?[arr]:arr);}else{,arr);}}return ret;},inArray:function inArray(elem,arr,i){return arr==null?,elem,i);},// Support: Android <=4.0 only, PhantomJS 1 only
    // push.apply(_, arraylike) throws on ancient WebKit
    merge:function merge(first,second){var len=+second.length,j=0,i=first.length;for(;j<len;j++){first[i++]=second[j];}first.length=i;return first;},grep:function grep(elems,callback,invert){var callbackInverse,matches=[],i=0,length=elems.length,callbackExpect=!invert;// Go through the array, only saving the items
    // that pass the validator function
    for(;i<length;i++){callbackInverse=!callback(elems[i],i);if(callbackInverse!==callbackExpect){matches.push(elems[i]);}}return matches;},// arg is for internal usage only
    map:function map(elems,callback,arg){var length,value,i=0,ret=[];// Go through the array, translating each of the items to their new values
    if(isArrayLike(elems)){length=elems.length;for(;i<length;i++){value=callback(elems[i],i,arg);if(value!=null){ret.push(value);}}// Go through every key on the object,
    }else{for(i in elems){value=callback(elems[i],i,arg);if(value!=null){ret.push(value);}}}// Flatten any nested arrays
    return concat.apply([],ret);},// A global GUID counter for objects
    guid:1,// Bind a function to a context, optionally partially applying any
    // arguments.
    proxy:function proxy(fn,context){var tmp,args,proxy;if(typeof context==="string"){tmp=fn[context];context=fn;fn=tmp;}// Quick check to determine if target is callable, in the spec
    // this throws a TypeError, but we will just return undefined.
    if(!jQuery.isFunction(fn)){return undefined;}// Simulated bind,2);proxy=function proxy(){return fn.apply(context||this,args.concat(;};// Set the guid of unique handler to the same of original handler, so it can be removed
    proxy.guid=fn.guid=fn.guid||jQuery.guid++;return proxy;},,// is not used in Core but other projects attach their
    // properties to it so it needs to exist.
    support:support});if(typeof Symbol==="function"){jQuery.fn[Symbol.iterator]=arr[Symbol.iterator];}// Populate the class2type map
    jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "),function(i,name){class2type["[object "+name+"]"]=name.toLowerCase();});function isArrayLike(obj){// Support: real iOS 8.2 only (not reproducible in simulator)
    // `in` check used to prevent JIT error (gh-2145)
    // hasOwn isn't used here due to false negatives
    // regarding Nodelist length in IE
    var length=!!obj&&"length"in obj&&obj.length,type=jQuery.type(obj);if(type==="function"||jQuery.isWindow(obj)){return false;}return type==="array"||length===0||typeof length==="number"&&length>0&&length-1 in obj;}var Sizzle=/*!
     * Sizzle CSS Selector Engine v2.3.3
     * Copyright jQuery Foundation and other contributors
     * Released under the MIT license
     * Date: 2016-08-08
     */function(window){var i,support,Expr,getText,isXML,tokenize,compile,select,outermostContext,sortInput,hasDuplicate,// Local document vars
    setDocument,document,docElem,documentIsHTML,rbuggyQSA,rbuggyMatches,matches,contains,// Instance-specific data
    expando="sizzle"+1*new Date(),preferredDoc=window.document,dirruns=0,done=0,classCache=createCache(),tokenCache=createCache(),compilerCache=createCache(),sortOrder=function sortOrder(a,b){if(a===b){hasDuplicate=true;}return 0;},// Instance methods
    hasOwn={}.hasOwnProperty,arr=[],pop=arr.pop,push_native=arr.push,push=arr.push,slice=arr.slice,// Use a stripped-down indexOf as it's faster than native
    indexOf=function indexOf(list,elem){var i=0,len=list.length;for(;i<len;i++){if(list[i]===elem){return i;}}return-1;},booleans="checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",// Regular expressions
    identifier="(?:\\\\.|[\\w-]|[^\0-\\xa0])+",// Attribute selectors:
    attributes="\\["+whitespace+"*("+identifier+")(?:"+whitespace+// Operator (capture 2)
    "*([*^$|!~]?=)"+whitespace+// "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
    "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|("+identifier+"))|)"+whitespace+"*\\]",pseudos=":("+identifier+")(?:\\(("+// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
    // 1. quoted (capture 3; capture 4 or capture 5)
    "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|"+// 2. simple (capture 6)
    "((?:\\\\.|[^\\\\()[\\]]|"+attributes+")*)|"+// 3. anything else (capture 2)
    ".*"+")\\)|)",// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
    rwhitespace=new RegExp(whitespace+"+","g"),rtrim=new RegExp("^"+whitespace+"+|((?:^|[^\\\\])(?:\\\\.)*)"+whitespace+"+$","g"),rcomma=new RegExp("^"+whitespace+"*,"+whitespace+"*"),rcombinators=new RegExp("^"+whitespace+"*([>+~]|"+whitespace+")"+whitespace+"*"),rattributeQuotes=new RegExp("="+whitespace+"*([^\\]'\"]*?)"+whitespace+"*\\]","g"),rpseudo=new RegExp(pseudos),ridentifier=new RegExp("^"+identifier+"$"),matchExpr={"ID":new RegExp("^#("+identifier+")"),"CLASS":new RegExp("^\\.("+identifier+")"),"TAG":new RegExp("^("+identifier+"|[*])"),"ATTR":new RegExp("^"+attributes),"PSEUDO":new RegExp("^"+pseudos),"CHILD":new RegExp("^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\("+whitespace+"*(even|odd|(([+-]|)(\\d*)n|)"+whitespace+"*(?:([+-]|)"+whitespace+"*(\\d+)|))"+whitespace+"*\\)|)","i"),"bool":new RegExp("^(?:"+booleans+")$","i"),// For use in libraries implementing .is()
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    "needsContext":new RegExp("^"+whitespace+"*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\("+whitespace+"*((?:-\\d)?\\d*)"+whitespace+"*\\)|)(?=[^-]|$)","i")},rinputs=/^(?:input|select|textarea|button)$/i,rheader=/^h\d$/i,rnative=/^[^{]+\{\s*\[native \w/,// Easily-parseable/retrievable ID or TAG or CLASS selectors
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    // Workaround erroneous numeric interpretation of +"0x"
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    // See setDocument()
    // Removing the function wrapper causes a "Permission Denied"
    // error in IE
    unloadHandler=function unloadHandler(){setDocument();},disabledAncestor=addCombinator(function(elem){return elem.disabled===true&&("form"in elem||"label"in elem);},{dir:"parentNode",next:"legend"});// Optimize for push.apply( _, NodeList )
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    function(target,els){push_native.apply(target,;}:// Support: IE<9
    // Otherwise append directly
    function(target,els){var j=target.length,i=0;// Can't trust NodeList.length
    while(target[j++]=els[i++]){}target.length=j-1;}};}function Sizzle(selector,context,results,seed){var m,i,elem,nid,match,groups,newSelector,newContext=context&&context.ownerDocument,// nodeType defaults to 9, since context defaults to document
    nodeType=context?context.nodeType:9;results=results||[];// Return early from calls with invalid selector or context
    if(typeof selector!=="string"||!selector||nodeType!==1&&nodeType!==9&&nodeType!==11){return results;}// Try to shortcut find operations (as opposed to filters) in HTML documents
    if(!seed){if((context?context.ownerDocument||context:preferredDoc)!==document){setDocument(context);}context=context||document;if(documentIsHTML){// If the selector is sufficiently simple, try using a "get*By*" DOM method
    // (excepting DocumentFragment context, where the methods don't exist)
    if(nodeType!==11&&(match=rquickExpr.exec(selector))){// ID selector
    if(m=match[1]){// Document context
    if(nodeType===9){if(elem=context.getElementById(m)){// Support: IE, Opera, Webkit
    // TODO: identify versions
    // getElementById can match elements by name instead of ID
    if({results.push(elem);return results;}}else{return results;}// Element context
    }else{// Support: IE, Opera, Webkit
    // TODO: identify versions
    // getElementById can match elements by name instead of ID
    if(newContext&&(elem=newContext.getElementById(m))&&contains(context,elem)&&{results.push(elem);return results;}}// Type selector
    }else if(match[2]){push.apply(results,context.getElementsByTagName(selector));return results;// Class selector
    }else if((m=match[3])&&support.getElementsByClassName&&context.getElementsByClassName){push.apply(results,context.getElementsByClassName(m));return results;}}// Take advantage of querySelectorAll
    if(support.qsa&&!compilerCache[selector+" "]&&(!rbuggyQSA||!rbuggyQSA.test(selector))){if(nodeType!==1){newContext=context;newSelector=selector;// qSA looks outside Element context, which is not what we want
    // Thanks to Andrew Dupont for this workaround technique
    // Support: IE <=8
    // Exclude object elements
    }else if(context.nodeName.toLowerCase()!=="object"){// Capture the context ID, setting it first if necessary
    if(nid=context.getAttribute("id")){nid=nid.replace(rcssescape,fcssescape);}else{context.setAttribute("id",nid=expando);}// Prefix every selector in the list
    groups=tokenize(selector);i=groups.length;while(i--){groups[i]="#"+nid+" "+toSelector(groups[i]);}newSelector=groups.join(",");// Expand context for sibling selectors
    newContext=rsibling.test(selector)&&testContext(context.parentNode)||context;}if(newSelector){try{push.apply(results,newContext.querySelectorAll(newSelector));return results;}catch(qsaError){}finally{if(nid===expando){context.removeAttribute("id");}}}}}}// All others
    return select(selector.replace(rtrim,"$1"),context,results,seed);}/**
     * Create key-value caches of limited size
     * @returns {function(string, object)} Returns the Object data after storing it on itself with
     *    property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
     *    deleting the oldest entry
     */function createCache(){var keys=[];function cache(key,value){// Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
    if(keys.push(key+" ")>Expr.cacheLength){// Only keep the most recent entries
    delete cache[keys.shift()];}return cache[key+" "]=value;}return cache;}/**
     * Mark a function for special use by Sizzle
     * @param {Function} fn The function to mark
     */function markFunction(fn){fn[expando]=true;return fn;}/**
     * Support testing using an element
     * @param {Function} fn Passed the created element and returns a boolean result
     */function assert(fn){var el=document.createElement("fieldset");try{return!!fn(el);}catch(e){return false;}finally{// Remove from its parent by default
    if(el.parentNode){el.parentNode.removeChild(el);}// release memory in IE
     * Adds the same handler for all of the specified attrs
     * @param {String} attrs Pipe-separated list of attributes
     * @param {Function} handler The method that will be applied
     */function addHandle(attrs,handler){var arr=attrs.split("|"),i=arr.length;while(i--){Expr.attrHandle[arr[i]]=handler;}}/**
     * Checks document order of two siblings
     * @param {Element} a
     * @param {Element} b
     * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
     */function siblingCheck(a,b){var cur=b&&a,diff=cur&&a.nodeType===1&&b.nodeType===1&&a.sourceIndex-b.sourceIndex;// Use IE sourceIndex if available on both nodes
    if(diff){return diff;}// Check if b follows a
    if(cur){while(cur=cur.nextSibling){if(cur===b){return-1;}}}return a?1:-1;}/**
     * Returns a function to use in pseudos for input types
     * @param {String} type
     */function createInputPseudo(type){return function(elem){var name=elem.nodeName.toLowerCase();return name==="input"&&elem.type===type;};}/**
     * Returns a function to use in pseudos for buttons
     * @param {String} type
     */function createButtonPseudo(type){return function(elem){var name=elem.nodeName.toLowerCase();return(name==="input"||name==="button")&&elem.type===type;};}/**
     * Returns a function to use in pseudos for :enabled/:disabled
     * @param {Boolean} disabled true for :disabled; false for :enabled
     */function createDisabledPseudo(disabled){// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
    return function(elem){// Only certain elements can match :enabled or :disabled
    if("form"in elem){// Check for inherited disabledness on relevant non-disabled elements:
    // * listed form-associated elements in a disabled fieldset
    // * option elements in a disabled optgroup
    // All such elements have a "form" property.
    if(elem.parentNode&&elem.disabled===false){// Option elements defer to a parent optgroup if present
    if("label"in elem){if("label"in elem.parentNode){return elem.parentNode.disabled===disabled;}else{return elem.disabled===disabled;}}// Support: IE 6 - 11
    // Use the isDisabled shortcut property to check for disabled fieldset ancestors
    return elem.isDisabled===disabled||// Where there is no isDisabled, check manually
    /* jshint -W018 */elem.isDisabled!==!disabled&&disabledAncestor(elem)===disabled;}return elem.disabled===disabled;// Try to winnow out elements that can't be disabled before trusting the disabled property.
    // Some victims get caught in our net (label, legend, menu, track), but it shouldn't
    // even exist on them, let alone have a boolean value.
    }else if("label"in elem){return elem.disabled===disabled;}// Remaining elements are neither :enabled nor :disabled
    return false;};}/**
     * Returns a function to use in pseudos for positionals
     * @param {Function} fn
     */function createPositionalPseudo(fn){return markFunction(function(argument){argument=+argument;return markFunction(function(seed,matches){var j,matchIndexes=fn([],seed.length,argument),i=matchIndexes.length;// Match elements found at the specified indexes
     * Checks a node for validity as a Sizzle context
     * @param {Element|Object=} context
     * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
     */function testContext(context){return context&&typeof context.getElementsByTagName!=="undefined"&&context;}// Expose support vars for convenience{};/**
     * Detects XML nodes
     * @param {Element|Object} elem An element or a document
     * @returns {Boolean} True iff elem is a non-HTML XML node
     */isXML=Sizzle.isXML=function(elem){// documentElement is verified for cases where it doesn't yet exist
    // (such as loading iframes in IE - #4833)
    var documentElement=elem&&(elem.ownerDocument||elem).documentElement;return documentElement?documentElement.nodeName!=="HTML":false;};/**
     * Sets document-related variables once based on the current document
     * @param {Element|Object} [doc] An element or document object to use to set the document
     * @returns {Object} Returns the current document
     */setDocument=Sizzle.setDocument=function(node){var hasCompare,subWindow,doc=node?node.ownerDocument||node:preferredDoc;// Return early if doc is invalid or already selected
    if(doc===document||doc.nodeType!==9||!doc.documentElement){return document;}// Update global variables
    document=doc;docElem=document.documentElement;documentIsHTML=!isXML(document);// Support: IE 9-11, Edge
    // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
    if(preferredDoc!==document&&(subWindow=document.defaultView)&&!==subWindow){// Support: IE 11, Edge
    if(subWindow.addEventListener){subWindow.addEventListener("unload",unloadHandler,false);// Support: IE 9 - 10 only
    }else if(subWindow.attachEvent){subWindow.attachEvent("onunload",unloadHandler);}}/* Attributes
        ---------------------------------------------------------------------- */// Support: IE<8
    // Verify that getAttribute really returns attributes and not properties
    // (excepting IE8 booleans)
    support.attributes=assert(function(el){el.className="i";return!el.getAttribute("className");});/* getElement(s)By*
        ---------------------------------------------------------------------- */// Check if getElementsByTagName("*") returns only elements
    support.getElementsByTagName=assert(function(el){el.appendChild(document.createComment(""));return!el.getElementsByTagName("*").length;});// Support: IE<9
    support.getElementsByClassName=rnative.test(document.getElementsByClassName);// Support: IE<10
    // Check if getElementById returns elements by name
    // The broken getElementById methods don't pick up programmatically-set names,
    // so use a roundabout getElementsByName test
    support.getById=assert(function(el){docElem.appendChild(el).id=expando;return!document.getElementsByName||!document.getElementsByName(expando).length;});// ID filter and find
    if(support.getById){Expr.filter["ID"]=function(id){var attrId=id.replace(runescape,funescape);return function(elem){return elem.getAttribute("id")===attrId;};};Expr.find["ID"]=function(id,context){if(typeof context.getElementById!=="undefined"&&documentIsHTML){var elem=context.getElementById(id);return elem?[elem]:[];}};}else{Expr.filter["ID"]=function(id){var attrId=id.replace(runescape,funescape);return function(elem){var node=typeof elem.getAttributeNode!=="undefined"&&elem.getAttributeNode("id");return node&&node.value===attrId;};};// Support: IE 6 - 7 only
    // getElementById is not reliable as a find shortcut
    Expr.find["ID"]=function(id,context){if(typeof context.getElementById!=="undefined"&&documentIsHTML){var node,i,elems,elem=context.getElementById(id);if(elem){// Verify the id attribute
    node=elem.getAttributeNode("id");if(node&&node.value===id){return[elem];}// Fall back on getElementsByName
    elems=context.getElementsByName(id);i=0;while(elem=elems[i++]){node=elem.getAttributeNode("id");if(node&&node.value===id){return[elem];}}}return[];}};}// Tag
    Expr.find["TAG"]=support.getElementsByTagName?function(tag,context){if(typeof context.getElementsByTagName!=="undefined"){return context.getElementsByTagName(tag);// DocumentFragment nodes don't have gEBTN
    }else if(support.qsa){return context.querySelectorAll(tag);}}:function(tag,context){var elem,tmp=[],i=0,// By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
    results=context.getElementsByTagName(tag);// Filter out possible comments
    if(tag==="*"){while(elem=results[i++]){if(elem.nodeType===1){tmp.push(elem);}}return tmp;}return results;};// Class
    Expr.find["CLASS"]=support.getElementsByClassName&&function(className,context){if(typeof context.getElementsByClassName!=="undefined"&&documentIsHTML){return context.getElementsByClassName(className);}};/* QSA/matchesSelector
        ---------------------------------------------------------------------- */// QSA and matchesSelector support
    // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
    rbuggyMatches=[];// qSa(:focus) reports false when true (Chrome 21)
    // We allow this because of a bug in IE8/9 that throws an error
    // whenever `document.activeElement` is accessed on an iframe
    // So, we allow :focus to pass through QSA all the time to avoid the IE error
    // See
    rbuggyQSA=[];if(support.qsa=rnative.test(document.querySelectorAll)){// Build QSA regex
    // Regex strategy adopted from Diego Perini
    assert(function(el){// Select is set to empty string on purpose
    // This is to test IE's treatment of not explicitly
    // setting a boolean content attribute,
    // since its presence should be enough
    docElem.appendChild(el).innerHTML="<a id='"+expando+"'></a>"+"<select id='"+expando+"-\r\\' msallowcapture=''>"+"<option selected=''></option></select>";// Support: IE8, Opera 11-12.16
    // Nothing should be selected when empty strings follow ^= or $= or *=
    // The test attribute must be unknown in Opera but "safe" for WinRT
    if(el.querySelectorAll("[msallowcapture^='']").length){rbuggyQSA.push("[*^$]="+whitespace+"*(?:''|\"\")");}// Support: IE8
    // Boolean attributes and "value" are not treated correctly
    if(!el.querySelectorAll("[selected]").length){rbuggyQSA.push("\\["+whitespace+"*(?:value|"+booleans+")");}// Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
    if(!el.querySelectorAll("[id~="+expando+"-]").length){rbuggyQSA.push("~=");}// Webkit/Opera - :checked should return selected option elements
    // IE8 throws error here and will not see later tests
    if(!el.querySelectorAll(":checked").length){rbuggyQSA.push(":checked");}// Support: Safari 8+, iOS 8+
    // In-page `selector#id sibling-combinator selector` fails
    if(!el.querySelectorAll("a#"+expando+"+*").length){rbuggyQSA.push(".#.+[+~]");}});assert(function(el){el.innerHTML="<a href='' disabled='disabled'></a>"+"<select disabled='disabled'><option/></select>";// Support: Windows 8 Native Apps
    // The type and name attributes are restricted during .innerHTML assignment
    var input=document.createElement("input");input.setAttribute("type","hidden");el.appendChild(input).setAttribute("name","D");// Support: IE8
    // Enforce case-sensitivity of name attribute
    if(el.querySelectorAll("[name=d]").length){rbuggyQSA.push("name"+whitespace+"*[*^$|!~]?=");}// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
    // IE8 throws error here and will not see later tests
    if(el.querySelectorAll(":enabled").length!==2){rbuggyQSA.push(":enabled",":disabled");}// Support: IE9-11+
    // IE's :disabled selector does not pick up the children of disabled fieldsets
    docElem.appendChild(el).disabled=true;if(el.querySelectorAll(":disabled").length!==2){rbuggyQSA.push(":enabled",":disabled");}// Opera 10-11 does not throw on post-comma invalid pseudos
    el.querySelectorAll("*,:x");rbuggyQSA.push(",.*:");});}if(support.matchesSelector=rnative.test(matches=docElem.matches||docElem.webkitMatchesSelector||docElem.mozMatchesSelector||docElem.oMatchesSelector||docElem.msMatchesSelector)){assert(function(el){// Check to see if it's possible to do matchesSelector
    // on a disconnected node (IE 9),"*");// This should fail with an exception
    // Gecko does not error, returns false instead,"[s!='']:x");rbuggyMatches.push("!=",pseudos);});}rbuggyQSA=rbuggyQSA.length&&new RegExp(rbuggyQSA.join("|"));rbuggyMatches=rbuggyMatches.length&&new RegExp(rbuggyMatches.join("|"));/* Contains
        ---------------------------------------------------------------------- */hasCompare=rnative.test(docElem.compareDocumentPosition);// Element contains another
    // Purposefully self-exclusive
    // As in, an element does not contain itself
    contains=hasCompare||rnative.test(docElem.contains)?function(a,b){var adown=a.nodeType===9?a.documentElement:a,bup=b&&b.parentNode;return a===bup||!!(bup&&bup.nodeType===1&&(adown.contains?adown.contains(bup):a.compareDocumentPosition&&a.compareDocumentPosition(bup)&16));}:function(a,b){if(b){while(b=b.parentNode){if(b===a){return true;}}}return false;};/* Sorting
        ---------------------------------------------------------------------- */// Document order sorting
    sortOrder=hasCompare?function(a,b){// Flag for duplicate removal
    if(a===b){hasDuplicate=true;return 0;}// Sort on method existence if only one input has compareDocumentPosition
    var compare=!a.compareDocumentPosition-!b.compareDocumentPosition;if(compare){return compare;}// Calculate position if both inputs belong to the same document
    compare=(a.ownerDocument||a)===(b.ownerDocument||b)?a.compareDocumentPosition(b):// Otherwise we know they are disconnected
    1;// Disconnected nodes
    if(compare&1||!support.sortDetached&&b.compareDocumentPosition(a)===compare){// Choose the first element that is related to our preferred document
    if(a===document||a.ownerDocument===preferredDoc&&contains(preferredDoc,a)){return-1;}if(b===document||b.ownerDocument===preferredDoc&&contains(preferredDoc,b)){return 1;}// Maintain original order
    return sortInput?indexOf(sortInput,a)-indexOf(sortInput,b):0;}return compare&4?-1:1;}:function(a,b){// Exit early if the nodes are identical
    if(a===b){hasDuplicate=true;return 0;}var cur,i=0,aup=a.parentNode,bup=b.parentNode,ap=[a],bp=[b];// Parentless nodes are either documents or disconnected
    if(!aup||!bup){return a===document?-1:b===document?1:aup?-1:bup?1:sortInput?indexOf(sortInput,a)-indexOf(sortInput,b):0;// If the nodes are siblings, we can do a quick check
    }else if(aup===bup){return siblingCheck(a,b);}// Otherwise we need full lists of their ancestors for comparison
    cur=a;while(cur=cur.parentNode){ap.unshift(cur);}cur=b;while(cur=cur.parentNode){bp.unshift(cur);}// Walk down the tree looking for a discrepancy
    while(ap[i]===bp[i]){i++;}return i?// Do a sibling check if the nodes have a common ancestor
    siblingCheck(ap[i],bp[i]):// Otherwise nodes in our document sort first
    ap[i]===preferredDoc?-1:bp[i]===preferredDoc?1:0;};return document;};Sizzle.matches=function(expr,elements){return Sizzle(expr,null,null,elements);};Sizzle.matchesSelector=function(elem,expr){// Set document vars if needed
    if((elem.ownerDocument||elem)!==document){setDocument(elem);}// Make sure that attribute selectors are quoted
    expr=expr.replace(rattributeQuotes,"='$1']");if(support.matchesSelector&&documentIsHTML&&!compilerCache[expr+" "]&&(!rbuggyMatches||!rbuggyMatches.test(expr))&&(!rbuggyQSA||!rbuggyQSA.test(expr))){try{var,expr);// IE 9's matchesSelector returns false on disconnected nodes
    if(ret||support.disconnectedMatch||// As well, disconnected nodes are said to be in a document
    // fragment in IE 9
    elem.document&&elem.document.nodeType!==11){return ret;}}catch(e){}}return Sizzle(expr,document,null,[elem]).length>0;};Sizzle.contains=function(context,elem){// Set document vars if needed
    if((context.ownerDocument||context)!==document){setDocument(context);}return contains(context,elem);};Sizzle.attr=function(elem,name){// Set document vars if needed
    if((elem.ownerDocument||elem)!==document){setDocument(elem);}var fn=Expr.attrHandle[name.toLowerCase()],// Don't get fooled by Object.prototype properties (jQuery #13807)
    val=fn&&,name.toLowerCase())?fn(elem,name,!documentIsHTML):undefined;return val!==undefined?val:support.attributes||!documentIsHTML?elem.getAttribute(name):(val=elem.getAttributeNode(name))&&val.specified?val.value:null;};Sizzle.escape=function(sel){return(sel+"").replace(rcssescape,fcssescape);};Sizzle.error=function(msg){throw new Error("Syntax error, unrecognized expression: "+msg);};/**
     * Document sorting and removing duplicates
     * @param {ArrayLike} results
     */Sizzle.uniqueSort=function(results){var elem,duplicates=[],j=0,i=0;// Unless we *know* we can detect duplicates, assume their presence
    hasDuplicate=!support.detectDuplicates;sortInput=!support.sortStable&&results.slice(0);results.sort(sortOrder);if(hasDuplicate){while(elem=results[i++]){if(elem===results[i]){j=duplicates.push(i);}}while(j--){results.splice(duplicates[j],1);}}// Clear input after sorting to release objects
    // See
    sortInput=null;return results;};/**
     * Utility function for retrieving the text value of an array of DOM nodes
     * @param {Array|Element} elem
     */getText=Sizzle.getText=function(elem){var node,ret="",i=0,nodeType=elem.nodeType;if(!nodeType){// If no nodeType, this is expected to be an array
    while(node=elem[i++]){// Do not traverse comment nodes
    ret+=getText(node);}}else if(nodeType===1||nodeType===9||nodeType===11){// Use textContent for elements
    // innerText usage removed for consistency of new lines (jQuery #11153)
    if(typeof elem.textContent==="string"){return elem.textContent;}else{// Traverse its children
    for(elem=elem.firstChild;elem;elem=elem.nextSibling){ret+=getText(elem);}}}else if(nodeType===3||nodeType===4){return elem.nodeValue;}// Do not include comment or processing instruction nodes
    return ret;};Expr=Sizzle.selectors={// Can be adjusted by the user
    cacheLength:50,createPseudo:markFunction,match:matchExpr,attrHandle:{},find:{},relative:{">":{dir:"parentNode",first:true}," ":{dir:"parentNode"},"+":{dir:"previousSibling",first:true},"~":{dir:"previousSibling"}},preFilter:{"ATTR":function ATTR(match){match[1]=match[1].replace(runescape,funescape);// Move the given value to match[3] whether quoted or unquoted
    match[3]=(match[3]||match[4]||match[5]||"").replace(runescape,funescape);if(match[2]==="~="){match[3]=" "+match[3]+" ";}return match.slice(0,4);},"CHILD":function CHILD(match){/* matches from matchExpr["CHILD"]
                    1 type (only|nth|...)
                    2 what (child|of-type)
                    3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                    4 xn-component of xn+y argument ([+-]?\d*n|)
                    5 sign of xn-component
                    6 x of xn-component
                    7 sign of y-component
                    8 y of y-component
                */match[1]=match[1].toLowerCase();if(match[1].slice(0,3)==="nth"){// nth-* requires argument
    if(!match[3]){Sizzle.error(match[0]);}// numeric x and y parameters for Expr.filter.CHILD
    // remember that false/true cast respectively to 0/1
    match[4]=+(match[4]?match[5]+(match[6]||1):2*(match[3]==="even"||match[3]==="odd"));match[5]=+(match[7]+match[8]||match[3]==="odd");// other types prohibit arguments
    }else if(match[3]){Sizzle.error(match[0]);}return match;},"PSEUDO":function PSEUDO(match){var excess,unquoted=!match[6]&&match[2];if(matchExpr["CHILD"].test(match[0])){return null;}// Accept quoted arguments as-is
    if(match[3]){match[2]=match[4]||match[5]||"";// Strip excess characters from unquoted arguments
    }else if(unquoted&&rpseudo.test(unquoted)&&(// Get excess from tokenize (recursively)
    excess=tokenize(unquoted,true))&&(// advance to the next closing parenthesis
    excess=unquoted.indexOf(")",unquoted.length-excess)-unquoted.length)){// excess is a negative index
    match[0]=match[0].slice(0,excess);match[2]=unquoted.slice(0,excess);}// Return only captures needed by the pseudo filter method (type and argument)
    return match.slice(0,3);}},filter:{"TAG":function TAG(nodeNameSelector){var nodeName=nodeNameSelector.replace(runescape,funescape).toLowerCase();return nodeNameSelector==="*"?function(){return true;}:function(elem){return elem.nodeName&&elem.nodeName.toLowerCase()===nodeName;};},"CLASS":function CLASS(className){var pattern=classCache[className+" "];return pattern||(pattern=new RegExp("(^|"+whitespace+")"+className+"("+whitespace+"|$)"))&&classCache(className,function(elem){return pattern.test(typeof elem.className==="string"&&elem.className||typeof elem.getAttribute!=="undefined"&&elem.getAttribute("class")||"");});},"ATTR":function ATTR(name,operator,check){return function(elem){var result=Sizzle.attr(elem,name);if(result==null){return operator==="!=";}if(!operator){return true;}result+="";return operator==="="?result===check:operator==="!="?result!==check:operator==="^="?check&&result.indexOf(check)===0:operator==="*="?check&&result.indexOf(check)>-1:operator==="$="?check&&result.slice(-check.length)===check:operator==="~="?(" "+result.replace(rwhitespace," ")+" ").indexOf(check)>-1:operator==="|="?result===check||result.slice(0,check.length+1)===check+"-":false;};},"CHILD":function CHILD(type,what,argument,first,last){var simple=type.slice(0,3)!=="nth",forward=type.slice(-4)!=="last",ofType=what==="of-type";return first===1&&last===0?// Shortcut for :nth-*(n)
    function(elem){return!!elem.parentNode;}:function(elem,context,xml){var cache,uniqueCache,outerCache,node,nodeIndex,start,dir=simple!==forward?"nextSibling":"previousSibling",parent=elem.parentNode,name=ofType&&elem.nodeName.toLowerCase(),useCache=!xml&&!ofType,diff=false;if(parent){// :(first|last|only)-(child|of-type)
    if(simple){while(dir){node=elem;while(node=node[dir]){if(ofType?node.nodeName.toLowerCase()===name:node.nodeType===1){return false;}}// Reverse direction for :only-* (if we haven't yet done so)
    start=dir=type==="only"&&!start&&"nextSibling";}return true;}start=[forward?parent.firstChild:parent.lastChild];// non-xml :nth-child(...) stores cache data on `parent`
    if(forward&&useCache){// Seek `elem` from a previously-cached index
    // a gzip-friendly way
    node=parent;outerCache=node[expando]||(node[expando]={});// Support: IE <9 only
    // Defend against cloned attroperties (jQuery gh-1709)
    uniqueCache=outerCache[node.uniqueID]||(outerCache[node.uniqueID]={});cache=uniqueCache[type]||[];nodeIndex=cache[0]===dirruns&&cache[1];diff=nodeIndex&&cache[2];node=nodeIndex&&parent.childNodes[nodeIndex];while(node=++nodeIndex&&node&&node[dir]||(// Fallback to seeking `elem` from the start
    diff=nodeIndex=0)||start.pop()){// When found, cache indexes on `parent` and break
    if(node.nodeType===1&&++diff&&node===elem){uniqueCache[type]=[dirruns,nodeIndex,diff];break;}}}else{// Use previously-cached element index if available
    if(useCache){// a gzip-friendly way
    node=elem;outerCache=node[expando]||(node[expando]={});// Support: IE <9 only
    // Defend against cloned attroperties (jQuery gh-1709)
    uniqueCache=outerCache[node.uniqueID]||(outerCache[node.uniqueID]={});cache=uniqueCache[type]||[];nodeIndex=cache[0]===dirruns&&cache[1];diff=nodeIndex;}// xml :nth-child(...)
    // or :nth-last-child(...) or :nth(-last)?-of-type(...)
    if(diff===false){// Use the same loop as above to seek `elem` from the start
    while(node=++nodeIndex&&node&&node[dir]||(diff=nodeIndex=0)||start.pop()){if((ofType?node.nodeName.toLowerCase()===name:node.nodeType===1)&&++diff){// Cache the index of each encountered element
    if(useCache){outerCache=node[expando]||(node[expando]={});// Support: IE <9 only
    // Defend against cloned attroperties (jQuery gh-1709)
    uniqueCache=outerCache[node.uniqueID]||(outerCache[node.uniqueID]={});uniqueCache[type]=[dirruns,diff];}if(node===elem){break;}}}}}// Incorporate the offset, then check against cycle size
    diff-=last;return diff===first||diff%first===0&&diff/first>=0;}};},"PSEUDO":function PSEUDO(pseudo,argument){// pseudo-class names are case-insensitive
    // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
    // Remember that setFilters inherits from pseudos
    var args,fn=Expr.pseudos[pseudo]||Expr.setFilters[pseudo.toLowerCase()]||Sizzle.error("unsupported pseudo: "+pseudo);// The user may use createPseudo to indicate that
    // arguments are needed to create the filter function
    // just as Sizzle does
    if(fn[expando]){return fn(argument);}// But maintain support for old signatures
    if(fn.length>1){args=[pseudo,pseudo,"",argument];return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase())?markFunction(function(seed,matches){var idx,matched=fn(seed,argument),i=matched.length;while(i--){idx=indexOf(seed,matched[i]);seed[idx]=!(matches[idx]=matched[i]);}}):function(elem){return fn(elem,0,args);};}return fn;}},pseudos:{// Potentially complex pseudos
    "not":markFunction(function(selector){// Trim the selector passed to compile
    // to avoid treating leading and trailing
    // spaces as combinators
    var input=[],results=[],matcher=compile(selector.replace(rtrim,"$1"));return matcher[expando]?markFunction(function(seed,matches,context,xml){var elem,unmatched=matcher(seed,null,xml,[]),i=seed.length;// Match elements unmatched by `matcher`
    while(i--){if(elem=unmatched[i]){seed[i]=!(matches[i]=elem);}}}):function(elem,context,xml){input[0]=elem;matcher(input,null,xml,results);// Don't keep the element (issue #299)
    input[0]=null;return!results.pop();};}),"has":markFunction(function(selector){return function(elem){return Sizzle(selector,elem).length>0;};}),"contains":markFunction(function(text){text=text.replace(runescape,funescape);return function(elem){return(elem.textContent||elem.innerText||getText(elem)).indexOf(text)>-1;};}),// "Whether an element is represented by a :lang() selector
    // is based solely on the element's language value
    // being equal to the identifier C,
    // or beginning with the identifier C immediately followed by "-".
    // The matching of C against the element's language value is performed case-insensitively.
    // The identifier C does not have to be a valid language name."
    "lang":markFunction(function(lang){// lang value must be a valid identifier
    if(!ridentifier.test(lang||"")){Sizzle.error("unsupported lang: "+lang);}lang=lang.replace(runescape,funescape).toLowerCase();return function(elem){var elemLang;do{if(elemLang=documentIsHTML?elem.lang:elem.getAttribute("xml:lang")||elem.getAttribute("lang")){elemLang=elemLang.toLowerCase();return elemLang===lang||elemLang.indexOf(lang+"-")===0;}}while((elem=elem.parentNode)&&elem.nodeType===1);return false;};}),// Miscellaneous
    "target":function target(elem){var hash=window.location&&window.location.hash;return hash&&hash.slice(1);},"root":function root(elem){return elem===docElem;},"focus":function focus(elem){return elem===document.activeElement&&(!document.hasFocus||document.hasFocus())&&!!(elem.type||elem.href||~elem.tabIndex);},// Boolean properties
    "enabled":createDisabledPseudo(false),"disabled":createDisabledPseudo(true),"checked":function checked(elem){// In CSS3, :checked should return both checked and selected elements
    var nodeName=elem.nodeName.toLowerCase();return nodeName==="input"&&!!elem.checked||nodeName==="option"&&!!elem.selected;},"selected":function selected(elem){// Accessing this property makes selected-by-default
    // options in Safari work properly
    if(elem.parentNode){elem.parentNode.selectedIndex;}return elem.selected===true;},// Contents
    "empty":function empty(elem){//
    // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
    //   but not by others (comment: 8; processing instruction: 7; etc.)
    // nodeType < 6 works because attributes (2) do not appear as children
    for(elem=elem.firstChild;elem;elem=elem.nextSibling){if(elem.nodeType<6){return false;}}return true;},"parent":function parent(elem){return!Expr.pseudos["empty"](elem);},// Element/input types
    "header":function header(elem){return rheader.test(elem.nodeName);},"input":function input(elem){return rinputs.test(elem.nodeName);},"button":function button(elem){var name=elem.nodeName.toLowerCase();return name==="input"&&elem.type==="button"||name==="button";},"text":function text(elem){var attr;return elem.nodeName.toLowerCase()==="input"&&elem.type==="text"&&(// Support: IE<8
    // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
    (attr=elem.getAttribute("type"))==null||attr.toLowerCase()==="text");},// Position-in-collection
    "first":createPositionalPseudo(function(){return[0];}),"last":createPositionalPseudo(function(matchIndexes,length){return[length-1];}),"eq":createPositionalPseudo(function(matchIndexes,length,argument){return[argument<0?argument+length:argument];}),"even":createPositionalPseudo(function(matchIndexes,length){var i=0;for(;i<length;i+=2){matchIndexes.push(i);}return matchIndexes;}),"odd":createPositionalPseudo(function(matchIndexes,length){var i=1;for(;i<length;i+=2){matchIndexes.push(i);}return matchIndexes;}),"lt":createPositionalPseudo(function(matchIndexes,length,argument){var i=argument<0?argument+length:argument;for(;--i>=0;){matchIndexes.push(i);}return matchIndexes;}),"gt":createPositionalPseudo(function(matchIndexes,length,argument){var i=argument<0?argument+length:argument;for(;++i<length;){matchIndexes.push(i);}return matchIndexes;})}};Expr.pseudos["nth"]=Expr.pseudos["eq"];// Add button/input type pseudos
    for(i in{radio:true,checkbox:true,file:true,password:true,image:true}){Expr.pseudos[i]=createInputPseudo(i);}for(i in{submit:true,reset:true}){Expr.pseudos[i]=createButtonPseudo(i);}// Easy API for creating new setFilters
    function setFilters(){}setFilters.prototype=Expr.filters=Expr.pseudos;Expr.setFilters=new setFilters();tokenize=Sizzle.tokenize=function(selector,parseOnly){var matched,match,tokens,type,soFar,groups,preFilters,cached=tokenCache[selector+" "];if(cached){return parseOnly?0:cached.slice(0);}soFar=selector;groups=[];preFilters=Expr.preFilter;while(soFar){// Comma and first run
    if(!matched||(match=rcomma.exec(soFar))){if(match){// Don't consume trailing commas as valid
    soFar=soFar.slice(match[0].length)||soFar;}groups.push(tokens=[]);}matched=false;// Combinators
    if(match=rcombinators.exec(soFar)){matched=match.shift();tokens.push({value:matched,// Cast descendant combinators to space
    type:match[0].replace(rtrim," ")});soFar=soFar.slice(matched.length);}// Filters
    for(type in Expr.filter){if((match=matchExpr[type].exec(soFar))&&(!preFilters[type]||(match=preFilters[type](match)))){matched=match.shift();tokens.push({value:matched,type:type,matches:match});soFar=soFar.slice(matched.length);}}if(!matched){break;}}// Return the length of the invalid excess
    // if we're just parsing
    // Otherwise, throw an error or return tokens
    return parseOnly?soFar.length:soFar?Sizzle.error(selector):// Cache the tokens
    tokenCache(selector,groups).slice(0);};function toSelector(tokens){var i=0,len=tokens.length,selector="";for(;i<len;i++){selector+=tokens[i].value;}return selector;}function addCombinator(matcher,combinator,base){var dir=combinator.dir,,key=skip||dir,checkNonElements=base&&key==="parentNode",doneName=done++;return combinator.first?// Check against closest ancestor/preceding element
    function(elem,context,xml){while(elem=elem[dir]){if(elem.nodeType===1||checkNonElements){return matcher(elem,context,xml);}}return false;}:// Check against all ancestor/preceding elements
    function(elem,context,xml){var oldCache,uniqueCache,outerCache,newCache=[dirruns,doneName];// We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
    if(xml){while(elem=elem[dir]){if(elem.nodeType===1||checkNonElements){if(matcher(elem,context,xml)){return true;}}}}else{while(elem=elem[dir]){if(elem.nodeType===1||checkNonElements){outerCache=elem[expando]||(elem[expando]={});// Support: IE <9 only
    // Defend against cloned attroperties (jQuery gh-1709)
    uniqueCache=outerCache[elem.uniqueID]||(outerCache[elem.uniqueID]={});if(skip&&skip===elem.nodeName.toLowerCase()){elem=elem[dir]||elem;}else if((oldCache=uniqueCache[key])&&oldCache[0]===dirruns&&oldCache[1]===doneName){// Assign to newCache so results back-propagate to previous elements
    return newCache[2]=oldCache[2];}else{// Reuse newcache so results back-propagate to previous elements
    uniqueCache[key]=newCache;// A match means we're done; a fail means we have to keep checking
    if(newCache[2]=matcher(elem,context,xml)){return true;}}}}}return false;};}function elementMatcher(matchers){return matchers.length>1?function(elem,context,xml){var i=matchers.length;while(i--){if(!matchers[i](elem,context,xml)){return false;}}return true;}:matchers[0];}function multipleContexts(selector,contexts,results){var i=0,len=contexts.length;for(;i<len;i++){Sizzle(selector,contexts[i],results);}return results;}function condense(unmatched,map,filter,context,xml){var elem,newUnmatched=[],i=0,len=unmatched.length,mapped=map!=null;for(;i<len;i++){if(elem=unmatched[i]){if(!filter||filter(elem,context,xml)){newUnmatched.push(elem);if(mapped){map.push(i);}}}}return newUnmatched;}function setMatcher(preFilter,selector,matcher,postFilter,postFinder,postSelector){if(postFilter&&!postFilter[expando]){postFilter=setMatcher(postFilter);}if(postFinder&&!postFinder[expando]){postFinder=setMatcher(postFinder,postSelector);}return markFunction(function(seed,results,context,xml){var temp,i,elem,preMap=[],postMap=[],preexisting=results.length,// Get initial elements from seed or context
    elems=seed||multipleContexts(selector||"*",context.nodeType?[context]:context,[]),// Prefilter to get matcher input, preserving a map for seed-results synchronization
    matcherIn=preFilter&&(seed||!selector)?condense(elems,preMap,preFilter,context,xml):elems,matcherOut=matcher?// If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
    postFinder||(seed?preFilter:preexisting||postFilter)?// ...intermediate processing is necessary
    []:// ...otherwise use results directly
    results:matcherIn;// Find primary matches
    if(matcher){matcher(matcherIn,matcherOut,context,xml);}// Apply postFilter
    if(postFilter){temp=condense(matcherOut,postMap);postFilter(temp,[],context,xml);// Un-match failing elements by moving them back to matcherIn
    i=temp.length;while(i--){if(elem=temp[i]){matcherOut[postMap[i]]=!(matcherIn[postMap[i]]=elem);}}}if(seed){if(postFinder||preFilter){if(postFinder){// Get the final matcherOut by condensing this intermediate into postFinder contexts
    temp=[];i=matcherOut.length;while(i--){if(elem=matcherOut[i]){// Restore matcherIn since elem is not yet a final match
    temp.push(matcherIn[i]=elem);}}postFinder(null,matcherOut=[],temp,xml);}// Move matched elements from seed to results to keep them synchronized
    i=matcherOut.length;while(i--){if((elem=matcherOut[i])&&(temp=postFinder?indexOf(seed,elem):preMap[i])>-1){seed[temp]=!(results[temp]=elem);}}}// Add elements to results, through postFinder if defined
    }else{matcherOut=condense(matcherOut===results?matcherOut.splice(preexisting,matcherOut.length):matcherOut);if(postFinder){postFinder(null,results,matcherOut,xml);}else{push.apply(results,matcherOut);}}});}function matcherFromTokens(tokens){var checkContext,matcher,j,len=tokens.length,leadingRelative=Expr.relative[tokens[0].type],implicitRelative=leadingRelative||Expr.relative[" "],i=leadingRelative?1:0,// The foundational matcher ensures that elements are reachable from top-level context(s)
    matchContext=addCombinator(function(elem){return elem===checkContext;},implicitRelative,true),matchAnyContext=addCombinator(function(elem){return indexOf(checkContext,elem)>-1;},implicitRelative,true),matchers=[function(elem,context,xml){var ret=!leadingRelative&&(xml||context!==outermostContext)||((checkContext=context).nodeType?matchContext(elem,context,xml):matchAnyContext(elem,context,xml));// Avoid hanging onto element (issue #299)
    checkContext=null;return ret;}];for(;i<len;i++){if(matcher=Expr.relative[tokens[i].type]){matchers=[addCombinator(elementMatcher(matchers),matcher)];}else{matcher=Expr.filter[tokens[i].type].apply(null,tokens[i].matches);// Return special upon seeing a positional matcher
    if(matcher[expando]){// Find the next relative operator (if any) for proper handling
    j=++i;for(;j<len;j++){if(Expr.relative[tokens[j].type]){break;}}return setMatcher(i>1&&elementMatcher(matchers),i>1&&toSelector(// If the preceding token was a descendant combinator, insert an implicit any-element `*`
    tokens.slice(0,i-1).concat({value:tokens[i-2].type===" "?"*":""})).replace(rtrim,"$1"),matcher,i<j&&matcherFromTokens(tokens.slice(i,j)),j<len&&matcherFromTokens(tokens=tokens.slice(j)),j<len&&toSelector(tokens));}matchers.push(matcher);}}return elementMatcher(matchers);}function matcherFromGroupMatchers(elementMatchers,setMatchers){var bySet=setMatchers.length>0,byElement=elementMatchers.length>0,superMatcher=function superMatcher(seed,context,xml,results,outermost){var elem,j,matcher,matchedCount=0,i="0",unmatched=seed&&[],setMatched=[],contextBackup=outermostContext,// We must always have either seed elements or outermost context
    elems=seed||byElement&&Expr.find["TAG"]("*",outermost),// Use integer dirruns iff this is the outermost matcher
    dirrunsUnique=dirruns+=contextBackup==null?1:Math.random()||0.1,len=elems.length;if(outermost){outermostContext=context===document||context||outermost;}// Add elements passing elementMatchers directly to results
    // Support: IE<9, Safari
    // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
    for(;i!==len&&(elem=elems[i])!=null;i++){if(byElement&&elem){j=0;if(!context&&elem.ownerDocument!==document){setDocument(elem);xml=!documentIsHTML;}while(matcher=elementMatchers[j++]){if(matcher(elem,context||document,xml)){results.push(elem);break;}}if(outermost){dirruns=dirrunsUnique;}}// Track unmatched elements for set filters
    if(bySet){// They will have gone through all possible matchers
    if(elem=!matcher&&elem){matchedCount--;}// Lengthen the array for every element, matched or not
    if(seed){unmatched.push(elem);}}}// `i` is now the count of elements visited above, and adding it to `matchedCount`
    // makes the latter nonnegative.
    matchedCount+=i;// Apply set filters to unmatched elements
    // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
    // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
    // no element matchers and no seed.
    // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
    // case, which will result in a "00" `matchedCount` that differs from `i` but is also
    // numerically zero.
    if(bySet&&i!==matchedCount){j=0;while(matcher=setMatchers[j++]){matcher(unmatched,setMatched,context,xml);}if(seed){// Reintegrate element matches to eliminate the need for sorting
    if(matchedCount>0){while(i--){if(!(unmatched[i]||setMatched[i])){setMatched[i];}}}// Discard index placeholder values to get only actual matches
    setMatched=condense(setMatched);}// Add matches to results
    push.apply(results,setMatched);// Seedless set matches succeeding multiple successful matchers stipulate sorting
    if(outermost&&!seed&&setMatched.length>0&&matchedCount+setMatchers.length>1){Sizzle.uniqueSort(results);}}// Override manipulation of globals by nested matchers
    if(outermost){dirruns=dirrunsUnique;outermostContext=contextBackup;}return unmatched;};return bySet?markFunction(superMatcher):superMatcher;}compile=Sizzle.compile=function(selector,match/* Internal Use Only */){var i,setMatchers=[],elementMatchers=[],cached=compilerCache[selector+" "];if(!cached){// Generate a function of recursive functions that can be used to check each element
    if(!match){match=tokenize(selector);}i=match.length;while(i--){cached=matcherFromTokens(match[i]);if(cached[expando]){setMatchers.push(cached);}else{elementMatchers.push(cached);}}// Cache the compiled function
    cached=compilerCache(selector,matcherFromGroupMatchers(elementMatchers,setMatchers));// Save selector and tokenization
    cached.selector=selector;}return cached;};/**
     * A low-level selection function that works with Sizzle's compiled
     *  selector functions
     * @param {String|Function} selector A selector or a pre-compiled
     *  selector function built with Sizzle.compile
     * @param {Element} context
     * @param {Array} [results]
     * @param {Array} [seed] A set of elements to match against
     */,context,results,seed){var i,tokens,token,type,find,compiled=typeof selector==="function"&&selector,match=!seed&&tokenize(selector=compiled.selector||selector);results=results||[];// Try to minimize operations if there is only one selector in the list and no seed
    // (the latter of which guarantees us context)
    if(match.length===1){// Reduce context if the leading compound selector is an ID
    tokens=match[0]=match[0].slice(0);if(tokens.length>2&&(token=tokens[0]).type==="ID"&&context.nodeType===9&&documentIsHTML&&Expr.relative[tokens[1].type]){context=(Expr.find["ID"](token.matches[0].replace(runescape,funescape),context)||[])[0];if(!context){return results;// Precompiled matchers will still verify ancestry, so step up a level
    }else if(compiled){context=context.parentNode;}selector=selector.slice(tokens.shift().value.length);}// Fetch a seed set for right-to-left matching
    i=matchExpr["needsContext"].test(selector)?0:tokens.length;while(i--){token=tokens[i];// Abort if we hit a combinator
    if(Expr.relative[type=token.type]){break;}if(find=Expr.find[type]){// Search, expanding context for leading sibling combinators
    if(seed=find(token.matches[0].replace(runescape,funescape),rsibling.test(tokens[0].type)&&testContext(context.parentNode)||context)){// If seed is empty or no tokens remain, we can return early
    tokens.splice(i,1);selector=seed.length&&toSelector(tokens);if(!selector){push.apply(results,seed);return results;}break;}}}}// Compile and execute a filtering function if one is not provided
    // Provide `match` to avoid retokenization if we modified the selector above
    (compiled||compile(selector,match))(seed,context,!documentIsHTML,results,!context||rsibling.test(selector)&&testContext(context.parentNode)||context);return results;};// One-time assignments
    // Sort stability
    support.sortStable=expando.split("").sort(sortOrder).join("")===expando;// Support: Chrome 14-35+
    // Always assume duplicates if they aren't passed to the comparison function
    support.detectDuplicates=!!hasDuplicate;// Initialize against the default document
    setDocument();// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
    // Detached nodes confoundingly follow *each other*
    support.sortDetached=assert(function(el){// Should return 1, but returns 4 (following)
    return el.compareDocumentPosition(document.createElement("fieldset"))&1;});// Support: IE<8
    // Prevent attribute/property "interpolation"
    if(!assert(function(el){el.innerHTML="<a href='#'></a>";return el.firstChild.getAttribute("href")==="#";})){addHandle("type|href|height|width",function(elem,name,isXML){if(!isXML){return elem.getAttribute(name,name.toLowerCase()==="type"?1:2);}});}// Support: IE<9
    // Use defaultValue in place of getAttribute("value")
    if(!support.attributes||!assert(function(el){el.innerHTML="<input/>";el.firstChild.setAttribute("value","");return el.firstChild.getAttribute("value")==="";})){addHandle("value",function(elem,name,isXML){if(!isXML&&elem.nodeName.toLowerCase()==="input"){return elem.defaultValue;}});}// Support: IE<9
    // Use getAttributeNode to fetch booleans when getAttribute lies
    if(!assert(function(el){return el.getAttribute("disabled")==null;})){addHandle(booleans,function(elem,name,isXML){var val;if(!isXML){return elem[name]===true?name.toLowerCase():(val=elem.getAttributeNode(name))&&val.specified?val.value:null;}});}return Sizzle;}(window);jQuery.find=Sizzle;jQuery.expr=Sizzle.selectors;// Deprecated
    jQuery.expr[":"]=jQuery.expr.pseudos;jQuery.uniqueSort=jQuery.unique=Sizzle.uniqueSort;jQuery.text=Sizzle.getText;jQuery.isXMLDoc=Sizzle.isXML;jQuery.contains=Sizzle.contains;jQuery.escapeSelector=Sizzle.escape;var dir=function dir(elem,_dir,until){var matched=[],truncate=until!==undefined;while((elem=elem[_dir])&&elem.nodeType!==9){if(elem.nodeType===1){if(truncate&&jQuery(elem).is(until)){break;}matched.push(elem);}}return matched;};var _siblings=function _siblings(n,elem){var matched=[];for(;n;n=n.nextSibling){if(n.nodeType===1&&n!==elem){matched.push(n);}}return matched;};var rneedsContext=jQuery.expr.match.needsContext;var rsingleTag=/^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i;var risSimple=/^.[^:#\[\.,]*$/;// Implement the identical functionality for filter and not
    function winnow(elements,qualifier,not){if(jQuery.isFunction(qualifier)){return jQuery.grep(elements,function(elem,i){return!!,i,elem)!==not;});}// Single element
    if(qualifier.nodeType){return jQuery.grep(elements,function(elem){return elem===qualifier!==not;});}// Arraylike of elements (jQuery, arguments, Array)
    if(typeof qualifier!=="string"){return jQuery.grep(elements,function(elem){return,elem)>-1!==not;});}// Simple selector that can be filtered directly, removing non-Elements
    if(risSimple.test(qualifier)){return jQuery.filter(qualifier,elements,not);}// Complex selector, compare the two sets, removing non-Elements
    qualifier=jQuery.filter(qualifier,elements);return jQuery.grep(elements,function(elem){return,elem)>-1!==not&&elem.nodeType===1;});}jQuery.filter=function(expr,elems,not){var elem=elems[0];if(not){expr=":not("+expr+")";}if(elems.length===1&&elem.nodeType===1){return jQuery.find.matchesSelector(elem,expr)?[elem]:[];}return jQuery.find.matches(expr,jQuery.grep(elems,function(elem){return elem.nodeType===1;}));};jQuery.fn.extend({find:function find(selector){var i,ret,len=this.length,self=this;if(typeof selector!=="string"){return this.pushStack(jQuery(selector).filter(function(){for(i=0;i<len;i++){if(jQuery.contains(self[i],this)){return true;}}}));}ret=this.pushStack([]);for(i=0;i<len;i++){jQuery.find(selector,self[i],ret);}return len>1?jQuery.uniqueSort(ret):ret;},filter:function filter(selector){return this.pushStack(winnow(this,selector||[],false));},not:function not(selector){return this.pushStack(winnow(this,selector||[],true));},is:function is(selector){return!!winnow(this,// If this is a positional/relative selector, check membership in the returned set
    // so $("p:first").is("p:last") won't return true for a doc with two "p".
    typeof selector==="string"&&rneedsContext.test(selector)?jQuery(selector):selector||[],false).length;}});// Initialize a jQuery object
    // A central reference to the root jQuery(document)
    var rootjQuery,// A simple way to check for HTML strings
    // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
    // Strict HTML recognition (#11290: must start with <)
    // Shortcut simple #id case for speed
    rquickExpr=/^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,init=jQuery.fn.init=function(selector,context,root){var match,elem;// HANDLE: $(""), $(null), $(undefined), $(false)
    if(!selector){return this;}// Method init() accepts an alternate rootjQuery
    // so migrate can support jQuery.sub (gh-2101)
    root=root||rootjQuery;// Handle HTML strings
    if(typeof selector==="string"){if(selector[0]==="<"&&selector[selector.length-1]===">"&&selector.length>=3){// Assume that strings that start and end with <> are HTML and skip the regex check
    match=[null,selector,null];}else{match=rquickExpr.exec(selector);}// Match html or make sure no context is specified for #id
    if(match&&(match[1]||!context)){// HANDLE: $(html) -> $(array)
    if(match[1]){context=context instanceof jQuery?context[0]:context;// Option to run scripts is true for back-compat
    // Intentionally let the error be thrown if parseHTML is not present
    jQuery.merge(this,jQuery.parseHTML(match[1],context&&context.nodeType?context.ownerDocument||context:document,true));// HANDLE: $(html, props)
    if(rsingleTag.test(match[1])&&jQuery.isPlainObject(context)){for(match in context){// Properties of context are called as methods if possible
    if(jQuery.isFunction(this[match])){this[match](context[match]);// ...and otherwise set as attributes
    }else{this.attr(match,context[match]);}}}return this;// HANDLE: $(#id)
    }else{elem=document.getElementById(match[2]);if(elem){// Inject the element directly into the jQuery object
    this[0]=elem;this.length=1;}return this;}// HANDLE: $(expr, $(...))
    }else if(!context||context.jquery){return(context||root).find(selector);// HANDLE: $(expr, context)
    // (which is just equivalent to: $(context).find(expr)
    }else{return this.constructor(context).find(selector);}// HANDLE: $(DOMElement)
    }else if(selector.nodeType){this[0]=selector;this.length=1;return this;// HANDLE: $(function)
    // Shortcut for document ready
    }else if(jQuery.isFunction(selector)){return root.ready!==undefined?root.ready(selector):// Execute immediately if ready is not present
    selector(jQuery);}return jQuery.makeArray(selector,this);};// Give the init function the jQuery prototype for later instantiation
    init.prototype=jQuery.fn;// Initialize central reference
    rootjQuery=jQuery(document);var rparentsprev=/^(?:parents|prev(?:Until|All))/,// Methods guaranteed to produce a unique set when starting from a unique set
    guaranteedUnique={children:true,contents:true,next:true,prev:true};jQuery.fn.extend({has:function has(target){var targets=jQuery(target,this),l=targets.length;return this.filter(function(){var i=0;for(;i<l;i++){if(jQuery.contains(this,targets[i])){return true;}}});},closest:function closest(selectors,context){var cur,i=0,l=this.length,matched=[],targets=typeof selectors!=="string"&&jQuery(selectors);// Positional selectors never match, since there's no _selection_ context
    if(!rneedsContext.test(selectors)){for(;i<l;i++){for(cur=this[i];cur&&cur!==context;cur=cur.parentNode){// Always skip document fragments
    if(cur.nodeType<11&&(targets?targets.index(cur)>-1:// Don't pass non-elements to Sizzle
    cur.nodeType===1&&jQuery.find.matchesSelector(cur,selectors))){matched.push(cur);break;}}}}return this.pushStack(matched.length>1?jQuery.uniqueSort(matched):matched);},// Determine the position of an element within the set
    index:function index(elem){// No argument, return index in parent
    if(!elem){return this[0]&&this[0].parentNode?this.first().prevAll().length:-1;}// Index in selector
    if(typeof elem==="string"){return,this[0]);}// Locate the position of the desired element
    return,// If it receives a jQuery object, the first element is used
    elem.jquery?elem[0]:elem);},add:function add(selector,context){return this.pushStack(jQuery.uniqueSort(jQuery.merge(this.get(),jQuery(selector,context))));},addBack:function addBack(selector){return this.add(selector==null?this.prevObject:this.prevObject.filter(selector));}});function sibling(cur,dir){while((cur=cur[dir])&&cur.nodeType!==1){}return cur;}jQuery.each({parent:function parent(elem){var parent=elem.parentNode;return parent&&parent.nodeType!==11?parent:null;},parents:function parents(elem){return dir(elem,"parentNode");},parentsUntil:function parentsUntil(elem,i,until){return dir(elem,"parentNode",until);},next:function next(elem){return sibling(elem,"nextSibling");},prev:function prev(elem){return sibling(elem,"previousSibling");},nextAll:function nextAll(elem){return dir(elem,"nextSibling");},prevAll:function prevAll(elem){return dir(elem,"previousSibling");},nextUntil:function nextUntil(elem,i,until){return dir(elem,"nextSibling",until);},prevUntil:function prevUntil(elem,i,until){return dir(elem,"previousSibling",until);},siblings:function siblings(elem){return _siblings((elem.parentNode||{}).firstChild,elem);},children:function children(elem){return _siblings(elem.firstChild);},contents:function contents(elem){return elem.contentDocument||jQuery.merge([],elem.childNodes);}},function(name,fn){jQuery.fn[name]=function(until,selector){var,fn,until);if(name.slice(-5)!=="Until"){selector=until;}if(selector&&typeof selector==="string"){matched=jQuery.filter(selector,matched);}if(this.length>1){// Remove duplicates
    if(!guaranteedUnique[name]){jQuery.uniqueSort(matched);}// Reverse order for parents* and prev-derivatives
    if(rparentsprev.test(name)){matched.reverse();}}return this.pushStack(matched);};});var rnothtmlwhite=/[^\x20\t\r\n\f]+/g;// Convert String-formatted options into Object-formatted ones
    function createOptions(options){var object={};jQuery.each(options.match(rnothtmlwhite)||[],function(_,flag){object[flag]=true;});return object;}/*
     * Create a callback list using the following parameters:
     *    options: an optional list of space-separated options that will change how
     *            the callback list behaves or a more traditional option object
     * By default a callback list will act like an event callback list and can be
     * "fired" multiple times.
     * Possible options:
     *    once:            will ensure the callback list can only be fired once (like a Deferred)
     *    memory:            will keep track of previous values and will call any callback added
     *                    after the list has been fired right away with the latest "memorized"
     *                    values (like a Deferred)
     *    unique:            will ensure a callback can only be added once (no duplicate in the list)
     *    stopOnFalse:    interrupt callings when a callback returns false
     */jQuery.Callbacks=function(options){// Convert options from String-formatted to Object-formatted if needed
    // (we check in cache first)
    options=typeof options==="string"?createOptions(options):jQuery.extend({},options);var// Flag to know if list is currently firing
    firing,// Last fire value for non-forgettable lists
    memory,// Flag to know if list was already fired
    _fired,// Flag to prevent firing
    _locked,// Actual callback list
    list=[],// Queue of execution data for repeatable lists
    queue=[],// Index of currently firing callback (modified by add/remove as needed)
    firingIndex=-1,// Fire callbacks
    fire=function fire(){// Enforce single-firing
    _locked=options.once;// Execute callbacks for all pending executions,
    // respecting firingIndex overrides and runtime changes
    _fired=firing=true;for(;queue.length;firingIndex=-1){memory=queue.shift();while(++firingIndex<list.length){// Run callback and check for early termination
    if(list[firingIndex].apply(memory[0],memory[1])===false&&options.stopOnFalse){// Jump to end and forget the data so .add doesn't re-fire
    firingIndex=list.length;memory=false;}}}// Forget the data if we're done with it
    if(!options.memory){memory=false;}firing=false;// Clean up if we're done firing for good
    if(_locked){// Keep an empty list if we have data for future add calls
    if(memory){list=[];// Otherwise, this object is spent
    }else{list="";}}},// Actual Callbacks object
    self={// Add a callback or a collection of callbacks to the list
    add:function add(){if(list){// If we have memory from a past run, we should fire after adding
    if(memory&&!firing){firingIndex=list.length-1;queue.push(memory);}(function add(args){jQuery.each(args,function(_,arg){if(jQuery.isFunction(arg)){if(!options.unique||!self.has(arg)){list.push(arg);}}else if(arg&&arg.length&&jQuery.type(arg)!=="string"){// Inspect recursively
    add(arg);}});})(arguments);if(memory&&!firing){fire();}}return this;},// Remove a callback from the list
    remove:function remove(){jQuery.each(arguments,function(_,arg){var index;while((index=jQuery.inArray(arg,list,index))>-1){list.splice(index,1);// Handle firing indexes
    if(index<=firingIndex){firingIndex--;}}});return this;},// Check if a given callback is in the list.
    // If no argument is given, return whether or not list has callbacks attached.
    has:function has(fn){return fn?jQuery.inArray(fn,list)>-1:list.length>0;},// Remove all callbacks from the list
    empty:function empty(){if(list){list=[];}return this;},// Disable .fire and .add
    // Abort any current/pending executions
    // Clear all callbacks and values
    disable:function disable(){_locked=queue=[];list=memory="";return this;},disabled:function disabled(){return!list;},// Disable .fire
    // Also disable .add unless we have memory (since it would have no effect)
    // Abort any pending executions
    lock:function lock(){_locked=queue=[];if(!memory&&!firing){list=memory="";}return this;},locked:function locked(){return!!_locked;},// Call all callbacks with the given context and arguments
    fireWith:function fireWith(context,args){if(!_locked){args=args||[];args=[context,args.slice?args.slice():args];queue.push(args);if(!firing){fire();}}return this;},// Call all the callbacks with the given arguments
    fire:function fire(){self.fireWith(this,arguments);return this;},// To know if the callbacks have already been called at least once
    fired:function fired(){return!!_fired;}};return self;};function Identity(v){return v;}function Thrower(ex){throw ex;}function adoptValue(value,resolve,reject){var method;try{// Check for promise aspect first to privilege synchronous behavior
    if(value&&jQuery.isFunction(method=value.promise)){;// Other thenables
    }else if(value&&jQuery.isFunction(method=value.then)){,resolve,reject);// Other non-thenables
    }else{// Support: Android 4.0 only
    // Strict mode functions invoked without .call/.apply get global-object context,value);}// For Promises/A+, convert exceptions into rejections
    // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
    // Deferred#then to conditionally suppress rejection.
    }catch(value){// Support: Android 4.0 only
    // Strict mode functions invoked without .call/.apply get global-object context,value);}}jQuery.extend({Deferred:function Deferred(func){var tuples=[// action, add listener, callbacks,
    // ... .then handlers, argument index, [final state]
    ["notify","progress",jQuery.Callbacks("memory"),jQuery.Callbacks("memory"),2],["resolve","done",jQuery.Callbacks("once memory"),jQuery.Callbacks("once memory"),0,"resolved"],["reject","fail",jQuery.Callbacks("once memory"),jQuery.Callbacks("once memory"),1,"rejected"]],_state="pending",_promise={state:function state(){return _state;},always:function always(){deferred.done(arguments).fail(arguments);return this;},"catch":function _catch(fn){return _promise.then(null,fn);},// Keep pipe for back-compat
    pipe:function pipe()/* fnDone, fnFail, fnProgress */{var fns=arguments;return jQuery.Deferred(function(newDefer){jQuery.each(tuples,function(i,tuple){// Map tuples (progress, done, fail) to arguments (done, fail, progress)
    var fn=jQuery.isFunction(fns[tuple[4]])&&fns[tuple[4]];// deferred.progress(function() { bind to newDefer or newDefer.notify })
    // deferred.done(function() { bind to newDefer or newDefer.resolve })
    // { bind to newDefer or newDefer.reject })
    deferred[tuple[1]](function(){var returned=fn&&fn.apply(this,arguments);if(returned&&jQuery.isFunction(returned.promise)){returned.promise().progress(newDefer.notify).done(newDefer.resolve).fail(newDefer.reject);}else{newDefer[tuple[0]+"With"](this,fn?[returned]:arguments);}});});fns=null;}).promise();},then:function then(onFulfilled,onRejected,onProgress){var maxDepth=0;function resolve(depth,deferred,handler,special){return function(){var that=this,args=arguments,mightThrow=function mightThrow(){var returned,then;// Support: Promises/A+ section
    // Ignore double-resolution attempts
    if(depth<maxDepth){return;}returned=handler.apply(that,args);// Support: Promises/A+ section 2.3.1
    if(returned===deferred.promise()){throw new TypeError("Thenable self-resolution");}// Support: Promises/A+ sections, 3.5
    // Retrieve `then` only once
    then=returned&&(// Support: Promises/A+ section 2.3.4
    // Only check objects and functions for thenability
    (typeof returned==="undefined"?"undefined":_typeof(returned))==="object"||typeof returned==="function")&&returned.then;// Handle a returned thenable
    if(jQuery.isFunction(then)){// Special processors (notify) just wait for resolution
    if(special){,resolve(maxDepth,deferred,Identity,special),resolve(maxDepth,deferred,Thrower,special));// Normal processors (resolve) also hook into progress
    }else{// ...and disregard older resolution values
    maxDepth++;,resolve(maxDepth,deferred,Identity,special),resolve(maxDepth,deferred,Thrower,special),resolve(maxDepth,deferred,Identity,deferred.notifyWith));}// Handle all other returned values
    }else{// Only substitute handlers pass on context
    // and multiple values (non-spec behavior)
    if(handler!==Identity){that=undefined;args=[returned];}// Process the value(s)
    // Default process is resolve
    (special||deferred.resolveWith)(that,args);}},// Only normal processors (resolve) catch and reject exceptions
    process=special?mightThrow:function(){try{mightThrow();}catch(e){if(jQuery.Deferred.exceptionHook){jQuery.Deferred.exceptionHook(e,process.stackTrace);}// Support: Promises/A+ section
    // Ignore post-resolution exceptions
    if(depth+1>=maxDepth){// Only substitute handlers pass on context
    // and multiple values (non-spec behavior)
    if(handler!==Thrower){that=undefined;args=[e];}deferred.rejectWith(that,args);}}};// Support: Promises/A+ section
    // Re-resolve promises immediately to dodge false rejection from
    // subsequent errors
    if(depth){process();}else{// Call an optional hook to record the stack, in case of exception
    // since it's otherwise lost when execution goes async
    if(jQuery.Deferred.getStackHook){process.stackTrace=jQuery.Deferred.getStackHook();}window.setTimeout(process);}};}return jQuery.Deferred(function(newDefer){// progress_handlers.add( ... )
    tuples[0][3].add(resolve(0,newDefer,jQuery.isFunction(onProgress)?onProgress:Identity,newDefer.notifyWith));// fulfilled_handlers.add( ... )
    tuples[1][3].add(resolve(0,newDefer,jQuery.isFunction(onFulfilled)?onFulfilled:Identity));// rejected_handlers.add( ... )
    tuples[2][3].add(resolve(0,newDefer,jQuery.isFunction(onRejected)?onRejected:Thrower));}).promise();},// Get a promise for this deferred
    // If obj is provided, the promise aspect is added to the object
    promise:function promise(obj){return obj!=null?jQuery.extend(obj,_promise):_promise;}},deferred={};// Add list-specific methods
    jQuery.each(tuples,function(i,tuple){var list=tuple[2],stateString=tuple[5];// promise.progress = list.add
    // promise.done = list.add
    // = list.add
    _promise[tuple[1]]=list.add;// Handle state
    if(stateString){list.add(function(){// state = "resolved" (i.e., fulfilled)
    // state = "rejected"
    _state=stateString;},// rejected_callbacks.disable
    // fulfilled_callbacks.disable
    tuples[3-i][2].disable,// progress_callbacks.lock
    list.add(tuple[3].fire);// deferred.notify = function() { deferred.notifyWith(...) }
    // deferred.resolve = function() { deferred.resolveWith(...) }
    // deferred.reject = function() { deferred.rejectWith(...) }
    deferred[tuple[0]]=function(){deferred[tuple[0]+"With"](this===deferred?undefined:this,arguments);return this;};// deferred.notifyWith = list.fireWith
    // deferred.resolveWith = list.fireWith
    // deferred.rejectWith = list.fireWith
    deferred[tuple[0]+"With"]=list.fireWith;});// Make the deferred a promise
    _promise.promise(deferred);// Call given func if any
    if(func){,deferred);}// All done!
    return deferred;},// Deferred helper
    when:function when(singleValue){var// count of uncompleted subordinates
    remaining=arguments.length,// count of unprocessed arguments
    i=remaining,// subordinate fulfillment data
    resolveContexts=Array(i),,// the master Deferred
    master=jQuery.Deferred(),// subordinate callback factory
    updateFunc=function updateFunc(i){return function(value){resolveContexts[i]=this;resolveValues[i]=arguments.length>1?;if(! --remaining){master.resolveWith(resolveContexts,resolveValues);}};};// Single- and empty arguments are adopted like Promise.resolve
    if(remaining<=1){adoptValue(singleValue,master.done(updateFunc(i)).resolve,master.reject);// Use .then() to unwrap secondary thenables (cf. gh-3000)
    if(master.state()==="pending"||jQuery.isFunction(resolveValues[i]&&resolveValues[i].then)){return master.then();}}// Multiple arguments are aggregated like Promise.all array elements
    while(i--){adoptValue(resolveValues[i],updateFunc(i),master.reject);}return master.promise();}});// These usually indicate a programmer mistake during development,
    // warn about them ASAP rather than swallowing them by default.
    var rerrorNames=/^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;jQuery.Deferred.exceptionHook=function(error,stack){// Support: IE 8 - 9 only
    // Console exists when dev tools are open, which can happen at any time
    if(window.console&&window.console.warn&&error&&rerrorNames.test({window.console.warn("jQuery.Deferred exception: "+error.message,error.stack,stack);}};jQuery.readyException=function(error){window.setTimeout(function(){throw error;});};// The deferred used on DOM ready
    var readyList=jQuery.Deferred();jQuery.fn.ready=function(fn){readyList.then(fn)// Wrap jQuery.readyException in a function so that the lookup
    // happens at the time of error handling instead of callback
    // registration.
    .catch(function(error){jQuery.readyException(error);});return this;};jQuery.extend({// Is the DOM ready to be used? Set to true once it occurs.
    isReady:false,// A counter to track how many items to wait for before
    // the ready event fires. See #6781
    readyWait:1,// Hold (or release) the ready event
    holdReady:function holdReady(hold){if(hold){jQuery.readyWait++;}else{jQuery.ready(true);}},// Handle when the DOM is ready
    ready:function ready(wait){// Abort if there are pending holds or we're already ready
    if(wait===true?--jQuery.readyWait:jQuery.isReady){return;}// Remember that the DOM is ready
    jQuery.isReady=true;// If a normal DOM Ready event fired, decrement, and wait if need be
    if(wait!==true&&--jQuery.readyWait>0){return;}// If there are functions bound, to execute
    readyList.resolveWith(document,[jQuery]);}});jQuery.ready.then=readyList.then;// The ready event handler and self cleanup method
    function completed(){document.removeEventListener("DOMContentLoaded",completed);window.removeEventListener("load",completed);jQuery.ready();}// Catch cases where $(document).ready() is called
    // after the browser event has already occurred.
    // Support: IE <=9 - 10 only
    // Older IE sometimes signals "interactive" too soon
    if(document.readyState==="complete"||document.readyState!=="loading"&&!document.documentElement.doScroll){// Handle it asynchronously to allow scripts the opportunity to delay ready
    window.setTimeout(jQuery.ready);}else{// Use the handy event callback
    document.addEventListener("DOMContentLoaded",completed);// A fallback to window.onload, that will always work
    window.addEventListener("load",completed);}// Multifunctional method to get and set values of a collection
    // The value/s can optionally be executed if it's a function
    var access=function access(elems,fn,key,value,chainable,emptyGet,raw){var i=0,len=elems.length,bulk=key==null;// Sets many values
    if(jQuery.type(key)==="object"){chainable=true;for(i in key){access(elems,fn,i,key[i],true,emptyGet,raw);}// Sets one value
    }else if(value!==undefined){chainable=true;if(!jQuery.isFunction(value)){raw=true;}if(bulk){// Bulk operations run against the entire set
    if(raw){,value);fn=null;// ...except when executing function values
    }else{bulk=fn;fn=function fn(elem,key,value){return,value);};}}if(fn){for(;i<len;i++){fn(elems[i],key,raw?[i],i,fn(elems[i],key)));}}}if(chainable){return elems;}// Gets
    if(bulk){return;}return len?fn(elems[0],key):emptyGet;};var acceptData=function acceptData(owner){// Accepts only:
    //  - Node
    //    - Node.ELEMENT_NODE
    //    - Node.DOCUMENT_NODE
    //  - Object
    //    - Any
    return owner.nodeType===1||owner.nodeType===9||!+owner.nodeType;};function Data(){this.expando=jQuery.expando+Data.uid++;}Data.uid=1;Data.prototype={cache:function cache(owner){// Check if the owner object already has a cache
    var value=owner[this.expando];// If not, create one
    if(!value){value={};// We can accept data for non-element nodes in modern browsers,
    // but we should not, see #8335.
    // Always return an empty object.
    if(acceptData(owner)){// If it is a node unlikely to be stringify-ed or looped over
    // use plain assignment
    if(owner.nodeType){owner[this.expando]=value;// Otherwise secure it in a non-enumerable property
    // configurable must be true to allow the property to be
    // deleted when data is removed
    }else{Object.defineProperty(owner,this.expando,{value:value,configurable:true});}}}return value;},set:function set(owner,data,value){var prop,cache=this.cache(owner);// Handle: [ owner, key, value ] args
    // Always use camelCase key (gh-2257)
    if(typeof data==="string"){cache[jQuery.camelCase(data)]=value;// Handle: [ owner, { properties } ] args
    }else{// Copy the properties one-by-one to the cache object
    for(prop in data){cache[jQuery.camelCase(prop)]=data[prop];}}return cache;},get:function get(owner,key){return key===undefined?this.cache(owner):// Always use camelCase key (gh-2257)
    owner[this.expando]&&owner[this.expando][jQuery.camelCase(key)];},access:function access(owner,key,value){// In cases where either:
    //   1. No key was specified
    //   2. A string key was specified, but no value provided
    // Take the "read" path and allow the get method to determine
    // which value to return, respectively either:
    //   1. The entire cache object
    //   2. The data stored at the key
    if(key===undefined||key&&typeof key==="string"&&value===undefined){return this.get(owner,key);}// When the key is not a string, or both a key and value
    // are specified, set or extend (existing objects) with either:
    //   1. An object of properties
    //   2. A key and value
    this.set(owner,key,value);// Since the "set" path can have two possible entry points
    // return the expected data based on which path was taken[*]
    return value!==undefined?value:key;},remove:function remove(owner,key){var i,cache=owner[this.expando];if(cache===undefined){return;}if(key!==undefined){// Support array or space separated string of keys
    if(jQuery.isArray(key)){// If key is an array of keys...
    // We always set camelCase keys, so remove that.;}else{key=jQuery.camelCase(key);// If a key with the spaces exists, use it.
    // Otherwise, create an array by matching non-whitespace
    key=key in cache?[key]:key.match(rnothtmlwhite)||[];}i=key.length;while(i--){delete cache[key[i]];}}// Remove the expando if there's no more data
    if(key===undefined||jQuery.isEmptyObject(cache)){// Support: Chrome <=35 - 45
    // Webkit & Blink performance suffers when deleting properties
    // from DOM nodes, so set to undefined instead
    // (bug restricted)
    if(owner.nodeType){owner[this.expando]=undefined;}else{delete owner[this.expando];}}},hasData:function hasData(owner){var cache=owner[this.expando];return cache!==undefined&&!jQuery.isEmptyObject(cache);}};var dataPriv=new Data();var dataUser=new Data();//    Implementation Summary
    //    1. Enforce API surface and semantic compatibility with 1.9.x branch
    //    2. Improve the module's maintainability by reducing the storage
    //        paths to a single mechanism.
    //    3. Use the same single mechanism to support "private" and "user" data.
    //    4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
    //    5. Avoid exposing implementation details on user objects (eg. expando properties)
    //    6. Provide a clear path for implementation upgrade to WeakMap in 2014
    var rbrace=/^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,rmultiDash=/[A-Z]/g;function getData(data){if(data==="true"){return true;}if(data==="false"){return false;}if(data==="null"){return null;}// Only convert to a number if it doesn't change the string
    if(data===+data+""){return+data;}if(rbrace.test(data)){return JSON.parse(data);}return data;}function dataAttr(elem,key,data){var name;// If nothing was found internally, try to fetch any
    // data from the HTML5 data-* attribute
    if(data===undefined&&elem.nodeType===1){name="data-"+key.replace(rmultiDash,"-$&").toLowerCase();data=elem.getAttribute(name);if(typeof data==="string"){try{data=getData(data);}catch(e){}// Make sure we set the data so it isn't changed later
    dataUser.set(elem,key,data);}else{data=undefined;}}return data;}jQuery.extend({hasData:function hasData(elem){return dataUser.hasData(elem)||dataPriv.hasData(elem);},data:function data(elem,name,_data){return dataUser.access(elem,name,_data);},removeData:function removeData(elem,name){dataUser.remove(elem,name);},// TODO: Now that all calls to _data and _removeData have been replaced
    // with direct calls to dataPriv methods, these can be deprecated.
    _data:function _data(elem,name,data){return dataPriv.access(elem,name,data);},_removeData:function _removeData(elem,name){dataPriv.remove(elem,name);}});jQuery.fn.extend({data:function data(key,value){var i,name,data,elem=this[0],attrs=elem&&elem.attributes;// Gets all values
    if(key===undefined){if(this.length){data=dataUser.get(elem);if(elem.nodeType===1&&!dataPriv.get(elem,"hasDataAttrs")){i=attrs.length;while(i--){// Support: IE 11 only
    // The attrs elements can be null (#14894)
    if(attrs[i]){name=attrs[i].name;if(name.indexOf("data-")===0){name=jQuery.camelCase(name.slice(5));dataAttr(elem,name,data[name]);}}}dataPriv.set(elem,"hasDataAttrs",true);}}return data;}// Sets multiple values
    if((typeof key==="undefined"?"undefined":_typeof(key))==="object"){return this.each(function(){dataUser.set(this,key);});}return access(this,function(value){var data;// The calling jQuery object (element matches) is not empty
    // (and therefore has an element appears at this[ 0 ]) and the
    // `value` parameter was not undefined. An empty jQuery object
    // will result in `undefined` for elem = this[ 0 ] which will
    // throw an exception if an attempt to read a data cache is made.
    if(elem&&value===undefined){// Attempt to get data from the cache
    // The key will always be camelCased in Data
    data=dataUser.get(elem,key);if(data!==undefined){return data;}// Attempt to "discover" the data in
    // HTML5 custom data-* attrs
    data=dataAttr(elem,key);if(data!==undefined){return data;}// We tried really hard, but the data doesn't exist.
    return;}// Set the data...
    this.each(function(){// We always store the camelCased key
    dataUser.set(this,key,value);});},null,value,arguments.length>1,null,true);},removeData:function removeData(key){return this.each(function(){dataUser.remove(this,key);});}});jQuery.extend({queue:function queue(elem,type,data){var queue;if(elem){type=(type||"fx")+"queue";queue=dataPriv.get(elem,type);// Speed up dequeue by getting out quickly if this is just a lookup
    if(data){if(!queue||jQuery.isArray(data)){queue=dataPriv.access(elem,type,jQuery.makeArray(data));}else{queue.push(data);}}return queue||[];}},dequeue:function dequeue(elem,type){type=type||"fx";var queue=jQuery.queue(elem,type),startLength=queue.length,fn=queue.shift(),hooks=jQuery._queueHooks(elem,type),next=function next(){jQuery.dequeue(elem,type);};// If the fx queue is dequeued, always remove the progress sentinel
    if(fn==="inprogress"){fn=queue.shift();startLength--;}if(fn){// Add a progress sentinel to prevent the fx queue from being
    // automatically dequeued
    if(type==="fx"){queue.unshift("inprogress");}// Clear up the last queue stop function
    delete hooks.stop;,next,hooks);}if(!startLength&&hooks){;}},// Not public - generate a queueHooks object, or return the current one
    _queueHooks:function _queueHooks(elem,type){var key=type+"queueHooks";return dataPriv.get(elem,key)||dataPriv.access(elem,key,{empty:jQuery.Callbacks("once memory").add(function(){dataPriv.remove(elem,[type+"queue",key]);})});}});jQuery.fn.extend({queue:function queue(type,data){var setter=2;if(typeof type!=="string"){data=type;type="fx";setter--;}if(arguments.length<setter){return jQuery.queue(this[0],type);}return data===undefined?this:this.each(function(){var queue=jQuery.queue(this,type,data);// Ensure a hooks for this queue
    jQuery._queueHooks(this,type);if(type==="fx"&&queue[0]!=="inprogress"){jQuery.dequeue(this,type);}});},dequeue:function dequeue(type){return this.each(function(){jQuery.dequeue(this,type);});},clearQueue:function clearQueue(type){return this.queue(type||"fx",[]);},// Get a promise resolved when queues of a certain type
    // are emptied (fx is the type by default)
    promise:function promise(type,obj){var tmp,count=1,defer=jQuery.Deferred(),elements=this,i=this.length,resolve=function resolve(){if(! --count){defer.resolveWith(elements,[elements]);}};if(typeof type!=="string"){obj=type;type=undefined;}type=type||"fx";while(i--){tmp=dataPriv.get(elements[i],type+"queueHooks");if(tmp&&tmp.empty){count++;tmp.empty.add(resolve);}}resolve();return defer.promise(obj);}});var pnum=/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source;var rcssNum=new RegExp("^(?:([+-])=|)("+pnum+")([a-z%]*)$","i");var cssExpand=["Top","Right","Bottom","Left"];var isHiddenWithinTree=function isHiddenWithinTree(elem,el){// isHiddenWithinTree might be called from jQuery#filter function;
    // in that case, element will be second argument
    elem=el||elem;// Inline style trumps all
    return"none"||""&&// Otherwise, check computed style
    // Support: Firefox <=43 - 45
    // Disconnected elements can have computed display: none, so first confirm that elem is
    // in the document.
    jQuery.contains(elem.ownerDocument,elem)&&jQuery.css(elem,"display")==="none";};var swap=function swap(elem,options,callback,args){var ret,name,old={};// Remember the old values, and insert the new ones
    for(name in options){old[name][name];[name]=options[name];}ret=callback.apply(elem,args||[]);// Revert the old values
    for(name in options){[name]=old[name];}return ret;};function adjustCSS(elem,prop,valueParts,tween){var adjusted,scale=1,maxIterations=20,currentValue=tween?function(){return tween.cur();}:function(){return jQuery.css(elem,prop,"");},initial=currentValue(),unit=valueParts&&valueParts[3]||(jQuery.cssNumber[prop]?"":"px"),// Starting value computation is required for potential unit mismatches
    initialInUnit=(jQuery.cssNumber[prop]||unit!=="px"&&+initial)&&rcssNum.exec(jQuery.css(elem,prop));if(initialInUnit&&initialInUnit[3]!==unit){// Trust units reported by jQuery.css
    unit=unit||initialInUnit[3];// Make sure we update the tween properties later on
    valueParts=valueParts||[];// Iteratively approximate from a nonzero starting point
    initialInUnit=+initial||1;do{// If previous iteration zeroed out, double until we get *something*.
    // Use string for doubling so we don't accidentally see scale as unchanged below
    scale=scale||".5";// Adjust and apply
    initialInUnit=initialInUnit/scale;,prop,initialInUnit+unit);// Update scale, tolerating zero or NaN from tween.cur()
    // Break the loop if scale is unchanged or perfect, or if we've just had enough.
    }while(scale!==(scale=currentValue()/initial)&&scale!==1&&--maxIterations);}if(valueParts){initialInUnit=+initialInUnit||+initial||0;// Apply relative offset (+=/-=) if specified
    adjusted=valueParts[1]?initialInUnit+(valueParts[1]+1)*valueParts[2]:+valueParts[2];if(tween){tween.unit=unit;tween.start=initialInUnit;tween.end=adjusted;}}return adjusted;}var defaultDisplayMap={};function getDefaultDisplay(elem){var temp,doc=elem.ownerDocument,nodeName=elem.nodeName,display=defaultDisplayMap[nodeName];if(display){return display;}temp=doc.body.appendChild(doc.createElement(nodeName));display=jQuery.css(temp,"display");temp.parentNode.removeChild(temp);if(display==="none"){display="block";}defaultDisplayMap[nodeName]=display;return display;}function showHide(elements,show){var display,elem,values=[],index=0,length=elements.length;// Determine new display value for elements that need to change
    for(;index<length;index++){elem=elements[index];if(!{continue;};if(show){// Since we force visibility upon cascade-hidden elements, an immediate (and slow)
    // check is required in this first loop unless we have a nonempty display value (either
    // inline or about-to-be-restored)
    if(display==="none"){values[index]=dataPriv.get(elem,"display")||null;if(!values[index]){"";}}if(""&&isHiddenWithinTree(elem)){values[index]=getDefaultDisplay(elem);}}else{if(display!=="none"){values[index]="none";// Remember what we're overwriting
    dataPriv.set(elem,"display",display);}}}// Set the display of the elements in a second loop to avoid constant reflow
    for(index=0;index<length;index++){if(values[index]!=null){elements[index].style.display=values[index];}}return elements;}jQuery.fn.extend({show:function show(){return showHide(this,true);},hide:function hide(){return showHide(this);},toggle:function toggle(state){if(typeof state==="boolean"){return state?;}return this.each(function(){if(isHiddenWithinTree(this)){jQuery(this).show();}else{jQuery(this).hide();}});}});var rcheckableType=/^(?:checkbox|radio)$/i;var rtagName=/<([a-z][^\/\0>\x20\t\r\n\f]+)/i;var rscriptType=/^$|\/(?:java|ecma)script/i;// We have to close these tags to support XHTML (#13200)
    var wrapMap={// Support: IE <=9 only
    option:[1,"<select multiple='multiple'>","</select>"],// XHTML parsers do not magically insert elements in the
    // same way that tag soup parsers do. So we cannot shorten
    // this by omitting <tbody> or other required elements.
    thead:[1,"<table>","</table>"],col:[2,"<table><colgroup>","</colgroup></table>"],tr:[2,"<table><tbody>","</tbody></table>"],td:[3,"<table><tbody><tr>","</tr></tbody></table>"],_default:[0,"",""]};// Support: IE <=9 only
    wrapMap.optgroup=wrapMap.option;wrapMap.tbody=wrapMap.tfoot=wrapMap.colgroup=wrapMap.caption=wrapMap.thead;;function getAll(context,tag){// Support: IE <=9 - 11 only
    // Use typeof to avoid zero-argument method invocation on host objects (#15151)
    var ret;if(typeof context.getElementsByTagName!=="undefined"){ret=context.getElementsByTagName(tag||"*");}else if(typeof context.querySelectorAll!=="undefined"){ret=context.querySelectorAll(tag||"*");}else{ret=[];}if(tag===undefined||tag&&jQuery.nodeName(context,tag)){return jQuery.merge([context],ret);}return ret;}// Mark scripts as having already been evaluated
    function setGlobalEval(elems,refElements){var i=0,l=elems.length;for(;i<l;i++){dataPriv.set(elems[i],"globalEval",!refElements||dataPriv.get(refElements[i],"globalEval"));}}var rhtml=/<|&#?\w+;/;function buildFragment(elems,context,scripts,selection,ignored){var elem,tmp,tag,wrap,contains,j,fragment=context.createDocumentFragment(),nodes=[],i=0,l=elems.length;for(;i<l;i++){elem=elems[i];if(elem||elem===0){// Add nodes directly
    if(jQuery.type(elem)==="object"){// Support: Android <=4.0 only, PhantomJS 1 only
    // push.apply(_, arraylike) throws on ancient WebKit
    jQuery.merge(nodes,elem.nodeType?[elem]:elem);// Convert non-html into a text node
    }else if(!rhtml.test(elem)){nodes.push(context.createTextNode(elem));// Convert html into DOM nodes
    }else{tmp=tmp||fragment.appendChild(context.createElement("div"));// Deserialize a standard representation
    tag=(rtagName.exec(elem)||["",""])[1].toLowerCase();wrap=wrapMap[tag]||wrapMap._default;tmp.innerHTML=wrap[1]+jQuery.htmlPrefilter(elem)+wrap[2];// Descend through wrappers to the right content
    j=wrap[0];while(j--){tmp=tmp.lastChild;}// Support: Android <=4.0 only, PhantomJS 1 only
    // push.apply(_, arraylike) throws on ancient WebKit
    jQuery.merge(nodes,tmp.childNodes);// Remember the top-level container
    tmp=fragment.firstChild;// Ensure the created nodes are orphaned (#12392)
    tmp.textContent="";}}}// Remove wrapper from fragment
    fragment.textContent="";i=0;while(elem=nodes[i++]){// Skip elements already in the context collection (trac-4087)
    if(selection&&jQuery.inArray(elem,selection)>-1){if(ignored){ignored.push(elem);}continue;}contains=jQuery.contains(elem.ownerDocument,elem);// Append to fragment
    tmp=getAll(fragment.appendChild(elem),"script");// Preserve script evaluation history
    if(contains){setGlobalEval(tmp);}// Capture executables
    if(scripts){j=0;while(elem=tmp[j++]){if(rscriptType.test(elem.type||"")){scripts.push(elem);}}}}return fragment;}(function(){var fragment=document.createDocumentFragment(),div=fragment.appendChild(document.createElement("div")),input=document.createElement("input");// Support: Android 4.0 - 4.3 only
    // Check state lost if the name is set (#11217)
    // Support: Windows Web Apps (WWA)
    // `name` and `type` must use .setAttribute for WWA (#14901)
    input.setAttribute("type","radio");input.setAttribute("checked","checked");input.setAttribute("name","t");div.appendChild(input);// Support: Android <=4.1 only
    // Older WebKit doesn't clone checked state correctly in fragments
    support.checkClone=div.cloneNode(true).cloneNode(true).lastChild.checked;// Support: IE <=11 only
    // Make sure textarea (and checkbox) defaultValue is properly cloned
    div.innerHTML="<textarea>x</textarea>";support.noCloneChecked=!!div.cloneNode(true).lastChild.defaultValue;})();var documentElement=document.documentElement;var rkeyEvent=/^key/,rmouseEvent=/^(?:mouse|pointer|contextmenu|drag|drop)|click/,rtypenamespace=/^([^.]*)(?:\.(.+)|)/;function returnTrue(){return true;}function returnFalse(){return false;}// Support: IE <=9 only
    // See #13393 for more info
    function safeActiveElement(){try{return document.activeElement;}catch(err){}}function _on(elem,types,selector,data,fn,one){var origFn,type;// Types can be a map of types/handlers
    if((typeof types==="undefined"?"undefined":_typeof(types))==="object"){// ( types-Object, selector, data )
    if(typeof selector!=="string"){// ( types-Object, data )
    data=data||selector;selector=undefined;}for(type in types){_on(elem,type,selector,data,types[type],one);}return elem;}if(data==null&&fn==null){// ( types, fn )
    fn=selector;data=selector=undefined;}else if(fn==null){if(typeof selector==="string"){// ( types, selector, fn )
    fn=data;data=undefined;}else{// ( types, data, fn )
    fn=data;data=selector;selector=undefined;}}if(fn===false){fn=returnFalse;}else if(!fn){return elem;}if(one===1){origFn=fn;fn=function fn(event){// Can use an empty set, since event contains the info
    jQuery().off(event);return origFn.apply(this,arguments);};// Use same guid so caller can remove using origFn
    fn.guid=origFn.guid||(origFn.guid=jQuery.guid++);}return elem.each(function(){jQuery.event.add(this,types,fn,data,selector);});}/*
     * Helper functions for managing events -- not part of the public interface.
     * Props to Dean Edwards' addEvent library for many of the ideas.
     */jQuery.event={global:{},add:function add(elem,types,handler,data,selector){var handleObjIn,eventHandle,tmp,events,t,handleObj,special,handlers,type,namespaces,origType,elemData=dataPriv.get(elem);// Don't attach events to noData or text/comment nodes (but allow plain objects)
    if(!elemData){return;}// Caller can pass in an object of custom data in lieu of the handler
    if(handler.handler){handleObjIn=handler;handler=handleObjIn.handler;selector=handleObjIn.selector;}// Ensure that invalid selectors throw exceptions at attach time
    // Evaluate against documentElement in case elem is a non-element node (e.g., document)
    if(selector){jQuery.find.matchesSelector(documentElement,selector);}// Make sure that the handler has a unique ID, used to find/remove it later
    if(!handler.guid){handler.guid=jQuery.guid++;}// Init the element's event structure and main handler, if this is the first
    if(!({{};}if(!(eventHandle=elemData.handle)){eventHandle=elemData.handle=function(e){// Discard the second event of a jQuery.event.trigger() and
    // when an event is called after a page has unloaded
    return typeof jQuery!=="undefined"&&jQuery.event.triggered!==e.type?jQuery.event.dispatch.apply(elem,arguments):undefined;};}// Handle multiple events separated by a space
    types=(types||"").match(rnothtmlwhite)||[""];t=types.length;while(t--){tmp=rtypenamespace.exec(types[t])||[];type=origType=tmp[1];namespaces=(tmp[2]||"").split(".").sort();// There *must* be a type, no attaching namespace-only handlers
    if(!type){continue;}// If event changes its type, use the special event handlers for the changed type
    special=jQuery.event.special[type]||{};// If selector defined, determine special event api type, otherwise given type
    type=(selector?special.delegateType:special.bindType)||type;// Update special based on newly reset type
    special=jQuery.event.special[type]||{};// handleObj is passed to all event handlers
    handleObj=jQuery.extend({type:type,origType:origType,data:data,handler:handler,guid:handler.guid,selector:selector,needsContext:selector&&jQuery.expr.match.needsContext.test(selector),namespace:namespaces.join(".")},handleObjIn);// Init the event handler queue if we're the first
    if(!(handlers=events[type])){handlers=events[type]=[];handlers.delegateCount=0;// Only use addEventListener if the special events handler returns false
    if(!special.setup||,data,namespaces,eventHandle)===false){if(elem.addEventListener){elem.addEventListener(type,eventHandle);}}}if(special.add){,handleObj);if(!handleObj.handler.guid){handleObj.handler.guid=handler.guid;}}// Add to the element's handler list, delegates in front
    if(selector){handlers.splice(handlers.delegateCount++,0,handleObj);}else{handlers.push(handleObj);}// Keep track of which events have ever been used, for event optimization[type]=true;}},// Detach an event or set of events from an element
    remove:function remove(elem,types,handler,selector,mappedTypes){var j,origCount,tmp,events,t,handleObj,special,handlers,type,namespaces,origType,elemData=dataPriv.hasData(elem)&&dataPriv.get(elem);if(!elemData||!({return;}// Once for each type.namespace in types; type may be omitted
    types=(types||"").match(rnothtmlwhite)||[""];t=types.length;while(t--){tmp=rtypenamespace.exec(types[t])||[];type=origType=tmp[1];namespaces=(tmp[2]||"").split(".").sort();// Unbind all events (on this namespace, if provided) for the element
    if(!type){for(type in events){jQuery.event.remove(elem,type+types[t],handler,selector,true);}continue;}special=jQuery.event.special[type]||{};type=(selector?special.delegateType:special.bindType)||type;handlers=events[type]||[];tmp=tmp[2]&&new RegExp("(^|\\.)"+namespaces.join("\\.(?:.*\\.|)")+"(\\.|$)");// Remove matching events
    origCount=j=handlers.length;while(j--){handleObj=handlers[j];if((mappedTypes||origType===handleObj.origType)&&(!handler||handler.guid===handleObj.guid)&&(!tmp||tmp.test(handleObj.namespace))&&(!selector||selector===handleObj.selector||selector==="**"&&handleObj.selector)){handlers.splice(j,1);if(handleObj.selector){handlers.delegateCount--;}if(special.remove){,handleObj);}}}// Remove generic event handler if we removed something and no more handlers exist
    // (avoids potential for endless recursion during removal of special event handlers)
    if(origCount&&!handlers.length){if(!special.teardown||,namespaces,elemData.handle)===false){jQuery.removeEvent(elem,type,elemData.handle);}delete events[type];}}// Remove data and the expando if it's no longer used
    if(jQuery.isEmptyObject(events)){dataPriv.remove(elem,"handle events");}},dispatch:function dispatch(nativeEvent){// Make a writable jQuery.Event from the native event object
    var event=jQuery.event.fix(nativeEvent);var i,j,ret,matched,handleObj,handlerQueue,args=new Array(arguments.length),handlers=(dataPriv.get(this,"events")||{})[event.type]||[],special=jQuery.event.special[event.type]||{};// Use the fix-ed jQuery.Event rather than the (read-only) native event
    args[0]=event;for(i=1;i<arguments.length;i++){args[i]=arguments[i];}event.delegateTarget=this;// Call the preDispatch hook for the mapped type, and let it bail if desired
    if(special.preDispatch&&,event)===false){return;}// Determine handlers,event,handlers);// Run delegates first; they may want to stop propagation beneath us
    i=0;while((matched=handlerQueue[i++])&&!event.isPropagationStopped()){event.currentTarget=matched.elem;j=0;while((handleObj=matched.handlers[j++])&&!event.isImmediatePropagationStopped()){// Triggered event must either 1) have no namespace, or 2) have namespace(s)
    // a subset or equal to those in the bound event (both can have no namespace).
    if(!event.rnamespace||event.rnamespace.test(handleObj.namespace)){event.handleObj=handleObj;;ret=((jQuery.event.special[handleObj.origType]||{}).handle||handleObj.handler).apply(matched.elem,args);if(ret!==undefined){if((event.result=ret)===false){event.preventDefault();event.stopPropagation();}}}}}// Call the postDispatch hook for the mapped type
    if(special.postDispatch){,event);}return event.result;},handlers:function handlers(event,_handlers){var i,handleObj,sel,matchedHandlers,matchedSelectors,handlerQueue=[],delegateCount=_handlers.delegateCount,;// Find delegate handlers
    if(delegateCount&&// Support: IE <=9
    // Black-hole SVG <use> instance trees (trac-13180)
    cur.nodeType&&// Support: Firefox <=42
    // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
    // Support: IE 11 only
    // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
    !(event.type==="click"&&event.button>=1)){for(;cur!==this;cur=cur.parentNode||this){// Don't check non-elements (#13208)
    // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
    if(cur.nodeType===1&&!(event.type==="click"&&cur.disabled===true)){matchedHandlers=[];matchedSelectors={};for(i=0;i<delegateCount;i++){handleObj=_handlers[i];// Don't conflict with Object.prototype properties (#13203)
    sel=handleObj.selector+" ";if(matchedSelectors[sel]===undefined){matchedSelectors[sel]=handleObj.needsContext?jQuery(sel,this).index(cur)>-1:jQuery.find(sel,this,null,[cur]).length;}if(matchedSelectors[sel]){matchedHandlers.push(handleObj);}}if(matchedHandlers.length){handlerQueue.push({elem:cur,handlers:matchedHandlers});}}}}// Add the remaining (directly-bound) handlers
    cur=this;if(delegateCount<_handlers.length){handlerQueue.push({elem:cur,handlers:_handlers.slice(delegateCount)});}return handlerQueue;},addProp:function addProp(name,hook){Object.defineProperty(jQuery.Event.prototype,name,{enumerable:true,configurable:true,get:jQuery.isFunction(hook)?function(){if(this.originalEvent){return hook(this.originalEvent);}}:function(){if(this.originalEvent){return this.originalEvent[name];}},set:function set(value){Object.defineProperty(this,name,{enumerable:true,configurable:true,writable:true,value:value});}});},fix:function fix(originalEvent){return originalEvent[jQuery.expando]?originalEvent:new jQuery.Event(originalEvent);},special:{load:{// Prevent triggered image.load events from bubbling to window.load
    noBubble:true},focus:{// Fire native event if possible so blur/focus sequence is correct
    trigger:function trigger(){if(this!==safeActiveElement()&&this.focus){this.focus();return false;}},delegateType:"focusin"},blur:{trigger:function trigger(){if(this===safeActiveElement()&&this.blur){this.blur();return false;}},delegateType:"focusout"},click:{// For checkbox, fire native event so checked state will be right
    trigger:function trigger(){if(this.type==="checkbox"&&,"input")){;return false;}},// For cross-browser consistency, don't fire native .click() on links
    _default:function _default(event){return jQuery.nodeName(,"a");}},beforeunload:{postDispatch:function postDispatch(event){// Support: Firefox 20+
    // Firefox doesn't alert if the returnValue field is not set.
    if(event.result!==undefined&&event.originalEvent){event.originalEvent.returnValue=event.result;}}}}};jQuery.removeEvent=function(elem,type,handle){// This "if" is needed for plain objects
    if(elem.removeEventListener){elem.removeEventListener(type,handle);}};jQuery.Event=function(src,props){// Allow instantiation without the 'new' keyword
    if(!(this instanceof jQuery.Event)){return new jQuery.Event(src,props);}// Event object
    if(src&&src.type){this.originalEvent=src;this.type=src.type;// Events bubbling up the document may have been marked as prevented
    // by a handler lower down the tree; reflect the correct value.
    this.isDefaultPrevented=src.defaultPrevented||src.defaultPrevented===undefined&&// Support: Android <=2.3 only
    src.returnValue===false?returnTrue:returnFalse;// Create target properties
    // Support: Safari <=6 - 7 only
    // Target should not be a text node (#504, #13143);this.currentTarget=src.currentTarget;this.relatedTarget=src.relatedTarget;// Event type
    }else{this.type=src;}// Put explicitly provided properties onto the event object
    if(props){jQuery.extend(this,props);}// Create a timestamp if incoming event doesn't have one
    this.timeStamp=src&&src.timeStamp||;// Mark it as fixed
    this[jQuery.expando]=true;};// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
    jQuery.Event.prototype={constructor:jQuery.Event,isDefaultPrevented:returnFalse,isPropagationStopped:returnFalse,isImmediatePropagationStopped:returnFalse,isSimulated:false,preventDefault:function preventDefault(){var e=this.originalEvent;this.isDefaultPrevented=returnTrue;if(e&&!this.isSimulated){e.preventDefault();}},stopPropagation:function stopPropagation(){var e=this.originalEvent;this.isPropagationStopped=returnTrue;if(e&&!this.isSimulated){e.stopPropagation();}},stopImmediatePropagation:function stopImmediatePropagation(){var e=this.originalEvent;this.isImmediatePropagationStopped=returnTrue;if(e&&!this.isSimulated){e.stopImmediatePropagation();}this.stopPropagation();}};// Includes all common event props including KeyEvent and MouseEvent specific props
    jQuery.each({altKey:true,bubbles:true,cancelable:true,changedTouches:true,ctrlKey:true,detail:true,eventPhase:true,metaKey:true,pageX:true,pageY:true,shiftKey:true,view:true,"char":true,charCode:true,key:true,keyCode:true,button:true,buttons:true,clientX:true,clientY:true,offsetX:true,offsetY:true,pointerId:true,pointerType:true,screenX:true,screenY:true,targetTouches:true,toElement:true,touches:true,which:function which(event){var button=event.button;// Add which for key events
    if(event.which==null&&rkeyEvent.test(event.type)){return event.charCode!=null?event.charCode:event.keyCode;}// Add which for click: 1 === left; 2 === middle; 3 === right
    if(!event.which&&button!==undefined&&rmouseEvent.test(event.type)){if(button&1){return 1;}if(button&2){return 3;}if(button&4){return 2;}return 0;}return event.which;}},jQuery.event.addProp);// Create mouseenter/leave events using mouseover/out and event-time checks
    // so that event delegation works in jQuery.
    // Do the same for pointerenter/pointerleave and pointerover/pointerout
    // Support: Safari 7 only
    // Safari sends mouseenter too often; see:
    // for the description of the bug (it existed in older Chrome versions as well).
    jQuery.each({mouseenter:"mouseover",mouseleave:"mouseout",pointerenter:"pointerover",pointerleave:"pointerout"},function(orig,fix){jQuery.event.special[orig]={delegateType:fix,bindType:fix,handle:function handle(event){var ret,target=this,related=event.relatedTarget,handleObj=event.handleObj;// For mouseenter/leave call the handler if related is outside the target.
    // NB: No relatedTarget if the mouse left/entered the browser window
    if(!related||related!==target&&!jQuery.contains(target,related)){event.type=handleObj.origType;ret=handleObj.handler.apply(this,arguments);event.type=fix;}return ret;}};});jQuery.fn.extend({on:function on(types,selector,data,fn){return _on(this,types,selector,data,fn);},one:function one(types,selector,data,fn){return _on(this,types,selector,data,fn,1);},off:function off(types,selector,fn){var handleObj,type;if(types&&types.preventDefault&&types.handleObj){// ( event )  dispatched jQuery.Event
    handleObj=types.handleObj;jQuery(types.delegateTarget).off(handleObj.namespace?handleObj.origType+"."+handleObj.namespace:handleObj.origType,handleObj.selector,handleObj.handler);return this;}if((typeof types==="undefined"?"undefined":_typeof(types))==="object"){// ( types-object [, selector] )
    for(type in types){,selector,types[type]);}return this;}if(selector===false||typeof selector==="function"){// ( types [, fn] )
    fn=selector;selector=undefined;}if(fn===false){fn=returnFalse;}return this.each(function(){jQuery.event.remove(this,types,fn,selector);});}});var/* eslint-disable max-len */// See
    rxhtmlTag=/<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi,/* eslint-enable */// Support: IE <=10 - 11, Edge 12 - 13
    // In IE/Edge using regex groups here causes severe slowdowns.
    // See
    rnoInnerhtml=/<script|<style|<link/i,// checked="checked" or checked
    rchecked=/checked\s*(?:[^=]|=\s*.checked.)/i,rscriptTypeMasked=/^true\/(.*)/,rcleanScript=/^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;function manipulationTarget(elem,content){if(jQuery.nodeName(elem,"table")&&jQuery.nodeName(content.nodeType!==11?content:content.firstChild,"tr")){return elem.getElementsByTagName("tbody")[0]||elem;}return elem;}// Replace/restore the type attribute of script elements for safe DOM manipulation
    function disableScript(elem){elem.type=(elem.getAttribute("type")!==null)+"/"+elem.type;return elem;}function restoreScript(elem){var match=rscriptTypeMasked.exec(elem.type);if(match){elem.type=match[1];}else{elem.removeAttribute("type");}return elem;}function cloneCopyEvent(src,dest){var i,l,type,pdataOld,pdataCur,udataOld,udataCur,events;if(dest.nodeType!==1){return;}// 1. Copy private data: events, handlers, etc.
    if(dataPriv.hasData(src)){pdataOld=dataPriv.access(src);pdataCur=dataPriv.set(dest,pdataOld);;if(events){delete pdataCur.handle;{};for(type in events){for(i=0,l=events[type].length;i<l;i++){jQuery.event.add(dest,type,events[type][i]);}}}}// 2. Copy user data
    if(dataUser.hasData(src)){udataOld=dataUser.access(src);udataCur=jQuery.extend({},udataOld);dataUser.set(dest,udataCur);}}// Fix IE bugs, see support tests
    function fixInput(src,dest){var nodeName=dest.nodeName.toLowerCase();// Fails to persist the checked state of a cloned checkbox or radio button.
    if(nodeName==="input"&&rcheckableType.test(src.type)){dest.checked=src.checked;// Fails to return the selected option to the default selected state when cloning options
    }else if(nodeName==="input"||nodeName==="textarea"){dest.defaultValue=src.defaultValue;}}function domManip(collection,args,callback,ignored){// Flatten any nested arrays
    args=concat.apply([],args);var fragment,first,scripts,hasScripts,node,doc,i=0,l=collection.length,iNoClone=l-1,value=args[0],isFunction=jQuery.isFunction(value);// We can't cloneNode fragments that contain checked, in WebKit
    if(isFunction||l>1&&typeof value==="string"&&!support.checkClone&&rchecked.test(value)){return collection.each(function(index){var self=collection.eq(index);if(isFunction){args[0],index,self.html());}domManip(self,args,callback,ignored);});}if(l){fragment=buildFragment(args,collection[0].ownerDocument,false,collection,ignored);first=fragment.firstChild;if(fragment.childNodes.length===1){fragment=first;}// Require either new content or an interest in ignored elements to invoke the callback
    if(first||ignored){,"script"),disableScript);hasScripts=scripts.length;// Use the original fragment for the last item
    // instead of the first because it can end up
    // being emptied incorrectly in certain situations (#8070).
    for(;i<l;i++){node=fragment;if(i!==iNoClone){node=jQuery.clone(node,true,true);// Keep references to cloned scripts for later restoration
    if(hasScripts){// Support: Android <=4.0 only, PhantomJS 1 only
    // push.apply(_, arraylike) throws on ancient WebKit
    jQuery.merge(scripts,getAll(node,"script"));}}[i],node,i);}if(hasScripts){doc=scripts[scripts.length-1].ownerDocument;// Reenable scripts,restoreScript);// Evaluate executable scripts on first document insertion
    for(i=0;i<hasScripts;i++){node=scripts[i];if(rscriptType.test(node.type||"")&&!dataPriv.access(node,"globalEval")&&jQuery.contains(doc,node)){if(node.src){// Optional AJAX dependency, but won't run scripts if not present
    if(jQuery._evalUrl){jQuery._evalUrl(node.src);}}else{DOMEval(node.textContent.replace(rcleanScript,""),doc);}}}}}}return collection;}function _remove(elem,selector,keepData){var node,nodes=selector?jQuery.filter(selector,elem):elem,i=0;for(;(node=nodes[i])!=null;i++){if(!keepData&&node.nodeType===1){jQuery.cleanData(getAll(node));}if(node.parentNode){if(keepData&&jQuery.contains(node.ownerDocument,node)){setGlobalEval(getAll(node,"script"));}node.parentNode.removeChild(node);}}return elem;}jQuery.extend({htmlPrefilter:function htmlPrefilter(html){return html.replace(rxhtmlTag,"<$1></$2>");},clone:function clone(elem,dataAndEvents,deepDataAndEvents){var i,l,srcElements,destElements,clone=elem.cloneNode(true),inPage=jQuery.contains(elem.ownerDocument,elem);// Fix IE cloning issues
    if(!support.noCloneChecked&&(elem.nodeType===1||elem.nodeType===11)&&!jQuery.isXMLDoc(elem)){// We eschew Sizzle here for performance reasons:
    destElements=getAll(clone);srcElements=getAll(elem);for(i=0,l=srcElements.length;i<l;i++){fixInput(srcElements[i],destElements[i]);}}// Copy the events from the original to the clone
    if(dataAndEvents){if(deepDataAndEvents){srcElements=srcElements||getAll(elem);destElements=destElements||getAll(clone);for(i=0,l=srcElements.length;i<l;i++){cloneCopyEvent(srcElements[i],destElements[i]);}}else{cloneCopyEvent(elem,clone);}}// Preserve script evaluation history
    destElements=getAll(clone,"script");if(destElements.length>0){setGlobalEval(destElements,!inPage&&getAll(elem,"script"));}// Return the cloned set
    return clone;},cleanData:function cleanData(elems){var data,elem,type,special=jQuery.event.special,i=0;for(;(elem=elems[i])!==undefined;i++){if(acceptData(elem)){if(data=elem[dataPriv.expando]){if({for(type in{if(special[type]){jQuery.event.remove(elem,type);// This is a shortcut to avoid jQuery.event.remove's overhead
    }else{jQuery.removeEvent(elem,type,data.handle);}}}// Support: Chrome <=35 - 45+
    // Assign undefined instead of using delete, see Data#remove
    elem[dataPriv.expando]=undefined;}if(elem[dataUser.expando]){// Support: Chrome <=35 - 45+
    // Assign undefined instead of using delete, see Data#remove
    elem[dataUser.expando]=undefined;}}}}});jQuery.fn.extend({detach:function detach(selector){return _remove(this,selector,true);},remove:function remove(selector){return _remove(this,selector);},text:function text(value){return access(this,function(value){return value===undefined?jQuery.text(this):this.empty().each(function(){if(this.nodeType===1||this.nodeType===11||this.nodeType===9){this.textContent=value;}});},null,value,arguments.length);},append:function append(){return domManip(this,arguments,function(elem){if(this.nodeType===1||this.nodeType===11||this.nodeType===9){var target=manipulationTarget(this,elem);target.appendChild(elem);}});},prepend:function prepend(){return domManip(this,arguments,function(elem){if(this.nodeType===1||this.nodeType===11||this.nodeType===9){var target=manipulationTarget(this,elem);target.insertBefore(elem,target.firstChild);}});},before:function before(){return domManip(this,arguments,function(elem){if(this.parentNode){this.parentNode.insertBefore(elem,this);}});},after:function after(){return domManip(this,arguments,function(elem){if(this.parentNode){this.parentNode.insertBefore(elem,this.nextSibling);}});},empty:function empty(){var elem,i=0;for(;(elem=this[i])!=null;i++){if(elem.nodeType===1){// Prevent memory leaks
    jQuery.cleanData(getAll(elem,false));// Remove any remaining nodes
    elem.textContent="";}}return this;},clone:function clone(dataAndEvents,deepDataAndEvents){dataAndEvents=dataAndEvents==null?false:dataAndEvents;deepDataAndEvents=deepDataAndEvents==null?dataAndEvents:deepDataAndEvents;return{return jQuery.clone(this,dataAndEvents,deepDataAndEvents);});},html:function html(value){return access(this,function(value){var elem=this[0]||{},i=0,l=this.length;if(value===undefined&&elem.nodeType===1){return elem.innerHTML;}// See if we can take a shortcut and just use innerHTML
    if(typeof value==="string"&&!rnoInnerhtml.test(value)&&!wrapMap[(rtagName.exec(value)||["",""])[1].toLowerCase()]){value=jQuery.htmlPrefilter(value);try{for(;i<l;i++){elem=this[i]||{};// Remove element nodes and prevent memory leaks
    if(elem.nodeType===1){jQuery.cleanData(getAll(elem,false));elem.innerHTML=value;}}elem=0;// If using innerHTML throws an exception, use the fallback method
    }catch(e){}}if(elem){this.empty().append(value);}},null,value,arguments.length);},replaceWith:function replaceWith(){var ignored=[];// Make the changes, replacing each non-ignored context element with the new content
    return domManip(this,arguments,function(elem){var parent=this.parentNode;if(jQuery.inArray(this,ignored)<0){jQuery.cleanData(getAll(this));if(parent){parent.replaceChild(elem,this);}}// Force callback invocation
    },ignored);}});jQuery.each({appendTo:"append",prependTo:"prepend",insertBefore:"before",insertAfter:"after",replaceAll:"replaceWith"},function(name,original){jQuery.fn[name]=function(selector){var elems,ret=[],insert=jQuery(selector),last=insert.length-1,i=0;for(;i<=last;i++){elems=i===last?this:this.clone(true);jQuery(insert[i])[original](elems);// Support: Android <=4.0 only, PhantomJS 1 only
    // .get() because push.apply(_, arraylike) throws on ancient WebKit
    push.apply(ret,elems.get());}return this.pushStack(ret);};});var rmargin=/^margin/;var rnumnonpx=new RegExp("^("+pnum+")(?!px)[a-z%]+$","i");var getStyles=function getStyles(elem){// Support: IE <=11 only, Firefox <=30 (#15098, #14150)
    // IE throws on elements created in popups
    // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
    var view=elem.ownerDocument.defaultView;if(!view||!view.opener){view=window;}return view.getComputedStyle(elem);};(function(){// Executing both pixelPosition & boxSizingReliable tests require only one layout
    // so they're executed at the same time to save the second computation.
    function computeStyleTests(){// This is a singleton, we need to execute it only once
    if(!div){return;}"box-sizing:border-box;"+"position:relative;display:block;"+"margin:auto;border:1px;padding:1px;"+"top:1%;width:50%";div.innerHTML="";documentElement.appendChild(container);var divStyle=window.getComputedStyle(div);!=="1%";// Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
    reliableMarginLeftVal=divStyle.marginLeft==="2px";boxSizingReliableVal=divStyle.width==="4px";// Support: Android 4.0 - 4.3 only
    // Some styles come back with percentage values, even though they shouldn't"50%";pixelMarginRightVal=divStyle.marginRight==="4px";documentElement.removeChild(container);// Nullify the div so it wouldn't be stored in the memory and
    // it will also be a sign that checks already performed
    div=null;}var pixelPositionVal,boxSizingReliableVal,pixelMarginRightVal,reliableMarginLeftVal,container=document.createElement("div"),div=document.createElement("div");// Finish early in limited (non-browser) environments
    if(!{return;}// Support: IE <=9 - 11 only
    // Style of cloned element affects source element cloned (#8908)"content-box";div.cloneNode(true).style.backgroundClip="";"content-box";"border:0;width:8px;height:0;top:0;left:-9999px;"+"padding:0;margin-top:1px;position:absolute";container.appendChild(div);jQuery.extend(support,{pixelPosition:function pixelPosition(){computeStyleTests();return pixelPositionVal;},boxSizingReliable:function boxSizingReliable(){computeStyleTests();return boxSizingReliableVal;},pixelMarginRight:function pixelMarginRight(){computeStyleTests();return pixelMarginRightVal;},reliableMarginLeft:function reliableMarginLeft(){computeStyleTests();return reliableMarginLeftVal;}});})();function curCSS(elem,name,computed){var width,minWidth,maxWidth,ret,;computed=computed||getStyles(elem);// Support: IE <=9 only
    // getPropertyValue is only needed for .css('filter') (#12537)
    if(computed){ret=computed.getPropertyValue(name)||computed[name];if(ret===""&&!jQuery.contains(elem.ownerDocument,elem)){,name);}// A tribute to the "awesome hack by Dean Edwards"
    // Android Browser returns percentage for some values,
    // but width seems to be reliably pixels.
    // This is against the CSSOM draft spec:
    if(!support.pixelMarginRight()&&rnumnonpx.test(ret)&&rmargin.test(name)){// Remember the original values
    width=style.width;minWidth=style.minWidth;maxWidth=style.maxWidth;// Put in the new values to get a computed value out
    style.minWidth=style.maxWidth=style.width=ret;ret=computed.width;// Revert the changed values
    style.width=width;style.minWidth=minWidth;style.maxWidth=maxWidth;}}return ret!==undefined?// Support: IE <=9 - 11 only
    // IE returns zIndex value as an integer.
    ret+"":ret;}function addGetHookIf(conditionFn,hookFn){// Define the hook, we'll check on the first run if it's really needed.
    return{get:function get(){if(conditionFn()){// Hook not needed (or it's not possible to use it due
    // to missing dependency), remove it.
    delete this.get;return;}// Hook needed; redefine it so that the support test is not executed again.
    return(this.get=hookFn).apply(this,arguments);}};}var// Swappable if display is none or starts with table
    // except "table", "table-cell", or "table-caption"
    // See here for display values:
    rdisplayswap=/^(none|table(?!-c[ea]).+)/,cssShow={position:"absolute",visibility:"hidden",display:"block"},cssNormalTransform={letterSpacing:"0",fontWeight:"400"},cssPrefixes=["Webkit","Moz","ms"],emptyStyle=document.createElement("div").style;// Return a css property mapped to a potentially vendor prefixed property
    function vendorPropName(name){// Shortcut for names that are not vendor prefixed
    if(name in emptyStyle){return name;}// Check for vendor prefixed names
    var capName=name[0].toUpperCase()+name.slice(1),i=cssPrefixes.length;while(i--){name=cssPrefixes[i]+capName;if(name in emptyStyle){return name;}}}function setPositiveNumber(elem,value,subtract){// Any relative (+/-) values have already been
    // normalized at this point
    var matches=rcssNum.exec(value);return matches?// Guard against undefined "subtract", e.g., when used as in cssHooks
    Math.max(0,matches[2]-(subtract||0))+(matches[3]||"px"):value;}function augmentWidthOrHeight(elem,name,extra,isBorderBox,styles){var i,val=0;// If we already have the right measurement, avoid augmentation
    if(extra===(isBorderBox?"border":"content")){i=4;// Otherwise initialize for horizontal or vertical properties
    }else{i=name==="width"?1:0;}for(;i<4;i+=2){// Both box models exclude margin, so add it if we want it
    if(extra==="margin"){val+=jQuery.css(elem,extra+cssExpand[i],true,styles);}if(isBorderBox){// border-box includes padding, so remove it if we want content
    if(extra==="content"){val-=jQuery.css(elem,"padding"+cssExpand[i],true,styles);}// At this point, extra isn't border nor margin, so remove border
    if(extra!=="margin"){val-=jQuery.css(elem,"border"+cssExpand[i]+"Width",true,styles);}}else{// At this point, extra isn't content, so add padding
    val+=jQuery.css(elem,"padding"+cssExpand[i],true,styles);// At this point, extra isn't content nor padding, so add border
    if(extra!=="padding"){val+=jQuery.css(elem,"border"+cssExpand[i]+"Width",true,styles);}}}return val;}function getWidthOrHeight(elem,name,extra){// Start with offset property, which is equivalent to the border-box value
    var val,valueIsBorderBox=true,styles=getStyles(elem),isBorderBox=jQuery.css(elem,"boxSizing",false,styles)==="border-box";// Support: IE <=11 only
    // Running getBoundingClientRect on a disconnected node
    // in IE throws an error.
    if(elem.getClientRects().length){val=elem.getBoundingClientRect()[name];}// Some non-html elements return undefined for offsetWidth, so check for null/undefined
    // svg -
    // MathML -
    if(val<=0||val==null){// Fall back to computed then uncomputed css if necessary
    val=curCSS(elem,name,styles);if(val<0||val==null){[name];}// Computed unit is not pixels. Stop here and return.
    if(rnumnonpx.test(val)){return val;}// Check for style in case a browser which returns unreliable values
    // for getComputedStyle silently falls back to the reliable
    valueIsBorderBox=isBorderBox&&(support.boxSizingReliable()||[name]);// Normalize "", auto, and prepare for extra
    val=parseFloat(val)||0;}// Use the active box-sizing model to add/subtract irrelevant styles
    return val+augmentWidthOrHeight(elem,name,extra||(isBorderBox?"border":"content"),valueIsBorderBox,styles)+"px";}jQuery.extend({// Add in style property hooks for overriding the default
    // behavior of getting and setting a style property
    cssHooks:{opacity:{get:function get(elem,computed){if(computed){// We should always get a number back from opacity
    var ret=curCSS(elem,"opacity");return ret===""?"1":ret;}}}},// Don't automatically add "px" to these possibly-unitless properties
    cssNumber:{"animationIterationCount":true,"columnCount":true,"fillOpacity":true,"flexGrow":true,"flexShrink":true,"fontWeight":true,"lineHeight":true,"opacity":true,"order":true,"orphans":true,"widows":true,"zIndex":true,"zoom":true},// Add in properties whose names you wish to fix before
    // setting or getting the value
    cssProps:{"float":"cssFloat"},// Get and set the style property on a DOM Node
    style:function style(elem,name,value,extra){// Don't set styles on text and comment nodes
    if(!elem||elem.nodeType===3||elem.nodeType===8||!{return;}// Make sure that we're working with the right name
    var ret,type,hooks,origName=jQuery.camelCase(name),;name=jQuery.cssProps[origName]||(jQuery.cssProps[origName]=vendorPropName(origName)||origName);// Gets hook for the prefixed version, then unprefixed version
    hooks=jQuery.cssHooks[name]||jQuery.cssHooks[origName];// Check if we're setting a value
    if(value!==undefined){type=typeof value==="undefined"?"undefined":_typeof(value);// Convert "+=" or "-=" to relative numbers (#7345)
    if(type==="string"&&(ret=rcssNum.exec(value))&&ret[1]){value=adjustCSS(elem,name,ret);// Fixes bug #9237
    type="number";}// Make sure that null and NaN values aren't set (#7116)
    if(value==null||value!==value){return;}// If a number was passed in, add the unit (except for certain CSS properties)
    if(type==="number"){value+=ret&&ret[3]||(jQuery.cssNumber[origName]?"":"px");}// background-* props affect original clone's values
    if(!support.clearCloneStyle&&value===""&&name.indexOf("background")===0){style[name]="inherit";}// If a hook was provided, use that value, otherwise just set the specified value
    if(!hooks||!("set"in hooks)||(value=hooks.set(elem,value,extra))!==undefined){style[name]=value;}}else{// If a hook was provided get the non-computed value from there
    if(hooks&&"get"in hooks&&(ret=hooks.get(elem,false,extra))!==undefined){return ret;}// Otherwise just get the value from the style object
    return style[name];}},css:function css(elem,name,extra,styles){var val,num,hooks,origName=jQuery.camelCase(name);// Make sure that we're working with the right name
    name=jQuery.cssProps[origName]||(jQuery.cssProps[origName]=vendorPropName(origName)||origName);// Try prefixed name followed by the unprefixed name
    hooks=jQuery.cssHooks[name]||jQuery.cssHooks[origName];// If a hook was provided get the computed value from there
    if(hooks&&"get"in hooks){val=hooks.get(elem,true,extra);}// Otherwise, if a way to get the computed value exists, use that
    if(val===undefined){val=curCSS(elem,name,styles);}// Convert "normal" to computed value
    if(val==="normal"&&name in cssNormalTransform){val=cssNormalTransform[name];}// Make numeric if forced or a qualifier was provided and val looks numeric
    if(extra===""||extra){num=parseFloat(val);return extra===true||isFinite(num)?num||0:val;}return val;}});jQuery.each(["height","width"],function(i,name){jQuery.cssHooks[name]={get:function get(elem,computed,extra){if(computed){// Certain elements can have dimension info if we invisibly show them
    // but it must have a current display style that would benefit
    return rdisplayswap.test(jQuery.css(elem,"display"))&&(// Support: Safari 8+
    // Table columns in Safari have non-zero offsetWidth & zero
    // getBoundingClientRect().width unless display is changed.
    // Support: IE <=11 only
    // Running getBoundingClientRect on a disconnected node
    // in IE throws an error.
    !elem.getClientRects().length||!elem.getBoundingClientRect().width)?swap(elem,cssShow,function(){return getWidthOrHeight(elem,name,extra);}):getWidthOrHeight(elem,name,extra);}},set:function set(elem,value,extra){var matches,styles=extra&&getStyles(elem),subtract=extra&&augmentWidthOrHeight(elem,name,extra,jQuery.css(elem,"boxSizing",false,styles)==="border-box",styles);// Convert to pixels if value adjustment is needed
    if(subtract&&(matches=rcssNum.exec(value))&&(matches[3]||"px")!=="px"){[name]=value;value=jQuery.css(elem,name);}return setPositiveNumber(elem,value,subtract);}};});jQuery.cssHooks.marginLeft=addGetHookIf(support.reliableMarginLeft,function(elem,computed){if(computed){return(parseFloat(curCSS(elem,"marginLeft"))||elem.getBoundingClientRect().left-swap(elem,{marginLeft:0},function(){return elem.getBoundingClientRect().left;}))+"px";}});// These hooks are used by animate to expand properties
    jQuery.each({margin:"",padding:"",border:"Width"},function(prefix,suffix){jQuery.cssHooks[prefix+suffix]={expand:function expand(value){var i=0,expanded={},// Assumes a single number if not a string
    parts=typeof value==="string"?value.split(" "):[value];for(;i<4;i++){expanded[prefix+cssExpand[i]+suffix]=parts[i]||parts[i-2]||parts[0];}return expanded;}};if(!rmargin.test(prefix)){jQuery.cssHooks[prefix+suffix].set=setPositiveNumber;}});jQuery.fn.extend({css:function css(name,value){return access(this,function(elem,name,value){var styles,len,map={},i=0;if(jQuery.isArray(name)){styles=getStyles(elem);len=name.length;for(;i<len;i++){map[name[i]]=jQuery.css(elem,name[i],false,styles);}return map;}return value!==undefined?,name,value):jQuery.css(elem,name);},name,value,arguments.length>1);}});function Tween(elem,options,prop,end,easing){return new Tween.prototype.init(elem,options,prop,end,easing);}jQuery.Tween=Tween;Tween.prototype={constructor:Tween,init:function init(elem,options,prop,end,easing,unit){this.elem=elem;this.prop=prop;this.easing=easing||jQuery.easing._default;this.options=options;;this.end=end;this.unit=unit||(jQuery.cssNumber[prop]?"":"px");},cur:function cur(){var hooks=Tween.propHooks[this.prop];return hooks&&hooks.get?hooks.get(this):Tween.propHooks._default.get(this);},run:function run(percent){var eased,hooks=Tween.propHooks[this.prop];if(this.options.duration){this.pos=eased=jQuery.easing[this.easing](percent,this.options.duration*percent,0,1,this.options.duration);}else{this.pos=eased=percent;}*eased+this.start;if(this.options.step){,,this);}if(hooks&&hooks.set){hooks.set(this);}else{Tween.propHooks._default.set(this);}return this;}};Tween.prototype.init.prototype=Tween.prototype;Tween.propHooks={_default:{get:function get(tween){var result;// Use a property on the element directly when it is not a DOM element,
    // or when there is no matching style property that exists.
    if(tween.elem.nodeType!==1||tween.elem[tween.prop]!=null&&[tween.prop]==null){return tween.elem[tween.prop];}// Passing an empty string as a 3rd parameter to .css will automatically
    // attempt a parseFloat and fallback to a string if the parse fails.
    // Simple values such as "10px" are parsed to Float;
    // complex values such as "rotate(1rad)" are returned as-is.
    result=jQuery.css(tween.elem,tween.prop,"");// Empty strings, null, undefined and "auto" are converted to 0.
    return!result||result==="auto"?0:result;},set:function set(tween){// Use step hook for back compat.
    // Use cssHook if its there.
    // Use .style if available and use plain properties where available.
    if(jQuery.fx.step[tween.prop]){jQuery.fx.step[tween.prop](tween);}else if(tween.elem.nodeType===1&&([jQuery.cssProps[tween.prop]]!=null||jQuery.cssHooks[tween.prop])){,tween.prop,;}else{tween.elem[tween.prop];}}}};// Support: IE <=9 only
    // Panic based approach to setting things on disconnected nodes
    Tween.propHooks.scrollTop=Tween.propHooks.scrollLeft={set:function set(tween){if(tween.elem.nodeType&&tween.elem.parentNode){tween.elem[tween.prop];}}};jQuery.easing={linear:function linear(p){return p;},swing:function swing(p){return 0.5-Math.cos(p*Math.PI)/2;},_default:"swing"};jQuery.fx=Tween.prototype.init;// Back compat <1.8 extension point
    jQuery.fx.step={};var fxNow,timerId,rfxtypes=/^(?:toggle|show|hide)$/,rrun=/queueHooks$/;function raf(){if(timerId){window.requestAnimationFrame(raf);jQuery.fx.tick();}}// Animations created synchronously will run synchronously
    function createFxNow(){window.setTimeout(function(){fxNow=undefined;});return;}// Generate parameters to create a standard animation
    function genFx(type,includeWidth){var which,i=0,attrs={height:type};// If we include width, step value is 1 to do all cssExpand values,
    // otherwise step value is 2 to skip over Left and Right
    includeWidth=includeWidth?1:0;for(;i<4;i+=2-includeWidth){which=cssExpand[i];attrs["margin"+which]=attrs["padding"+which]=type;}if(includeWidth){attrs.opacity=attrs.width=type;}return attrs;}function createTween(value,prop,animation){var tween,collection=(Animation.tweeners[prop]||[]).concat(Animation.tweeners["*"]),index=0,length=collection.length;for(;index<length;index++){if(tween=collection[index].call(animation,prop,value)){// We're done with this property
    return tween;}}}function defaultPrefilter(elem,props,opts){var prop,value,toggle,hooks,oldfire,propTween,restoreDisplay,display,isBox="width"in props||"height"in props,anim=this,orig={},,hidden=elem.nodeType&&isHiddenWithinTree(elem),dataShow=dataPriv.get(elem,"fxshow");// Queue-skipping animations hijack the fx hooks
    if(!opts.queue){hooks=jQuery._queueHooks(elem,"fx");if(hooks.unqueued==null){hooks.unqueued=0;;{if(!hooks.unqueued){oldfire();}};}hooks.unqueued++;anim.always(function(){// Ensure the complete handler is called before this completes
    anim.always(function(){hooks.unqueued--;if(!jQuery.queue(elem,"fx").length){;}});});}// Detect show/hide animations
    for(prop in props){value=props[prop];if(rfxtypes.test(value)){delete props[prop];toggle=toggle||value==="toggle";if(value===(hidden?"hide":"show")){// Pretend to be hidden if this is a "show" and
    // there is still data from a stopped show/hide
    if(value==="show"&&dataShow&&dataShow[prop]!==undefined){hidden=true;// Ignore all other no-op show/hide data
    }else{continue;}}orig[prop]=dataShow&&dataShow[prop]||,prop);}}// Bail out if this is a no-op like .hide().hide()
    propTween=!jQuery.isEmptyObject(props);if(!propTween&&jQuery.isEmptyObject(orig)){return;}// Restrict "overflow" and "display" styles during box animations
    if(isBox&&elem.nodeType===1){// Support: IE <=9 - 11, Edge 12 - 13
    // Record all 3 overflow attributes because IE does not infer the shorthand
    // from identically-valued overflowX and overflowY
    opts.overflow=[style.overflow,style.overflowX,style.overflowY];// Identify a display type, preferring old show/hide data over the CSS cascade
    restoreDisplay=dataShow&&dataShow.display;if(restoreDisplay==null){restoreDisplay=dataPriv.get(elem,"display");}display=jQuery.css(elem,"display");if(display==="none"){if(restoreDisplay){display=restoreDisplay;}else{// Get nonempty value(s) by temporarily forcing visibility
    showHide([elem],true);||restoreDisplay;display=jQuery.css(elem,"display");showHide([elem]);}}// Animate inline elements as inline-block
    if(display==="inline"||display==="inline-block"&&restoreDisplay!=null){if(jQuery.css(elem,"float")==="none"){// Restore the original display value at the end of pure show/hide animations
    if(!propTween){anim.done(function(){style.display=restoreDisplay;});if(restoreDisplay==null){display=style.display;restoreDisplay=display==="none"?"":display;}}style.display="inline-block";}}}if(opts.overflow){style.overflow="hidden";anim.always(function(){style.overflow=opts.overflow[0];style.overflowX=opts.overflow[1];style.overflowY=opts.overflow[2];});}// Implement show/hide animations
    propTween=false;for(prop in orig){// General show/hide setup for this element animation
    if(!propTween){if(dataShow){if("hidden"in dataShow){hidden=dataShow.hidden;}}else{dataShow=dataPriv.access(elem,"fxshow",{display:restoreDisplay});}// Store hidden/visible for toggle so `.stop().toggle()` "reverses"
    if(toggle){dataShow.hidden=!hidden;}// Show elements before animating them
    if(hidden){showHide([elem],true);}/* eslint-disable no-loop-func */anim.done(function(){/* eslint-enable no-loop-func */// The final step of a "hide" animation is actually hiding the element
    if(!hidden){showHide([elem]);}dataPriv.remove(elem,"fxshow");for(prop in orig){,prop,orig[prop]);}});}// Per-property setup
    propTween=createTween(hidden?dataShow[prop]:0,prop,anim);if(!(prop in dataShow)){dataShow[prop]=propTween.start;if(hidden){propTween.end=propTween.start;propTween.start=0;}}}}function propFilter(props,specialEasing){var index,name,easing,value,hooks;// camelCase, specialEasing and expand cssHook pass
    for(index in props){name=jQuery.camelCase(index);easing=specialEasing[name];value=props[index];if(jQuery.isArray(value)){easing=value[1];value=props[index]=value[0];}if(index!==name){props[name]=value;delete props[index];}hooks=jQuery.cssHooks[name];if(hooks&&"expand"in hooks){value=hooks.expand(value);delete props[name];// Not quite $.extend, this won't overwrite existing keys.
    // Reusing 'index' because we have the correct "name"
    for(index in value){if(!(index in props)){props[index]=value[index];specialEasing[index]=easing;}}}else{specialEasing[name]=easing;}}}function Animation(elem,properties,options){var result,stopped,index=0,length=Animation.prefilters.length,deferred=jQuery.Deferred().always(function(){// Don't match elem in the :animated selector
    delete tick.elem;}),tick=function tick(){if(stopped){return false;}var currentTime=fxNow||createFxNow(),remaining=Math.max(0,animation.startTime+animation.duration-currentTime),// Support: Android 2.3 only
    // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
    temp=remaining/animation.duration||0,percent=1-temp,index=0,length=animation.tweens.length;for(;index<length;index++){animation.tweens[index].run(percent);}deferred.notifyWith(elem,[animation,percent,remaining]);if(percent<1&&length){return remaining;}else{deferred.resolveWith(elem,[animation]);return false;}},animation=deferred.promise({elem:elem,props:jQuery.extend({},properties),opts:jQuery.extend(true,{specialEasing:{},easing:jQuery.easing._default},options),originalProperties:properties,originalOptions:options,startTime:fxNow||createFxNow(),duration:options.duration,tweens:[],createTween:function createTween(prop,end){var tween=jQuery.Tween(elem,animation.opts,prop,end,animation.opts.specialEasing[prop]||animation.opts.easing);animation.tweens.push(tween);return tween;},stop:function stop(gotoEnd){var index=0,// If we are going to the end, we want to run all the tweens
    // otherwise we skip this part
    length=gotoEnd?animation.tweens.length:0;if(stopped){return this;}stopped=true;for(;index<length;index++){animation.tweens[index].run(1);}// Resolve when we played the last frame; otherwise, reject
    if(gotoEnd){deferred.notifyWith(elem,[animation,1,0]);deferred.resolveWith(elem,[animation,gotoEnd]);}else{deferred.rejectWith(elem,[animation,gotoEnd]);}return this;}}),props=animation.props;propFilter(props,animation.opts.specialEasing);for(;index<length;index++){result=Animation.prefilters[index].call(animation,elem,props,animation.opts);if(result){if(jQuery.isFunction(result.stop)){jQuery._queueHooks(animation.elem,animation.opts.queue).stop=jQuery.proxy(result.stop,result);}return result;}},createTween,animation);if(jQuery.isFunction(animation.opts.start)){,animation);}jQuery.fx.timer(jQuery.extend(tick,{elem:elem,anim:animation,queue:animation.opts.queue}));// attach callbacks from options
    return animation.progress(animation.opts.progress).done(animation.opts.done,animation.opts.complete).fail(;}jQuery.Animation=jQuery.extend(Animation,{tweeners:{"*":[function(prop,value){var tween=this.createTween(prop,value);adjustCSS(tween.elem,prop,rcssNum.exec(value),tween);return tween;}]},tweener:function tweener(props,callback){if(jQuery.isFunction(props)){callback=props;props=["*"];}else{props=props.match(rnothtmlwhite);}var prop,index=0,length=props.length;for(;index<length;index++){prop=props[index];Animation.tweeners[prop]=Animation.tweeners[prop]||[];Animation.tweeners[prop].unshift(callback);}},prefilters:[defaultPrefilter],prefilter:function prefilter(callback,prepend){if(prepend){Animation.prefilters.unshift(callback);}else{Animation.prefilters.push(callback);}}});jQuery.speed=function(speed,easing,fn){var opt=speed&&(typeof speed==="undefined"?"undefined":_typeof(speed))==="object"?jQuery.extend({},speed):{complete:fn||!fn&&easing||jQuery.isFunction(speed)&&speed,duration:speed,easing:fn&&easing||easing&&!jQuery.isFunction(easing)&&easing};// Go to the end state if fx are off or if document is hidden
    if(||document.hidden){opt.duration=0;}else{if(typeof opt.duration!=="number"){if(opt.duration in jQuery.fx.speeds){opt.duration=jQuery.fx.speeds[opt.duration];}else{opt.duration=jQuery.fx.speeds._default;}}}// Normalize opt.queue - true/undefined/null -> "fx"
    if(opt.queue==null||opt.queue===true){opt.queue="fx";}// Queueing
    opt.old=opt.complete;opt.complete=function(){if(jQuery.isFunction(opt.old)){;}if(opt.queue){jQuery.dequeue(this,opt.queue);}};return opt;};jQuery.fn.extend({fadeTo:function fadeTo(speed,to,easing,callback){// Show any hidden elements after setting opacity to 0
    return this.filter(isHiddenWithinTree).css("opacity",0).show()// Animate to the value specified
    .end().animate({opacity:to},speed,easing,callback);},animate:function animate(prop,speed,easing,callback){var empty=jQuery.isEmptyObject(prop),optall=jQuery.speed(speed,easing,callback),doAnimation=function doAnimation(){// Operate on a copy of prop so per-property easing won't be lost
    var anim=Animation(this,jQuery.extend({},prop),optall);// Empty animations, or finishing resolves immediately
    if(empty||dataPriv.get(this,"finish")){anim.stop(true);}};doAnimation.finish=doAnimation;return empty||optall.queue===false?this.each(doAnimation):this.queue(optall.queue,doAnimation);},stop:function stop(type,clearQueue,gotoEnd){var stopQueue=function stopQueue(hooks){var stop=hooks.stop;delete hooks.stop;stop(gotoEnd);};if(typeof type!=="string"){gotoEnd=clearQueue;clearQueue=type;type=undefined;}if(clearQueue&&type!==false){this.queue(type||"fx",[]);}return this.each(function(){var dequeue=true,index=type!=null&&type+"queueHooks",timers=jQuery.timers,data=dataPriv.get(this);if(index){if(data[index]&&data[index].stop){stopQueue(data[index]);}}else{for(index in data){if(data[index]&&data[index].stop&&rrun.test(index)){stopQueue(data[index]);}}}for(index=timers.length;index--;){if(timers[index].elem===this&&(type==null||timers[index].queue===type)){timers[index].anim.stop(gotoEnd);dequeue=false;timers.splice(index,1);}}// Start the next in the queue if the last step wasn't forced.
    // Timers currently will call their complete callbacks, which
    // will dequeue but only if they were gotoEnd.
    if(dequeue||!gotoEnd){jQuery.dequeue(this,type);}});},finish:function finish(type){if(type!==false){type=type||"fx";}return this.each(function(){var index,data=dataPriv.get(this),queue=data[type+"queue"],hooks=data[type+"queueHooks"],timers=jQuery.timers,length=queue?queue.length:0;// Enable finishing flag on private data
    data.finish=true;// Empty the queue first
    jQuery.queue(this,type,[]);if(hooks&&hooks.stop){,true);}// Look for any active animations, and finish them
    for(index=timers.length;index--;){if(timers[index].elem===this&&timers[index].queue===type){timers[index].anim.stop(true);timers.splice(index,1);}}// Look for any animations in the old queue and finish them
    for(index=0;index<length;index++){if(queue[index]&&queue[index].finish){queue[index];}}// Turn off finishing flag
    delete data.finish;});}});jQuery.each(["toggle","show","hide"],function(i,name){var cssFn=jQuery.fn[name];jQuery.fn[name]=function(speed,easing,callback){return speed==null||typeof speed==="boolean"?cssFn.apply(this,arguments):this.animate(genFx(name,true),speed,easing,callback);};});// Generate shortcuts for custom animations
    jQuery.each({slideDown:genFx("show"),slideUp:genFx("hide"),slideToggle:genFx("toggle"),fadeIn:{opacity:"show"},fadeOut:{opacity:"hide"},fadeToggle:{opacity:"toggle"}},function(name,props){jQuery.fn[name]=function(speed,easing,callback){return this.animate(props,speed,easing,callback);};});jQuery.timers=[];jQuery.fx.tick=function(){var timer,i=0,timers=jQuery.timers;;for(;i<timers.length;i++){timer=timers[i];// Checks the timer has not already been removed
    if(!timer()&&timers[i]===timer){timers.splice(i--,1);}}if(!timers.length){jQuery.fx.stop();}fxNow=undefined;};jQuery.fx.timer=function(timer){jQuery.timers.push(timer);if(timer()){jQuery.fx.start();}else{jQuery.timers.pop();}};jQuery.fx.interval=13;jQuery.fx.start=function(){if(!timerId){timerId=window.requestAnimationFrame?window.requestAnimationFrame(raf):window.setInterval(jQuery.fx.tick,jQuery.fx.interval);}};jQuery.fx.stop=function(){if(window.cancelAnimationFrame){window.cancelAnimationFrame(timerId);}else{window.clearInterval(timerId);}timerId=null;};jQuery.fx.speeds={slow:600,fast:200,// Default speed
    _default:400};// Based off of the plugin by Clint Helfers, with permission.
    jQuery.fn.delay=function(time,type){time=jQuery.fx?jQuery.fx.speeds[time]||time:time;type=type||"fx";return this.queue(type,function(next,hooks){var timeout=window.setTimeout(next,time);hooks.stop=function(){window.clearTimeout(timeout);};});};(function(){var input=document.createElement("input"),select=document.createElement("select"),opt=select.appendChild(document.createElement("option"));input.type="checkbox";// Support: Android <=4.3 only
    // Default value for a checkbox should be "on"
    support.checkOn=input.value!=="";// Support: IE <=11 only
    // Must access selectedIndex to make default options select
    support.optSelected=opt.selected;// Support: IE <=11 only
    // An input loses its value after becoming a radio
    input=document.createElement("input");input.value="t";input.type="radio";support.radioValue=input.value==="t";})();var boolHook,attrHandle=jQuery.expr.attrHandle;jQuery.fn.extend({attr:function attr(name,value){return access(this,jQuery.attr,name,value,arguments.length>1);},removeAttr:function removeAttr(name){return this.each(function(){jQuery.removeAttr(this,name);});}});jQuery.extend({attr:function attr(elem,name,value){var ret,hooks,nType=elem.nodeType;// Don't get/set attributes on text, comment and attribute nodes
    if(nType===3||nType===8||nType===2){return;}// Fallback to prop when attributes are not supported
    if(typeof elem.getAttribute==="undefined"){return jQuery.prop(elem,name,value);}// Attribute hooks are determined by the lowercase version
    // Grab necessary hook if one is defined
    if(nType!==1||!jQuery.isXMLDoc(elem)){hooks=jQuery.attrHooks[name.toLowerCase()]||(jQuery.expr.match.bool.test(name)?boolHook:undefined);}if(value!==undefined){if(value===null){jQuery.removeAttr(elem,name);return;}if(hooks&&"set"in hooks&&(ret=hooks.set(elem,value,name))!==undefined){return ret;}elem.setAttribute(name,value+"");return value;}if(hooks&&"get"in hooks&&(ret=hooks.get(elem,name))!==null){return ret;}ret=jQuery.find.attr(elem,name);// Non-existent attributes return null, we normalize to undefined
    return ret==null?undefined:ret;},attrHooks:{type:{set:function set(elem,value){if(!support.radioValue&&value==="radio"&&jQuery.nodeName(elem,"input")){var val=elem.value;elem.setAttribute("type",value);if(val){elem.value=val;}return value;}}}},removeAttr:function removeAttr(elem,value){var name,i=0,// Attribute names can contain non-HTML whitespace characters
    attrNames=value&&value.match(rnothtmlwhite);if(attrNames&&elem.nodeType===1){while(name=attrNames[i++]){elem.removeAttribute(name);}}}});// Hooks for boolean attributes
    boolHook={set:function set(elem,value,name){if(value===false){// Remove boolean attributes when set to false
    jQuery.removeAttr(elem,name);}else{elem.setAttribute(name,name);}return name;}};jQuery.each(jQuery.expr.match.bool.source.match(/\w+/g),function(i,name){var getter=attrHandle[name]||jQuery.find.attr;attrHandle[name]=function(elem,name,isXML){var ret,handle,lowercaseName=name.toLowerCase();if(!isXML){// Avoid an infinite loop by temporarily removing this function from the getter
    handle=attrHandle[lowercaseName];attrHandle[lowercaseName]=ret;ret=getter(elem,name,isXML)!=null?lowercaseName:null;attrHandle[lowercaseName]=handle;}return ret;};});var rfocusable=/^(?:input|select|textarea|button)$/i,rclickable=/^(?:a|area)$/i;jQuery.fn.extend({prop:function prop(name,value){return access(this,jQuery.prop,name,value,arguments.length>1);},removeProp:function removeProp(name){return this.each(function(){delete this[jQuery.propFix[name]||name];});}});jQuery.extend({prop:function prop(elem,name,value){var ret,hooks,nType=elem.nodeType;// Don't get/set properties on text, comment and attribute nodes
    if(nType===3||nType===8||nType===2){return;}if(nType!==1||!jQuery.isXMLDoc(elem)){// Fix name and attach hooks
    name=jQuery.propFix[name]||name;hooks=jQuery.propHooks[name];}if(value!==undefined){if(hooks&&"set"in hooks&&(ret=hooks.set(elem,value,name))!==undefined){return ret;}return elem[name]=value;}if(hooks&&"get"in hooks&&(ret=hooks.get(elem,name))!==null){return ret;}return elem[name];},propHooks:{tabIndex:{get:function get(elem){// Support: IE <=9 - 11 only
    // elem.tabIndex doesn't always return the
    // correct value when it hasn't been explicitly set
    // Use proper attribute retrieval(#12072)
    var tabindex=jQuery.find.attr(elem,"tabindex");if(tabindex){return parseInt(tabindex,10);}if(rfocusable.test(elem.nodeName)||rclickable.test(elem.nodeName)&&elem.href){return 0;}return-1;}}},propFix:{"for":"htmlFor","class":"className"}});// Support: IE <=11 only
    // Accessing the selectedIndex property
    // forces the browser to respect setting selected
    // on the option
    // The getter ensures a default option is selected
    // when in an optgroup
    // eslint rule "no-unused-expressions" is disabled for this code
    // since it considers such accessions noop
    if(!support.optSelected){jQuery.propHooks.selected={get:function get(elem){/* eslint no-unused-expressions: "off" */var parent=elem.parentNode;if(parent&&parent.parentNode){parent.parentNode.selectedIndex;}return null;},set:function set(elem){/* eslint no-unused-expressions: "off" */var parent=elem.parentNode;if(parent){parent.selectedIndex;if(parent.parentNode){parent.parentNode.selectedIndex;}}}};}jQuery.each(["tabIndex","readOnly","maxLength","cellSpacing","cellPadding","rowSpan","colSpan","useMap","frameBorder","contentEditable"],function(){jQuery.propFix[this.toLowerCase()]=this;});// Strip and collapse whitespace according to HTML spec
    function stripAndCollapse(value){var tokens=value.match(rnothtmlwhite)||[];return tokens.join(" ");}function getClass(elem){return elem.getAttribute&&elem.getAttribute("class")||"";}jQuery.fn.extend({addClass:function addClass(value){var classes,elem,cur,curValue,clazz,j,finalValue,i=0;if(jQuery.isFunction(value)){return this.each(function(j){jQuery(this).addClass(,j,getClass(this)));});}if(typeof value==="string"&&value){classes=value.match(rnothtmlwhite)||[];while(elem=this[i++]){curValue=getClass(elem);cur=elem.nodeType===1&&" "+stripAndCollapse(curValue)+" ";if(cur){j=0;while(clazz=classes[j++]){if(cur.indexOf(" "+clazz+" ")<0){cur+=clazz+" ";}}// Only assign if different to avoid unneeded rendering.
    finalValue=stripAndCollapse(cur);if(curValue!==finalValue){elem.setAttribute("class",finalValue);}}}}return this;},removeClass:function removeClass(value){var classes,elem,cur,curValue,clazz,j,finalValue,i=0;if(jQuery.isFunction(value)){return this.each(function(j){jQuery(this).removeClass(,j,getClass(this)));});}if(!arguments.length){return this.attr("class","");}if(typeof value==="string"&&value){classes=value.match(rnothtmlwhite)||[];while(elem=this[i++]){curValue=getClass(elem);// This expression is here for better compressibility (see addClass)
    cur=elem.nodeType===1&&" "+stripAndCollapse(curValue)+" ";if(cur){j=0;while(clazz=classes[j++]){// Remove *all* instances
    while(cur.indexOf(" "+clazz+" ")>-1){cur=cur.replace(" "+clazz+" "," ");}}// Only assign if different to avoid unneeded rendering.
    finalValue=stripAndCollapse(cur);if(curValue!==finalValue){elem.setAttribute("class",finalValue);}}}}return this;},toggleClass:function toggleClass(value,stateVal){var type=typeof value==="undefined"?"undefined":_typeof(value);if(typeof stateVal==="boolean"&&type==="string"){return stateVal?this.addClass(value):this.removeClass(value);}if(jQuery.isFunction(value)){return this.each(function(i){jQuery(this).toggleClass(,i,getClass(this),stateVal),stateVal);});}return this.each(function(){var className,i,self,classNames;if(type==="string"){// Toggle individual class names
    i=0;self=jQuery(this);classNames=value.match(rnothtmlwhite)||[];while(className=classNames[i++]){// Check each className given, space separated list
    if(self.hasClass(className)){self.removeClass(className);}else{self.addClass(className);}}// Toggle whole class name
    }else if(value===undefined||type==="boolean"){className=getClass(this);if(className){// Store className if set
    dataPriv.set(this,"__className__",className);}// If the element has a class name or if we're passed `false`,
    // then remove the whole classname (if there was one, the above saved it).
    // Otherwise bring back whatever was previously saved (if anything),
    // falling back to the empty string if nothing was stored.
    if(this.setAttribute){this.setAttribute("class",className||value===false?"":dataPriv.get(this,"__className__")||"");}}});},hasClass:function hasClass(selector){var className,elem,i=0;className=" "+selector+" ";while(elem=this[i++]){if(elem.nodeType===1&&(" "+stripAndCollapse(getClass(elem))+" ").indexOf(className)>-1){return true;}}return false;}});var rreturn=/\r/g;jQuery.fn.extend({val:function val(value){var hooks,ret,isFunction,elem=this[0];if(!arguments.length){if(elem){hooks=jQuery.valHooks[elem.type]||jQuery.valHooks[elem.nodeName.toLowerCase()];if(hooks&&"get"in hooks&&(ret=hooks.get(elem,"value"))!==undefined){return ret;}ret=elem.value;// Handle most common string cases
    if(typeof ret==="string"){return ret.replace(rreturn,"");}// Handle cases where value is null/undef or number
    return ret==null?"":ret;}return;}isFunction=jQuery.isFunction(value);return this.each(function(i){var val;if(this.nodeType!==1){return;}if(isFunction){,i,jQuery(this).val());}else{val=value;}// Treat null/undefined as ""; convert numbers to string
    if(val==null){val="";}else if(typeof val==="number"){val+="";}else if(jQuery.isArray(val)){,function(value){return value==null?"":value+"";});}hooks=jQuery.valHooks[this.type]||jQuery.valHooks[this.nodeName.toLowerCase()];// If set returns undefined, fall back to normal setting
    if(!hooks||!("set"in hooks)||hooks.set(this,val,"value")===undefined){this.value=val;}});}});jQuery.extend({valHooks:{option:{get:function get(elem){var val=jQuery.find.attr(elem,"value");return val!=null?val:// Support: IE <=10 - 11 only
    // option.text throws exceptions (#14686, #14858)
    // Strip and collapse whitespace
    stripAndCollapse(jQuery.text(elem));}},select:{get:function get(elem){var value,option,i,options=elem.options,index=elem.selectedIndex,one=elem.type==="select-one",values=one?null:[],max=one?index+1:options.length;if(index<0){i=max;}else{i=one?index:0;}// Loop through all the selected options
    for(;i<max;i++){option=options[i];// Support: IE <=9 only
    // IE8-9 doesn't update selected after form reset (#2551)
    if((option.selected||i===index)&&// Don't return options that are disabled or in a disabled optgroup
    !option.disabled&&(!option.parentNode.disabled||!jQuery.nodeName(option.parentNode,"optgroup"))){// Get the specific value for the option
    value=jQuery(option).val();// We don't need an array for one selects
    if(one){return value;}// Multi-Selects return an array
    values.push(value);}}return values;},set:function set(elem,value){var optionSet,option,options=elem.options,values=jQuery.makeArray(value),i=options.length;while(i--){option=options[i];/* eslint-disable no-cond-assign */if(option.selected=jQuery.inArray(jQuery.valHooks.option.get(option),values)>-1){optionSet=true;}/* eslint-enable no-cond-assign */}// Force browsers to behave consistently when non-matching value is set
    if(!optionSet){elem.selectedIndex=-1;}return values;}}}});// Radios and checkboxes getter/setter
    jQuery.each(["radio","checkbox"],function(){jQuery.valHooks[this]={set:function set(elem,value){if(jQuery.isArray(value)){return elem.checked=jQuery.inArray(jQuery(elem).val(),value)>-1;}}};if(!support.checkOn){jQuery.valHooks[this].get=function(elem){return elem.getAttribute("value")===null?"on":elem.value;};}});// Return jQuery for attributes-only inclusion
    var rfocusMorph=/^(?:focusinfocus|focusoutblur)$/;jQuery.extend(jQuery.event,{trigger:function trigger(event,data,elem,onlyHandlers){var i,cur,tmp,bubbleType,ontype,handle,special,eventPath=[elem||document],,"type")?event.type:event,,"namespace")?event.namespace.split("."):[];cur=tmp=elem=elem||document;// Don't do events on text and comment nodes
    if(elem.nodeType===3||elem.nodeType===8){return;}// focus/blur morphs to focusin/out; ensure we're not firing them right now
    if(rfocusMorph.test(type+jQuery.event.triggered)){return;}if(type.indexOf(".")>-1){// Namespaced trigger; create a regexp to match event type in handle()
    namespaces=type.split(".");type=namespaces.shift();namespaces.sort();}ontype=type.indexOf(":")<0&&"on"+type;// Caller can pass in a jQuery.Event object, Object, or just an event type string
    event=event[jQuery.expando]?event:new jQuery.Event(type,(typeof event==="undefined"?"undefined":_typeof(event))==="object"&&event);// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
    event.isTrigger=onlyHandlers?2:3;event.namespace=namespaces.join(".");event.rnamespace=event.namespace?new RegExp("(^|\\.)"+namespaces.join("\\.(?:.*\\.|)")+"(\\.|$)"):null;// Clean up the event in case it is being reused
    event.result=undefined;if(!{;}// Clone any incoming data and prepend the event, creating the handler arg list
    data=data==null?[event]:jQuery.makeArray(data,[event]);// Allow special events to draw outside the lines
    special=jQuery.event.special[type]||{};if(!onlyHandlers&&special.trigger&&special.trigger.apply(elem,data)===false){return;}// Determine event propagation path in advance, per W3C events spec (#9951)
    // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
    if(!onlyHandlers&&!special.noBubble&&!jQuery.isWindow(elem)){bubbleType=special.delegateType||type;if(!rfocusMorph.test(bubbleType+type)){cur=cur.parentNode;}for(;cur;cur=cur.parentNode){eventPath.push(cur);tmp=cur;}// Only add window if we got to document (e.g., not plain obj or detached DOM)
    if(tmp===(elem.ownerDocument||document)){eventPath.push(tmp.defaultView||tmp.parentWindow||window);}}// Fire handlers on the event path
    i=0;while((cur=eventPath[i++])&&!event.isPropagationStopped()){event.type=i>1?bubbleType:special.bindType||type;// jQuery handler
    handle=(dataPriv.get(cur,"events")||{})[event.type]&&dataPriv.get(cur,"handle");if(handle){handle.apply(cur,data);}// Native handler
    handle=ontype&&cur[ontype];if(handle&&handle.apply&&acceptData(cur)){event.result=handle.apply(cur,data);if(event.result===false){event.preventDefault();}}}event.type=type;// If nobody prevented the default action, do it now
    if(!onlyHandlers&&!event.isDefaultPrevented()){if((!special._default||special._default.apply(eventPath.pop(),data)===false)&&acceptData(elem)){// Call a native DOM method on the target with the same name as the event.
    // Don't do default actions on window, that's where global variables be (#6170)
    if(ontype&&jQuery.isFunction(elem[type])&&!jQuery.isWindow(elem)){// Don't re-trigger an onFOO event when we call its FOO() method
    tmp=elem[ontype];if(tmp){elem[ontype]=null;}// Prevent re-triggering of the same event, since we already bubbled it above
    jQuery.event.triggered=type;elem[type]();jQuery.event.triggered=undefined;if(tmp){elem[ontype]=tmp;}}}}return event.result;},// Piggyback on a donor event to simulate a different one
    // Used only for `focus(in | out)` events
    simulate:function simulate(type,elem,event){var e=jQuery.extend(new jQuery.Event(),event,{type:type,isSimulated:true});jQuery.event.trigger(e,null,elem);}});jQuery.fn.extend({trigger:function trigger(type,data){return this.each(function(){jQuery.event.trigger(type,data,this);});},triggerHandler:function triggerHandler(type,data){var elem=this[0];if(elem){return jQuery.event.trigger(type,data,elem,true);}}});jQuery.each(("blur focus focusin focusout resize scroll click dblclick "+"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave "+"change select submit keydown keypress keyup contextmenu").split(" "),function(i,name){// Handle event binding
    jQuery.fn[name]=function(data,fn){return arguments.length>0?this.on(name,null,data,fn):this.trigger(name);};});jQuery.fn.extend({hover:function hover(fnOver,fnOut){return this.mouseenter(fnOver).mouseleave(fnOut||fnOver);}});support.focusin="onfocusin"in window;// Support: Firefox <=44
    // Firefox doesn't have focus(in | out) events
    // Related ticket -
    // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
    // focus(in | out) events fire after focus & blur events,
    // which is spec violation -
    // Related ticket -
    if(!support.focusin){jQuery.each({focus:"focusin",blur:"focusout"},function(orig,fix){// Attach a single capturing handler on the document while someone wants focusin/focusout
    var handler=function handler(event){jQuery.event.simulate(fix,,jQuery.event.fix(event));};jQuery.event.special[fix]={setup:function setup(){var doc=this.ownerDocument||this,attaches=dataPriv.access(doc,fix);if(!attaches){doc.addEventListener(orig,handler,true);}dataPriv.access(doc,fix,(attaches||0)+1);},teardown:function teardown(){var doc=this.ownerDocument||this,attaches=dataPriv.access(doc,fix)-1;if(!attaches){doc.removeEventListener(orig,handler,true);dataPriv.remove(doc,fix);}else{dataPriv.access(doc,fix,attaches);}}};});}var location=window.location;var;var rquery=/\?/;// Cross-browser xml parsing
    jQuery.parseXML=function(data){var xml;if(!data||typeof data!=="string"){return null;}// Support: IE 9 - 11 only
    // IE throws on parseFromString with invalid input.
    try{xml=new window.DOMParser().parseFromString(data,"text/xml");}catch(e){xml=undefined;}if(!xml||xml.getElementsByTagName("parsererror").length){jQuery.error("Invalid XML: "+data);}return xml;};var rbracket=/\[\]$/,rCRLF=/\r?\n/g,rsubmitterTypes=/^(?:submit|button|image|reset|file)$/i,rsubmittable=/^(?:input|select|textarea|keygen)/i;function buildParams(prefix,obj,traditional,add){var name;if(jQuery.isArray(obj)){// Serialize array item.
    jQuery.each(obj,function(i,v){if(traditional||rbracket.test(prefix)){// Treat each array item as a scalar.
    add(prefix,v);}else{// Item is non-scalar (array or object), encode its numeric index.
    buildParams(prefix+"["+((typeof v==="undefined"?"undefined":_typeof(v))==="object"&&v!=null?i:"")+"]",v,traditional,add);}});}else if(!traditional&&jQuery.type(obj)==="object"){// Serialize object item.
    for(name in obj){buildParams(prefix+"["+name+"]",obj[name],traditional,add);}}else{// Serialize scalar item.
    add(prefix,obj);}}// Serialize an array of form elements or a set of
    // key/values into a query string
    jQuery.param=function(a,traditional){var prefix,s=[],add=function add(key,valueOrFunction){// If value is a function, invoke it and use its return value
    var value=jQuery.isFunction(valueOrFunction)?valueOrFunction():valueOrFunction;s[s.length]=encodeURIComponent(key)+"="+encodeURIComponent(value==null?"":value);};// If an array was passed in, assume that it is an array of form elements.
    if(jQuery.isArray(a)||a.jquery&&!jQuery.isPlainObject(a)){// Serialize the form elements
    jQuery.each(a,function(){add(,this.value);});}else{// If traditional, encode the "old" way (the way 1.3.2 or older
    // did it), otherwise encode params recursively.
    for(prefix in a){buildParams(prefix,a[prefix],traditional,add);}}// Return the resulting serialization
    return s.join("&");};jQuery.fn.extend({serialize:function serialize(){return jQuery.param(this.serializeArray());},serializeArray:function serializeArray(){return{// Can add propHook for "elements" to filter or add form elements
    var elements=jQuery.prop(this,"elements");return elements?jQuery.makeArray(elements):this;}).filter(function(){var type=this.type;// Use .is( ":disabled" ) so that fieldset[disabled] works
    return!jQuery(this).is(":disabled")&&rsubmittable.test(this.nodeName)&&!rsubmitterTypes.test(type)&&(this.checked||!rcheckableType.test(type));}).map(function(i,elem){var val=jQuery(this).val();if(val==null){return null;}if(jQuery.isArray(val)){return,function(val){return{,value:val.replace(rCRLF,"\r\n")};});}return{,value:val.replace(rCRLF,"\r\n")};}).get();}});var r20=/%20/g,rhash=/#.*$/,rantiCache=/([?&])_=[^&]*/,rheaders=/^(.*?):[ \t]*([^\r\n]*)$/mg,// #7653, #8125, #8152: local protocol detection
    rlocalProtocol=/^(?:about|app|app-storage|.+-extension|file|res|widget):$/,rnoContent=/^(?:GET|HEAD)$/,rprotocol=/^\/\//,/* Prefilters
         * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
         * 2) These are called:
         *    - BEFORE asking for a transport
         *    - AFTER param serialization ( is a string if s.processData is true)
         * 3) key is the dataType
         * 4) the catchall symbol "*" can be used
         * 5) execution will start with transport dataType and THEN continue down to "*" if needed
         */prefilters={},/* Transports bindings
         * 1) key is the dataType
         * 2) the catchall symbol "*" can be used
         * 3) selection will start with transport dataType and THEN go to "*" if needed
         */transports={},// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
    allTypes="*/".concat("*"),// Anchor tag for parsing the document origin
    originAnchor=document.createElement("a");originAnchor.href=location.href;// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
    function addToPrefiltersOrTransports(structure){// dataTypeExpression is optional and defaults to "*"
    return function(dataTypeExpression,func){if(typeof dataTypeExpression!=="string"){func=dataTypeExpression;dataTypeExpression="*";}var dataType,i=0,dataTypes=dataTypeExpression.toLowerCase().match(rnothtmlwhite)||[];if(jQuery.isFunction(func)){// For each dataType in the dataTypeExpression
    while(dataType=dataTypes[i++]){// Prepend if requested
    if(dataType[0]==="+"){dataType=dataType.slice(1)||"*";(structure[dataType]=structure[dataType]||[]).unshift(func);// Otherwise append
    }else{(structure[dataType]=structure[dataType]||[]).push(func);}}}};}// Base inspection function for prefilters and transports
    function inspectPrefiltersOrTransports(structure,options,originalOptions,jqXHR){var inspected={},seekingTransport=structure===transports;function inspect(dataType){var selected;inspected[dataType]=true;jQuery.each(structure[dataType]||[],function(_,prefilterOrFactory){var dataTypeOrTransport=prefilterOrFactory(options,originalOptions,jqXHR);if(typeof dataTypeOrTransport==="string"&&!seekingTransport&&!inspected[dataTypeOrTransport]){options.dataTypes.unshift(dataTypeOrTransport);inspect(dataTypeOrTransport);return false;}else if(seekingTransport){return!(selected=dataTypeOrTransport);}});return selected;}return inspect(options.dataTypes[0])||!inspected["*"]&&inspect("*");}// A special extend for ajax options
    // that takes "flat" options (not to be deep extended)
    // Fixes #9887
    function ajaxExtend(target,src){var key,deep,flatOptions=jQuery.ajaxSettings.flatOptions||{};for(key in src){if(src[key]!==undefined){(flatOptions[key]?target:deep||(deep={}))[key]=src[key];}}if(deep){jQuery.extend(true,target,deep);}return target;}/* Handles responses to an ajax request:
     * - finds the right dataType (mediates between content-type and expected dataType)
     * - returns the corresponding response
     */function ajaxHandleResponses(s,jqXHR,responses){var ct,type,finalDataType,firstDataType,contents=s.contents,dataTypes=s.dataTypes;// Remove auto dataType and get content-type in the process
    while(dataTypes[0]==="*"){dataTypes.shift();if(ct===undefined){ct=s.mimeType||jqXHR.getResponseHeader("Content-Type");}}// Check if we're dealing with a known content-type
    if(ct){for(type in contents){if(contents[type]&&contents[type].test(ct)){dataTypes.unshift(type);break;}}}// Check to see if we have a response for the expected dataType
    if(dataTypes[0]in responses){finalDataType=dataTypes[0];}else{// Try convertible dataTypes
    for(type in responses){if(!dataTypes[0]||s.converters[type+" "+dataTypes[0]]){finalDataType=type;break;}if(!firstDataType){firstDataType=type;}}// Or just use first one
    finalDataType=finalDataType||firstDataType;}// If we found a dataType
    // We add the dataType to the list if needed
    // and return the corresponding response
    if(finalDataType){if(finalDataType!==dataTypes[0]){dataTypes.unshift(finalDataType);}return responses[finalDataType];}}/* Chain conversions given the request and the original response
     * Also sets the responseXXX fields on the jqXHR instance
     */function ajaxConvert(s,response,jqXHR,isSuccess){var conv2,current,conv,tmp,prev,converters={},// Work with a copy of dataTypes in case we need to modify it for conversion
    dataTypes=s.dataTypes.slice();// Create converters map with lowercased keys
    if(dataTypes[1]){for(conv in s.converters){converters[conv.toLowerCase()]=s.converters[conv];}}current=dataTypes.shift();// Convert to each sequential dataType
    while(current){if(s.responseFields[current]){jqXHR[s.responseFields[current]]=response;}// Apply the dataFilter if provided
    if(!prev&&isSuccess&&s.dataFilter){response=s.dataFilter(response,s.dataType);}prev=current;current=dataTypes.shift();if(current){// There's only work to do if current dataType is non-auto
    if(current==="*"){current=prev;// Convert response if prev dataType is non-auto and differs from current
    }else if(prev!=="*"&&prev!==current){// Seek a direct converter
    conv=converters[prev+" "+current]||converters["* "+current];// If none found, seek a pair
    if(!conv){for(conv2 in converters){// If conv2 outputs current
    tmp=conv2.split(" ");if(tmp[1]===current){// If prev can be converted to accepted input
    conv=converters[prev+" "+tmp[0]]||converters["* "+tmp[0]];if(conv){// Condense equivalence converters
    if(conv===true){conv=converters[conv2];// Otherwise, insert the intermediate dataType
    }else if(converters[conv2]!==true){current=tmp[0];dataTypes.unshift(tmp[1]);}break;}}}}// Apply converter (if not an equivalence)
    if(conv!==true){// Unless errors are allowed to bubble, catch and return them
    if(conv&&s.throws){response=conv(response);}else{try{response=conv(response);}catch(e){return{state:"parsererror",error:conv?e:"No conversion from "+prev+" to "+current};}}}}}}return{state:"success",data:response};}jQuery.extend({// Counter for holding the number of active queries
    active:0,// Last-Modified header cache for next request
    lastModified:{},etag:{},ajaxSettings:{url:location.href,type:"GET",isLocal:rlocalProtocol.test(location.protocol),global:true,processData:true,async:true,contentType:"application/x-www-form-urlencoded; charset=UTF-8",/*
            timeout: 0,
            data: null,
            dataType: null,
            username: null,
            password: null,
            cache: null,
            throws: false,
            traditional: false,
            headers: {},
            */accepts:{"*":allTypes,text:"text/plain",html:"text/html",xml:"application/xml, text/xml",json:"application/json, text/javascript"},contents:{xml:/\bxml\b/,html:/\bhtml/,json:/\bjson\b/},responseFields:{xml:"responseXML",text:"responseText",json:"responseJSON"},// Data converters
    // Keys separate source (or catchall "*") and destination types with a single space
    converters:{// Convert anything to text
    "* text":String,// Text to html (true = no transformation)
    "text html":true,// Evaluate text as a json expression
    "text json":JSON.parse,// Parse text as xml
    "text xml":jQuery.parseXML},// For options that shouldn't be deep extended:
    // you can add your own custom options here if
    // and when you create one that shouldn't be
    // deep extended (see ajaxExtend)
    flatOptions:{url:true,context:true}},// Creates a full fledged settings object into target
    // with both ajaxSettings and settings fields.
    // If target is omitted, writes into ajaxSettings.
    ajaxSetup:function ajaxSetup(target,settings){return settings?// Building a settings object
    ajaxExtend(ajaxExtend(target,jQuery.ajaxSettings),settings):// Extending ajaxSettings
    ajaxExtend(jQuery.ajaxSettings,target);},ajaxPrefilter:addToPrefiltersOrTransports(prefilters),ajaxTransport:addToPrefiltersOrTransports(transports),// Main method
    ajax:function ajax(url,options){// If url is an object, simulate pre-1.5 signature
    if((typeof url==="undefined"?"undefined":_typeof(url))==="object"){options=url;url=undefined;}// Force options to be an object
    options=options||{};var transport,// URL without anti-cache param
    cacheURL,// Response headers
    responseHeadersString,responseHeaders,// timeout handle
    timeoutTimer,// Url cleanup var
    urlAnchor,// Request state (becomes false upon send and true upon completion)
    completed,// To know if global events are to be dispatched
    fireGlobals,// Loop variable
    i,// uncached part of the url
    uncached,// Create the final options object
    s=jQuery.ajaxSetup({},options),// Callbacks context
    callbackContext=s.context||s,// Context for global events is callbackContext if it is a DOM node or jQuery collection
    globalEventContext=s.context&&(callbackContext.nodeType||callbackContext.jquery)?jQuery(callbackContext):jQuery.event,// Deferreds
    deferred=jQuery.Deferred(),completeDeferred=jQuery.Callbacks("once memory"),// Status-dependent callbacks
    _statusCode=s.statusCode||{},// Headers (they are sent all at once)
    requestHeaders={},requestHeadersNames={},// Default abort message
    strAbort="canceled",// Fake xhr
    jqXHR={readyState:0,// Builds headers hashtable if needed
    getResponseHeader:function getResponseHeader(key){var match;if(completed){if(!responseHeaders){responseHeaders={};while(match=rheaders.exec(responseHeadersString)){responseHeaders[match[1].toLowerCase()]=match[2];}}match=responseHeaders[key.toLowerCase()];}return match==null?null:match;},// Raw string
    getAllResponseHeaders:function getAllResponseHeaders(){return completed?responseHeadersString:null;},// Caches the header
    setRequestHeader:function setRequestHeader(name,value){if(completed==null){name=requestHeadersNames[name.toLowerCase()]=requestHeadersNames[name.toLowerCase()]||name;requestHeaders[name]=value;}return this;},// Overrides response content-type header
    overrideMimeType:function overrideMimeType(type){if(completed==null){s.mimeType=type;}return this;},// Status-dependent callbacks
    statusCode:function statusCode(map){var code;if(map){if(completed){// Execute the appropriate callbacks
    jqXHR.always(map[jqXHR.status]);}else{// Lazy-add the new callbacks in a way that preserves old ones
    for(code in map){_statusCode[code]=[_statusCode[code],map[code]];}}}return this;},// Cancel the request
    abort:function abort(statusText){var finalText=statusText||strAbort;if(transport){transport.abort(finalText);}done(0,finalText);return this;}};// Attach deferreds
    deferred.promise(jqXHR);// Add protocol if not provided (prefilters might expect it)
    // Handle falsy url in the settings object (#10093: consistency with old signature)
    // We also use the url parameter if available
    s.url=((url||s.url||location.href)+"").replace(rprotocol,location.protocol+"//");// Alias method option to type as per ticket #12004
    s.type=options.method||options.type||s.method||s.type;// Extract dataTypes list
    s.dataTypes=(s.dataType||"*").toLowerCase().match(rnothtmlwhite)||[""];// A cross-domain request is in order when the origin doesn't match the current origin.
    if(s.crossDomain==null){urlAnchor=document.createElement("a");// Support: IE <=8 - 11, Edge 12 - 13
    // IE throws exception on accessing the href property if url is malformed,
    // e.g.
    try{urlAnchor.href=s.url;// Support: IE <=8 - 11 only
    // Anchor's host property isn't correctly set when s.url is relative
    urlAnchor.href=urlAnchor.href;s.crossDomain=originAnchor.protocol+"//"!==urlAnchor.protocol+"//";}catch(e){// If there is an error parsing the URL, assume it is crossDomain,
    // it can be rejected by the transport if it is invalid
    s.crossDomain=true;}}// Convert data if not already a string
    if(!=="string"){,s.traditional);}// Apply prefilters
    inspectPrefiltersOrTransports(prefilters,s,options,jqXHR);// If request was aborted inside a prefilter, stop there
    if(completed){return jqXHR;}// We can fire global events as of now if asked to
    // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
    fireGlobals=jQuery.event&&;// Watch for a new set of requests
    if(fireGlobals&&{jQuery.event.trigger("ajaxStart");}// Uppercase the type
    s.type=s.type.toUpperCase();// Determine if request has content
    s.hasContent=!rnoContent.test(s.type);// Save the URL in case we're toying with the If-Modified-Since
    // and/or If-None-Match header later on
    // Remove hash to simplify url manipulation
    cacheURL=s.url.replace(rhash,"");// More options handling for requests with no content
    if(!s.hasContent){// Remember the hash so we can put it back
    uncached=s.url.slice(cacheURL.length);// If data is available, append data to url
    if({cacheURL+=(rquery.test(cacheURL)?"&":"?");// #9682: remove data so that it's not used in an eventual retry
    delete;}// Add or update anti-cache param if needed
    if(s.cache===false){cacheURL=cacheURL.replace(rantiCache,"$1");uncached=(rquery.test(cacheURL)?"&":"?")+"_="+nonce++ +uncached;}// Put hash and anti-cache on the URL that will be requested (gh-1732)
    s.url=cacheURL+uncached;// Change '%20' to '+' if this is encoded form body content (gh-2658)
    }else if(||"").indexOf("application/x-www-form-urlencoded")===0){,"+");}// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
    if(s.ifModified){if(jQuery.lastModified[cacheURL]){jqXHR.setRequestHeader("If-Modified-Since",jQuery.lastModified[cacheURL]);}if(jQuery.etag[cacheURL]){jqXHR.setRequestHeader("If-None-Match",jQuery.etag[cacheURL]);}}// Set the correct header, if data is being sent
    if(!==false||options.contentType){jqXHR.setRequestHeader("Content-Type",s.contentType);}// Set the Accepts header for the server, depending on the dataType
    jqXHR.setRequestHeader("Accept",s.dataTypes[0]&&s.accepts[s.dataTypes[0]]?s.accepts[s.dataTypes[0]]+(s.dataTypes[0]!=="*"?", "+allTypes+"; q=0.01":""):s.accepts["*"]);// Check for headers option
    for(i in s.headers){jqXHR.setRequestHeader(i,s.headers[i]);}// Allow custom headers/mimetypes and early abort
    if(s.beforeSend&&(,jqXHR,s)===false||completed)){// Abort if not done already and return
    return jqXHR.abort();}// Aborting is no longer a cancellation
    strAbort="abort";// Install callbacks on deferreds
    completeDeferred.add(s.complete);jqXHR.done(s.success);;// Get transport
    transport=inspectPrefiltersOrTransports(transports,s,options,jqXHR);// If no transport, we auto-abort
    if(!transport){done(-1,"No Transport");}else{jqXHR.readyState=1;// Send global event
    if(fireGlobals){globalEventContext.trigger("ajaxSend",[jqXHR,s]);}// If request was aborted inside ajaxSend, stop there
    if(completed){return jqXHR;}// Timeout
    if(s.async&&s.timeout>0){timeoutTimer=window.setTimeout(function(){jqXHR.abort("timeout");},s.timeout);}try{completed=false;transport.send(requestHeaders,done);}catch(e){// Rethrow post-completion exceptions
    if(completed){throw e;}// Propagate others as results
    done(-1,e);}}// Callback for when everything is done
    function done(status,nativeStatusText,responses,headers){var isSuccess,success,error,response,modified,statusText=nativeStatusText;// Ignore repeat invocations
    if(completed){return;}completed=true;// Clear timeout if it exists
    if(timeoutTimer){window.clearTimeout(timeoutTimer);}// Dereference transport for early garbage collection
    // (no matter how long the jqXHR object will be used)
    transport=undefined;// Cache response headers
    responseHeadersString=headers||"";// Set readyState
    jqXHR.readyState=status>0?4:0;// Determine if successful
    isSuccess=status>=200&&status<300||status===304;// Get response data
    if(responses){response=ajaxHandleResponses(s,jqXHR,responses);}// Convert no matter what (that way responseXXX fields are always set)
    response=ajaxConvert(s,response,jqXHR,isSuccess);// If successful, handle type chaining
    if(isSuccess){// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
    if(s.ifModified){modified=jqXHR.getResponseHeader("Last-Modified");if(modified){jQuery.lastModified[cacheURL]=modified;}modified=jqXHR.getResponseHeader("etag");if(modified){jQuery.etag[cacheURL]=modified;}}// if no content
    if(status===204||s.type==="HEAD"){statusText="nocontent";// if not modified
    }else if(status===304){statusText="notmodified";// If we have data, let's convert it
    }else{statusText=response.state;;error=response.error;isSuccess=!error;}}else{// Extract error from statusText and normalize for non-aborts
    error=statusText;if(status||!statusText){statusText="error";if(status<0){status=0;}}}// Set data for the fake xhr object
    jqXHR.status=status;jqXHR.statusText=(nativeStatusText||statusText)+"";// Success/Error
    if(isSuccess){deferred.resolveWith(callbackContext,[success,statusText,jqXHR]);}else{deferred.rejectWith(callbackContext,[jqXHR,statusText,error]);}// Status-dependent callbacks
    jqXHR.statusCode(_statusCode);_statusCode=undefined;if(fireGlobals){globalEventContext.trigger(isSuccess?"ajaxSuccess":"ajaxError",[jqXHR,s,isSuccess?success:error]);}// Complete
    completeDeferred.fireWith(callbackContext,[jqXHR,statusText]);if(fireGlobals){globalEventContext.trigger("ajaxComplete",[jqXHR,s]);// Handle the global AJAX counter
    if(!{jQuery.event.trigger("ajaxStop");}}}return jqXHR;},getJSON:function getJSON(url,data,callback){return jQuery.get(url,data,callback,"json");},getScript:function getScript(url,callback){return jQuery.get(url,undefined,callback,"script");}});jQuery.each(["get","post"],function(i,method){jQuery[method]=function(url,data,callback,type){// Shift arguments if data argument was omitted
    if(jQuery.isFunction(data)){type=type||callback;callback=data;data=undefined;}// The url can be an options object (which then must have .url)
    return jQuery.ajax(jQuery.extend({url:url,type:method,dataType:type,data:data,success:callback},jQuery.isPlainObject(url)&&url));};});jQuery._evalUrl=function(url){return jQuery.ajax({url:url,// Make this explicit, since user can override this through ajaxSetup (#11264)
    type:"GET",dataType:"script",cache:true,async:false,global:false,"throws":true});};jQuery.fn.extend({wrapAll:function wrapAll(html){var wrap;if(this[0]){if(jQuery.isFunction(html)){[0]);}// The elements to wrap the target around
    wrap=jQuery(html,this[0].ownerDocument).eq(0).clone(true);if(this[0].parentNode){wrap.insertBefore(this[0]);}{var elem=this;while(elem.firstElementChild){elem=elem.firstElementChild;}return elem;}).append(this);}return this;},wrapInner:function wrapInner(html){if(jQuery.isFunction(html)){return this.each(function(i){jQuery(this).wrapInner(,i));});}return this.each(function(){var self=jQuery(this),contents=self.contents();if(contents.length){contents.wrapAll(html);}else{self.append(html);}});},wrap:function wrap(html){var isFunction=jQuery.isFunction(html);return this.each(function(i){jQuery(this).wrapAll(isFunction?,i):html);});},unwrap:function unwrap(selector){this.parent(selector).not("body").each(function(){jQuery(this).replaceWith(this.childNodes);});return this;}});jQuery.expr.pseudos.hidden=function(elem){return!jQuery.expr.pseudos.visible(elem);};jQuery.expr.pseudos.visible=function(elem){return!!(elem.offsetWidth||elem.offsetHeight||elem.getClientRects().length);};jQuery.ajaxSettings.xhr=function(){try{return new window.XMLHttpRequest();}catch(e){}};var xhrSuccessStatus={// File protocol always yields status code 0, assume 200
    0:200,// Support: IE <=9 only
    // #1450: sometimes IE returns 1223 when it should be 204
    1223:204},xhrSupported=jQuery.ajaxSettings.xhr();support.cors=!!xhrSupported&&"withCredentials"in xhrSupported;support.ajax=xhrSupported=!!xhrSupported;jQuery.ajaxTransport(function(options){var _callback,errorCallback;// Cross domain only allowed if supported through XMLHttpRequest
    if(support.cors||xhrSupported&&!options.crossDomain){return{send:function send(headers,complete){var i,xhr=options.xhr();,options.url,options.async,options.username,options.password);// Apply custom fields if provided
    if(options.xhrFields){for(i in options.xhrFields){xhr[i]=options.xhrFields[i];}}// Override mime type if needed
    if(options.mimeType&&xhr.overrideMimeType){xhr.overrideMimeType(options.mimeType);}// X-Requested-With header
    // For cross-domain requests, seeing as conditions for a preflight are
    // akin to a jigsaw puzzle, we simply never set it to be sure.
    // (it can always be set on a per-request basis or even using ajaxSetup)
    // For same-domain requests, won't change header if already provided.
    if(!options.crossDomain&&!headers["X-Requested-With"]){headers["X-Requested-With"]="XMLHttpRequest";}// Set headers
    for(i in headers){xhr.setRequestHeader(i,headers[i]);}// Callback
    _callback=function callback(type){return function(){if(_callback){_callback=errorCallback=xhr.onload=xhr.onerror=xhr.onabort=xhr.onreadystatechange=null;if(type==="abort"){xhr.abort();}else if(type==="error"){// Support: IE <=9 only
    // On a manual native abort, IE9 throws
    // errors on any property access that is not readyState
    if(typeof xhr.status!=="number"){complete(0,"error");}else{complete(// File: protocol always yields status 0; see #8605, #14207
    xhr.status,xhr.statusText);}}else{complete(xhrSuccessStatus[xhr.status]||xhr.status,xhr.statusText,// Support: IE <=9 only
    // IE9 has no XHR2 but throws on binary (trac-11426)
    // For XHR2 non-text, let the caller handle it (gh-2498)
    (xhr.responseType||"text")!=="text"||typeof xhr.responseText!=="string"?{binary:xhr.response}:{text:xhr.responseText},xhr.getAllResponseHeaders());}}};};// Listen to events
    xhr.onload=_callback();errorCallback=xhr.onerror=_callback("error");// Support: IE 9 only
    // Use onreadystatechange to replace onabort
    // to handle uncaught aborts
    if(xhr.onabort!==undefined){xhr.onabort=errorCallback;}else{xhr.onreadystatechange=function(){// Check readyState before timeout as it changes
    if(xhr.readyState===4){// Allow onerror to be called first,
    // but that will not handle a native abort
    // Also, save errorCallback to a variable
    // as xhr.onerror cannot be accessed
    window.setTimeout(function(){if(_callback){errorCallback();}});}};}// Create the abort callback
    _callback=_callback("abort");try{// Do send the request (this may raise an exception)
    xhr.send(options.hasContent&&||null);}catch(e){// #14683: Only rethrow if this hasn't been notified as an error yet
    if(_callback){throw e;}}},abort:function abort(){if(_callback){_callback();}}};}});// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
    jQuery.ajaxPrefilter(function(s){if(s.crossDomain){s.contents.script=false;}});// Install script dataType
    jQuery.ajaxSetup({accepts:{script:"text/javascript, application/javascript, "+"application/ecmascript, application/x-ecmascript"},contents:{script:/\b(?:java|ecma)script\b/},converters:{"text script":function textScript(text){jQuery.globalEval(text);return text;}}});// Handle cache's special case and crossDomain
    jQuery.ajaxPrefilter("script",function(s){if(s.cache===undefined){s.cache=false;}if(s.crossDomain){s.type="GET";}});// Bind script tag hack transport
    jQuery.ajaxTransport("script",function(s){// This transport only deals with cross domain requests
    if(s.crossDomain){var script,_callback2;return{send:function send(_,complete){script=jQuery("<script>").prop({charset:s.scriptCharset,src:s.url}).on("load error",_callback2=function callback(evt){script.remove();_callback2=null;if(evt){complete(evt.type==="error"?404:200,evt.type);}});// Use native DOM manipulation to avoid our domManip AJAX trickery
    document.head.appendChild(script[0]);},abort:function abort(){if(_callback2){_callback2();}}};}});var oldCallbacks=[],rjsonp=/(=)\?(?=&|$)|\?\?/;// Default jsonp settings
    jQuery.ajaxSetup({jsonp:"callback",jsonpCallback:function jsonpCallback(){var callback=oldCallbacks.pop()||jQuery.expando+"_"+nonce++;this[callback]=true;return callback;}});// Detect, normalize options and install callbacks for jsonp requests
    jQuery.ajaxPrefilter("json jsonp",function(s,originalSettings,jqXHR){var callbackName,overwritten,responseContainer,jsonProp=s.jsonp!==false&&(rjsonp.test(s.url)?"url":typeof"string"&&(s.contentType||"").indexOf("application/x-www-form-urlencoded")===0&&rjsonp.test("data");// Handle iff the expected data type is "jsonp" or we have a parameter to set
    if(jsonProp||s.dataTypes[0]==="jsonp"){// Get callback name, remembering preexisting value associated with it
    callbackName=s.jsonpCallback=jQuery.isFunction(s.jsonpCallback)?s.jsonpCallback():s.jsonpCallback;// Insert callback into url or form data
    if(jsonProp){s[jsonProp]=s[jsonProp].replace(rjsonp,"$1"+callbackName);}else if(s.jsonp!==false){s.url+=(rquery.test(s.url)?"&":"?")+s.jsonp+"="+callbackName;}// Use data converter to retrieve json after script execution
    s.converters["script json"]=function(){if(!responseContainer){jQuery.error(callbackName+" was not called");}return responseContainer[0];};// Force json dataType
    s.dataTypes[0]="json";// Install callback
    overwritten=window[callbackName];window[callbackName]=function(){responseContainer=arguments;};// Clean-up function (fires after converters)
    jqXHR.always(function(){// If previous value didn't exist - remove it
    if(overwritten===undefined){jQuery(window).removeProp(callbackName);// Otherwise restore preexisting value
    }else{window[callbackName]=overwritten;}// Save back as free
    if(s[callbackName]){// Make sure that re-using the options doesn't screw things around
    s.jsonpCallback=originalSettings.jsonpCallback;// Save the callback name for future use
    oldCallbacks.push(callbackName);}// Call if it was a function and we have a response
    if(responseContainer&&jQuery.isFunction(overwritten)){overwritten(responseContainer[0]);}responseContainer=overwritten=undefined;});// Delegate to script
    return"script";}});// Support: Safari 8 only
    // In Safari 8 documents created via document.implementation.createHTMLDocument
    // collapse sibling forms: the second one becomes a child of the first one.
    // Because of that, this security measure has to be disabled in Safari 8.
    support.createHTMLDocument=function(){var body=document.implementation.createHTMLDocument("").body;body.innerHTML="<form></form><form></form>";return body.childNodes.length===2;}();// Argument "data" should be string of html
    // context (optional): If specified, the fragment will be created in this context,
    // defaults to document
    // keepScripts (optional): If true, will include scripts passed in the html string
    jQuery.parseHTML=function(data,context,keepScripts){if(typeof data!=="string"){return[];}if(typeof context==="boolean"){keepScripts=context;context=false;}var base,parsed,scripts;if(!context){// Stop scripts or inline event handlers from being executed immediately
    // by using document.implementation
    if(support.createHTMLDocument){context=document.implementation.createHTMLDocument("");// Set the base href for the created document
    // so any parsed elements with URLs
    // are based on the document's URL (gh-2965)
    base=context.createElement("base");base.href=document.location.href;context.head.appendChild(base);}else{context=document;}}parsed=rsingleTag.exec(data);scripts=!keepScripts&&[];// Single tag
    if(parsed){return[context.createElement(parsed[1])];}parsed=buildFragment([data],context,scripts);if(scripts&&scripts.length){jQuery(scripts).remove();}return jQuery.merge([],parsed.childNodes);};/**
     * Load a url into a page
     */jQuery.fn.load=function(url,params,callback){var selector,type,response,self=this,off=url.indexOf(" ");if(off>-1){selector=stripAndCollapse(url.slice(off));url=url.slice(0,off);}// If it's a function
    if(jQuery.isFunction(params)){// We assume that it's the callback
    callback=params;params=undefined;// Otherwise, build a param string
    }else if(params&&(typeof params==="undefined"?"undefined":_typeof(params))==="object"){type="POST";}// If we have elements to modify, make the request
    if(self.length>0){jQuery.ajax({url:url,// If "type" variable is undefined, then "GET" method will be used.
    // Make value of this field explicit since
    // user can override it through ajaxSetup method
    type:type||"GET",dataType:"html",data:params}).done(function(responseText){// Save response for use in complete callback
    response=arguments;self.html(selector?// If a selector was specified, locate the right elements in a dummy div
    // Exclude scripts to avoid IE 'Permission Denied' errors
    jQuery("<div>").append(jQuery.parseHTML(responseText)).find(selector):// Otherwise use the full result
    responseText);// If the request succeeds, this function gets "data", "status", "jqXHR"
    // but they are ignored because response was set above.
    // If it fails, this function gets "jqXHR", "status", "error"
    }).always(callback&&function(jqXHR,status){self.each(function(){callback.apply(this,response||[jqXHR.responseText,status,jqXHR]);});});}return this;};// Attach a bunch of functions for handling common AJAX events
    jQuery.each(["ajaxStart","ajaxStop","ajaxComplete","ajaxError","ajaxSuccess","ajaxSend"],function(i,type){jQuery.fn[type]=function(fn){return this.on(type,fn);};});jQuery.expr.pseudos.animated=function(elem){return jQuery.grep(jQuery.timers,function(fn){return elem===fn.elem;}).length;};/**
     * Gets a window from an element
     */function getWindow(elem){return jQuery.isWindow(elem)?elem:elem.nodeType===9&&elem.defaultView;}jQuery.offset={setOffset:function setOffset(elem,options,i){var curPosition,curLeft,curCSSTop,curTop,curOffset,curCSSLeft,calculatePosition,position=jQuery.css(elem,"position"),curElem=jQuery(elem),props={};// Set position first, in-case top/left are set even on static elem
    if(position==="static"){"relative";}curOffset=curElem.offset();curCSSTop=jQuery.css(elem,"top");curCSSLeft=jQuery.css(elem,"left");calculatePosition=(position==="absolute"||position==="fixed")&&(curCSSTop+curCSSLeft).indexOf("auto")>-1;// Need to be able to calculate position if either
    // top or left is auto and position is either absolute or fixed
    if(calculatePosition){curPosition=curElem.position();;curLeft=curPosition.left;}else{curTop=parseFloat(curCSSTop)||0;curLeft=parseFloat(curCSSLeft)||0;}if(jQuery.isFunction(options)){// Use jQuery.extend here to allow modification of coordinates argument (gh-1848),i,jQuery.extend({},curOffset));}if(!=null){;}if(options.left!=null){props.left=options.left-curOffset.left+curLeft;}if("using"in options){,props);}else{curElem.css(props);}}};jQuery.fn.extend({offset:function offset(options){// Preserve chaining for setter
    if(arguments.length){return options===undefined?this:this.each(function(i){jQuery.offset.setOffset(this,options,i);});}var docElem,win,rect,doc,elem=this[0];if(!elem){return;}// Support: IE <=11 only
    // Running getBoundingClientRect on a
    // disconnected node in IE throws an error
    if(!elem.getClientRects().length){return{top:0,left:0};}rect=elem.getBoundingClientRect();// Make sure element is not hidden (display: none)
    if(rect.width||rect.height){doc=elem.ownerDocument;win=getWindow(doc);docElem=doc.documentElement;return{,left:rect.left+win.pageXOffset-docElem.clientLeft};}// Return zeros for disconnected and hidden elements (gh-2310)
    return rect;},position:function position(){if(!this[0]){return;}var offsetParent,offset,elem=this[0],parentOffset={top:0,left:0};// Fixed elements are offset from window (parentOffset = {top:0, left: 0},
    // because it is its only offset parent
    if(jQuery.css(elem,"position")==="fixed"){// Assume getBoundingClientRect is there when computed position is fixed
    offset=elem.getBoundingClientRect();}else{// Get *real* offsetParent
    offsetParent=this.offsetParent();// Get correct offsets
    offset=this.offset();if(!jQuery.nodeName(offsetParent[0],"html")){parentOffset=offsetParent.offset();}// Add offsetParent borders
    parentOffset={[0],"borderTopWidth",true),left:parentOffset.left+jQuery.css(offsetParent[0],"borderLeftWidth",true)};}// Subtract parent offsets and element margins
    return{,"marginTop",true),left:offset.left-parentOffset.left-jQuery.css(elem,"marginLeft",true)};},// This method will return documentElement in the following cases:
    // 1) For the element inside the iframe without offsetParent, this method will return
    //    documentElement of the parent window
    // 2) For the hidden or detached element
    // 3) For body or html element, i.e. in case of the html node - it will return itself
    // but those exceptions were never presented as a real life use-cases
    // and might be considered as more preferable results.
    // This logic, however, is not guaranteed and can change at any point in the future
    offsetParent:function offsetParent(){return{var offsetParent=this.offsetParent;while(offsetParent&&jQuery.css(offsetParent,"position")==="static"){offsetParent=offsetParent.offsetParent;}return offsetParent||documentElement;});}});// Create scrollLeft and scrollTop methods
    jQuery.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(method,prop){var top="pageYOffset"===prop;jQuery.fn[method]=function(val){return access(this,function(elem,method,val){var win=getWindow(elem);if(val===undefined){return win?win[prop]:elem[method];}if(win){win.scrollTo(!top?val:win.pageXOffset,top?val:win.pageYOffset);}else{elem[method]=val;}},method,val,arguments.length);};});// Support: Safari <=7 - 9.1, Chrome <=37 - 49
    // Add the top/left cssHooks using jQuery.fn.position
    // Webkit bug:
    // Blink bug:
    // getComputedStyle returns percent when specified for top/left/bottom/right;
    // rather than make the css module depend on the offset module, just check for it here
    jQuery.each(["top","left"],function(i,prop){jQuery.cssHooks[prop]=addGetHookIf(support.pixelPosition,function(elem,computed){if(computed){computed=curCSS(elem,prop);// If curCSS returns percentage, fallback to offset
    return rnumnonpx.test(computed)?jQuery(elem).position()[prop]+"px":computed;}});});// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
    jQuery.each({Height:"height",Width:"width"},function(name,type){jQuery.each({padding:"inner"+name,content:type,"":"outer"+name},function(defaultExtra,funcName){// Margin is only for outerHeight, outerWidth
    jQuery.fn[funcName]=function(margin,value){var chainable=arguments.length&&(defaultExtra||typeof margin!=="boolean"),extra=defaultExtra||(margin===true||value===true?"margin":"border");return access(this,function(elem,type,value){var doc;if(jQuery.isWindow(elem)){// $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
    return funcName.indexOf("outer")===0?elem["inner"+name]:elem.document.documentElement["client"+name];}// Get document width or height
    if(elem.nodeType===9){doc=elem.documentElement;// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
    // whichever is greatest
    return Math.max(elem.body["scroll"+name],doc["scroll"+name],elem.body["offset"+name],doc["offset"+name],doc["client"+name]);}return value===undefined?// Get width or height on the element, requesting but not forcing parseFloat
    jQuery.css(elem,type,extra):// Set width or height on the element,type,value,extra);},type,chainable?margin:undefined,chainable);};});});jQuery.fn.extend({bind:function bind(types,data,fn){return this.on(types,null,data,fn);},unbind:function unbind(types,fn){return,null,fn);},delegate:function delegate(selector,types,data,fn){return this.on(types,selector,data,fn);},undelegate:function undelegate(selector,types,fn){// ( namespace ) or ( selector, types [, fn] )
    return arguments.length===1?,"**"),selector||"**",fn);}});jQuery.parseJSON=JSON.parse;// Register as a named AMD module, since jQuery can be concatenated with other
    // files that may use define, but not via a proper concatenation script that
    // understands anonymous AMD modules. A named AMD is safest and most robust
    // way to register. Lowercase jquery is used because AMD module names are
    // derived from file names, and jQuery is normally delivered in a lowercase
    // file name. Do this after creating the global so that if an AMD module wants
    // to call noConflict to hide this version of jQuery, it will work.
    // Note that for maximum portability, libraries that are not jQuery should
    // declare themselves as anonymous modules, and avoid setting a global if an
    // AMD loader is present. jQuery is a special case. For more information, see
    if(true){!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = function(){return jQuery;}.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));}var// Map over jQuery in case of overwrite
    _jQuery=window.jQuery,// Map over the $ in case of overwrite
    _$=window.$;jQuery.noConflict=function(deep){if(window.$===jQuery){window.$=_$;}if(deep&&window.jQuery===jQuery){window.jQuery=_jQuery;}return jQuery;};// Expose jQuery and $ identifiers, even in AMD
    // (#7102#comment:10,
    // and CommonJS for browser emulators (#13566)
    if(!noGlobal){window.jQuery=window.$=jQuery;}return jQuery;});
    /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(2)(module)))

/***/ },
/* 2 */
/***/ function(module, exports) {

    "use strict";

    module.exports = function (module) {
        if (!module.webpackPolyfill) {
            module.deprecate = function () {};
            module.paths = [];
            // module.parent = undefined by default
            module.children = [];
            module.webpackPolyfill = 1;
        return module;

/***/ },
/* 3 */
/***/ function(module, exports, __webpack_require__) {

    'use strict';

    Object.defineProperty(exports, "__esModule", {
      value: true

    var _backbone = __webpack_require__(4);

    var _backbone2 = _interopRequireDefault(_backbone);

    function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

    var Map = _backbone2.default.View.extend({

      initialize: function initialize(options) {
        var mapOptions = {
          center: new google.maps.LatLng(55.3617609, -3.4433238),
          disableDefaultUI: true,
          disableDoubleClickZoom: true,
          draggable: true,
          draggableCursor: 'crosshair',
          scrollwheel: true,
          zoom: 2,
          zoomControl: true
        }; = new google.maps.Map(this.el, mapOptions);


    exports.default = Map;

/***/ },
/* 4 */
/***/ function(module, exports, __webpack_require__) {

    var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/* WEBPACK VAR INJECTION */(function(global) {'use strict';

    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

    //     Backbone.js 1.3.3

    //     (c) 2010-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
    //     Backbone may be freely distributed under the MIT license.
    //     For all details and documentation:

    (function (factory) {

      // Establish the root object, `window` (`self`) in the browser, or `global` on the server.
      // We use `self` instead of `window` for `WebWorker` support.
      var root = (typeof self === 'undefined' ? 'undefined' : _typeof(self)) == 'object' && self.self === self && self || (typeof global === 'undefined' ? 'undefined' : _typeof(global)) == 'object' && === global && global;

      // Set up Backbone appropriately for the environment. Start with AMD.
      if (true) {
        !(__WEBPACK_AMD_DEFINE_ARRAY__ = [__webpack_require__(5), __webpack_require__(1), exports], __WEBPACK_AMD_DEFINE_RESULT__ = function (_, $, exports) {
          // Export global even in AMD case in case this script is loaded with
          // others that may still expect a global Backbone.
          root.Backbone = factory(root, exports, _, $);
        }.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));

        // Next for Node.js or CommonJS. jQuery may not be needed as a module.
      } else if (typeof exports !== 'undefined') {
        var _ = require('underscore'),
        try {
          $ = require('jquery');
        } catch (e) {}
        factory(root, exports, _, $);

        // Finally, as a browser global.
      } else {
        root.Backbone = factory(root, {}, root._, root.jQuery || root.Zepto || root.ender || root.$);
    })(function (root, Backbone, _, $) {

      // Initial Setup
      // -------------

      // Save the previous value of the `Backbone` variable, so that it can be
      // restored later on, if `noConflict` is used.
      var previousBackbone = root.Backbone;

      // Create a local reference to a common array method we'll want to use later.
      var _slice = Array.prototype.slice;

      // Current version of the library. Keep in sync with `package.json`.
      Backbone.VERSION = '1.3.3';

      // For Backbone's purposes, jQuery, Zepto, Ender, or My Library (kidding) owns
      // the `$` variable.
      Backbone.$ = $;

      // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable
      // to its previous owner. Returns a reference to this Backbone object.
      Backbone.noConflict = function () {
        root.Backbone = previousBackbone;
        return this;

      // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option
      // will fake `"PATCH"`, `"PUT"` and `"DELETE"` requests via the `_method` parameter and
      // set a `X-Http-Method-Override` header.
      Backbone.emulateHTTP = false;

      // Turn on `emulateJSON` to support legacy servers that can't deal with direct
      // `application/json` requests ... this will encode the body as
      // `application/x-www-form-urlencoded` instead and will send the model in a
      // form param named `model`.
      Backbone.emulateJSON = false;

      // Proxy Backbone class methods to Underscore functions, wrapping the model's
      // `attributes` object or collection's `models` array behind the scenes.
      // collection.filter(function(model) { return model.get('age') > 10 });
      // collection.each(this.addView);
      // `Function#apply` can be slow so we use the method's arg count, if we know it.
      var addMethod = function addMethod(length, method, attribute) {
        switch (length) {
          case 1:
            return function () {
              return _[method](this[attribute]);
          case 2:
            return function (value) {
              return _[method](this[attribute], value);
          case 3:
            return function (iteratee, context) {
              return _[method](this[attribute], cb(iteratee, this), context);
          case 4:
            return function (iteratee, defaultVal, context) {
              return _[method](this[attribute], cb(iteratee, this), defaultVal, context);
            return function () {
              var args =;
              return _[method].apply(_, args);
      var addUnderscoreMethods = function addUnderscoreMethods(Class, methods, attribute) {
        _.each(methods, function (length, method) {
          if (_[method]) Class.prototype[method] = addMethod(length, method, attribute);

      // Support `collection.sortBy('attr')` and `collection.findWhere({id: 1})`.
      var cb = function cb(iteratee, instance) {
        if (_.isFunction(iteratee)) return iteratee;
        if (_.isObject(iteratee) && !instance._isModel(iteratee)) return modelMatcher(iteratee);
        if (_.isString(iteratee)) return function (model) {
          return model.get(iteratee);
        return iteratee;
      var modelMatcher = function modelMatcher(attrs) {
        var matcher = _.matches(attrs);
        return function (model) {
          return matcher(model.attributes);

      // Backbone.Events
      // ---------------

      // A module that can be mixed in to *any object* in order to provide it with
      // a custom event channel. You may bind a callback to an event with `on` or
      // remove with `off`; `trigger`-ing an event fires all callbacks in
      // succession.
      //     var object = {};
      //     _.extend(object, Backbone.Events);
      //     object.on('expand', function(){ alert('expanded'); });
      //     object.trigger('expand');
      var Events = Backbone.Events = {};

      // Regular expression used to split event strings.
      var eventSplitter = /\s+/;

      // Iterates over the standard `event, callback` (as well as the fancy multiple
      // space-separated events `"change blur", callback` and jQuery-style event
      // maps `{event: callback}`).
      var eventsApi = function eventsApi(iteratee, events, name, callback, opts) {
        var i = 0,
        if (name && (typeof name === 'undefined' ? 'undefined' : _typeof(name)) === 'object') {
          // Handle event maps.
          if (callback !== void 0 && 'context' in opts && opts.context === void 0) opts.context = callback;
          for (names = _.keys(name); i < names.length; i++) {
            events = eventsApi(iteratee, events, names[i], name[names[i]], opts);
        } else if (name && eventSplitter.test(name)) {
          // Handle space-separated event names by delegating them individually.
          for (names = name.split(eventSplitter); i < names.length; i++) {
            events = iteratee(events, names[i], callback, opts);
        } else {
          // Finally, standard events.
          events = iteratee(events, name, callback, opts);
        return events;

      // Bind an event to a `callback` function. Passing `"all"` will bind
      // the callback to all events fired.
      Events.on = function (name, callback, context) {
        return internalOn(this, name, callback, context);

      // Guard the `listening` argument from the public API.
      var internalOn = function internalOn(obj, name, callback, context, listening) {
        obj._events = eventsApi(onApi, obj._events || {}, name, callback, {
          context: context,
          ctx: obj,
          listening: listening

        if (listening) {
          var listeners = obj._listeners || (obj._listeners = {});
          listeners[] = listening;

        return obj;

      // Inversion-of-control versions of `on`. Tell *this* object to listen to
      // an event in another object... keeping track of what it's listening to
      // for easier unbinding later.
      Events.listenTo = function (obj, name, callback) {
        if (!obj) return this;
        var id = obj._listenId || (obj._listenId = _.uniqueId('l'));
        var listeningTo = this._listeningTo || (this._listeningTo = {});
        var listening = listeningTo[id];

        // This object is not listening to any other events on `obj` yet.
        // Setup the necessary references to track the listening callbacks.
        if (!listening) {
          var thisId = this._listenId || (this._listenId = _.uniqueId('l'));
          listening = listeningTo[id] = { obj: obj, objId: id, id: thisId, listeningTo: listeningTo, count: 0 };

        // Bind callbacks on obj, and keep track of them on listening.
        internalOn(obj, name, callback, this, listening);
        return this;

      // The reducing API that adds a callback to the `events` object.
      var onApi = function onApi(events, name, callback, options) {
        if (callback) {
          var handlers = events[name] || (events[name] = []);
          var context = options.context,
              ctx = options.ctx,
              listening = options.listening;
          if (listening) listening.count++;

          handlers.push({ callback: callback, context: context, ctx: context || ctx, listening: listening });
        return events;

      // Remove one or many callbacks. If `context` is null, removes all
      // callbacks with that function. If `callback` is null, removes all
      // callbacks for the event. If `name` is null, removes all bound
      // callbacks for all events. = function (name, callback, context) {
        if (!this._events) return this;
        this._events = eventsApi(offApi, this._events, name, callback, {
          context: context,
          listeners: this._listeners
        return this;

      // Tell this object to stop listening to either specific events ... or
      // to every object it's currently listening to.
      Events.stopListening = function (obj, name, callback) {
        var listeningTo = this._listeningTo;
        if (!listeningTo) return this;

        var ids = obj ? [obj._listenId] : _.keys(listeningTo);

        for (var i = 0; i < ids.length; i++) {
          var listening = listeningTo[ids[i]];

          // If listening doesn't exist, this object is not currently
          // listening to obj. Break out early.
          if (!listening) break;

, callback, this);

        return this;

      // The reducing API that removes a callback from the `events` object.
      var offApi = function offApi(events, name, callback, options) {
        if (!events) return;

        var i = 0,
        var context = options.context,
            listeners = options.listeners;

        // Delete all events listeners and "drop" events.
        if (!name && !callback && !context) {
          var ids = _.keys(listeners);
          for (; i < ids.length; i++) {
            listening = listeners[ids[i]];
            delete listeners[];
            delete listening.listeningTo[listening.objId];

        var names = name ? [name] : _.keys(events);
        for (; i < names.length; i++) {
          name = names[i];
          var handlers = events[name];

          // Bail out if there are no events stored.
          if (!handlers) break;

          // Replace events if there are any remaining.  Otherwise, clean up.
          var remaining = [];
          for (var j = 0; j < handlers.length; j++) {
            var handler = handlers[j];
            if (callback && callback !== handler.callback && callback !== handler.callback._callback || context && context !== handler.context) {
            } else {
              listening = handler.listening;
              if (listening && --listening.count === 0) {
                delete listeners[];
                delete listening.listeningTo[listening.objId];

          // Update tail event if the list has any events.  Otherwise, clean up.
          if (remaining.length) {
            events[name] = remaining;
          } else {
            delete events[name];
        return events;

      // Bind an event to only be triggered a single time. After the first time
      // the callback is invoked, its listener will be removed. If multiple events
      // are passed in using the space-separated syntax, the handler will fire
      // once for each event, not once for a combination of all events.
      Events.once = function (name, callback, context) {
        // Map the event into a `{event: once}` object.
        var events = eventsApi(onceMap, {}, name, callback, _.bind(, this));
        if (typeof name === 'string' && context == null) callback = void 0;
        return this.on(events, callback, context);

      // Inversion-of-control versions of `once`.
      Events.listenToOnce = function (obj, name, callback) {
        // Map the event into a `{event: once}` object.
        var events = eventsApi(onceMap, {}, name, callback, _.bind(this.stopListening, this, obj));
        return this.listenTo(obj, events);

      // Reduces the event callbacks into a map of `{event: onceWrapper}`.
      // `offer` unbinds the `onceWrapper` after it has been called.
      var onceMap = function onceMap(map, name, callback, offer) {
        if (callback) {
          var once = map[name] = _.once(function () {
            offer(name, once);
            callback.apply(this, arguments);
          once._callback = callback;
        return map;

      // Trigger one or many events, firing all bound callbacks. Callbacks are
      // passed the same arguments as `trigger` is, apart from the event name
      // (unless you're listening on `"all"`, which will cause your callback to
      // receive the true name of the event as the first argument).
      Events.trigger = function (name) {
        if (!this._events) return this;

        var length = Math.max(0, arguments.length - 1);
        var args = Array(length);
        for (var i = 0; i < length; i++) {
          args[i] = arguments[i + 1];
        }eventsApi(triggerApi, this._events, name, void 0, args);
        return this;

      // Handles triggering the appropriate event callbacks.
      var triggerApi = function triggerApi(objEvents, name, callback, args) {
        if (objEvents) {
          var events = objEvents[name];
          var allEvents = objEvents.all;
          if (events && allEvents) allEvents = allEvents.slice();
          if (events) triggerEvents(events, args);
          if (allEvents) triggerEvents(allEvents, [name].concat(args));
        return objEvents;

      // A difficult-to-believe, but optimized internal dispatch function for
      // triggering events. Tries to keep the usual cases speedy (most internal
      // Backbone events have 3 arguments).
      var triggerEvents = function triggerEvents(events, args) {
        var ev,
            i = -1,
            l = events.length,
            a1 = args[0],
            a2 = args[1],
            a3 = args[2];
        switch (args.length) {
          case 0:
            while (++i < l) {
              (ev = events[i]);
          case 1:
            while (++i < l) {
              (ev = events[i]), a1);
          case 2:
            while (++i < l) {
              (ev = events[i]), a1, a2);
          case 3:
            while (++i < l) {
              (ev = events[i]), a1, a2, a3);
            while (++i < l) {
              (ev = events[i]).callback.apply(ev.ctx, args);

      // Aliases for backwards compatibility.
      Events.bind = Events.on;
      Events.unbind =;

      // Allow the `Backbone` object to serve as a global event bus, for folks who
      // want global "pubsub" in a convenient place.
      _.extend(Backbone, Events);

      // Backbone.Model
      // --------------

      // Backbone **Models** are the basic data object in the framework --
      // frequently representing a row in a table in a database on your server.
      // A discrete chunk of data and a bunch of useful, related methods for
      // performing computations and transformations on that data.

      // Create a new model with the specified attributes. A client id (`cid`)
      // is automatically generated and assigned for you.
      var Model = Backbone.Model = function (attributes, options) {
        var attrs = attributes || {};
        options || (options = {});
        this.cid = _.uniqueId(this.cidPrefix);
        this.attributes = {};
        if (options.collection) this.collection = options.collection;
        if (options.parse) attrs = this.parse(attrs, options) || {};
        var defaults = _.result(this, 'defaults');
        attrs = _.defaults(_.extend({}, defaults, attrs), defaults);
        this.set(attrs, options);
        this.changed = {};
        this.initialize.apply(this, arguments);

      // Attach all inheritable methods to the Model prototype.
      _.extend(Model.prototype, Events, {

        // A hash of attributes whose current and previous value differ.
        changed: null,

        // The value returned during the last failed validation.
        validationError: null,

        // The default name for the JSON `id` attribute is `"id"`. MongoDB and
        // CouchDB users may want to set this to `"_id"`.
        idAttribute: 'id',

        // The prefix is used to create the client id which is used to identify models locally.
        // You may want to override this if you're experiencing name clashes with model ids.
        cidPrefix: 'c',

        // Initialize is an empty function by default. Override it with your own
        // initialization logic.
        initialize: function initialize() {},

        // Return a copy of the model's `attributes` object.
        toJSON: function toJSON(options) {
          return _.clone(this.attributes);

        // Proxy `Backbone.sync` by default -- but override this if you need
        // custom syncing semantics for *this* particular model.
        sync: function sync() {
          return Backbone.sync.apply(this, arguments);

        // Get the value of an attribute.
        get: function get(attr) {
          return this.attributes[attr];

        // Get the HTML-escaped value of an attribute.
        escape: function escape(attr) {
          return _.escape(this.get(attr));

        // Returns `true` if the attribute contains a value that is not null
        // or undefined.
        has: function has(attr) {
          return this.get(attr) != null;

        // Special-cased proxy to underscore's `_.matches` method.
        matches: function matches(attrs) {
          return !!_.iteratee(attrs, this)(this.attributes);

        // Set a hash of model attributes on the object, firing `"change"`. This is
        // the core primitive operation of a model, updating the data and notifying
        // anyone who needs to know about the change in state. The heart of the beast.
        set: function set(key, val, options) {
          if (key == null) return this;

          // Handle both `"key", value` and `{key: value}` -style arguments.
          var attrs;
          if ((typeof key === 'undefined' ? 'undefined' : _typeof(key)) === 'object') {
            attrs = key;
            options = val;
          } else {
            (attrs = {})[key] = val;

          options || (options = {});

          // Run validation.
          if (!this._validate(attrs, options)) return false;

          // Extract attributes and options.
          var unset = options.unset;
          var silent = options.silent;
          var changes = [];
          var changing = this._changing;
          this._changing = true;

          if (!changing) {
            this._previousAttributes = _.clone(this.attributes);
            this.changed = {};

          var current = this.attributes;
          var changed = this.changed;
          var prev = this._previousAttributes;

          // For each `set` attribute, update or delete the current value.
          for (var attr in attrs) {
            val = attrs[attr];
            if (!_.isEqual(current[attr], val)) changes.push(attr);
            if (!_.isEqual(prev[attr], val)) {
              changed[attr] = val;
            } else {
              delete changed[attr];
            unset ? delete current[attr] : current[attr] = val;

          // Update the `id`.
          if (this.idAttribute in attrs) = this.get(this.idAttribute);

          // Trigger all relevant attribute changes.
          if (!silent) {
            if (changes.length) this._pending = options;
            for (var i = 0; i < changes.length; i++) {
              this.trigger('change:' + changes[i], this, current[changes[i]], options);

          // You might be wondering why there's a `while` loop here. Changes can
          // be recursively nested within `"change"` events.
          if (changing) return this;
          if (!silent) {
            while (this._pending) {
              options = this._pending;
              this._pending = false;
              this.trigger('change', this, options);
          this._pending = false;
          this._changing = false;
          return this;

        // Remove an attribute from the model, firing `"change"`. `unset` is a noop
        // if the attribute doesn't exist.
        unset: function unset(attr, options) {
          return this.set(attr, void 0, _.extend({}, options, { unset: true }));

        // Clear all attributes on the model, firing `"change"`.
        clear: function clear(options) {
          var attrs = {};
          for (var key in this.attributes) {
            attrs[key] = void 0;
          }return this.set(attrs, _.extend({}, options, { unset: true }));

        // Determine if the model has changed since the last `"change"` event.
        // If you specify an attribute name, determine if that attribute has changed.
        hasChanged: function hasChanged(attr) {
          if (attr == null) return !_.isEmpty(this.changed);
          return _.has(this.changed, attr);

        // Return an object containing all the attributes that have changed, or
        // false if there are no changed attributes. Useful for determining what
        // parts of a view need to be updated and/or what attributes need to be
        // persisted to the server. Unset attributes will be set to undefined.
        // You can also pass an attributes object to diff against the model,
        // determining if there *would be* a change.
        changedAttributes: function changedAttributes(diff) {
          if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
          var old = this._changing ? this._previousAttributes : this.attributes;
          var changed = {};
          for (var attr in diff) {
            var val = diff[attr];
            if (_.isEqual(old[attr], val)) continue;
            changed[attr] = val;
          return _.size(changed) ? changed : false;

        // Get the previous value of an attribute, recorded at the time the last
        // `"change"` event was fired.
        previous: function previous(attr) {
          if (attr == null || !this._previousAttributes) return null;
          return this._previousAttributes[attr];

        // Get all of the attributes of the model at the time of the previous
        // `"change"` event.
        previousAttributes: function previousAttributes() {
          return _.clone(this._previousAttributes);

        // Fetch the model from the server, merging the response with the model's
        // local attributes. Any changed attributes will trigger a "change" event.
        fetch: function fetch(options) {
          options = _.extend({ parse: true }, options);
          var model = this;
          var success = options.success;
          options.success = function (resp) {
            var serverAttrs = options.parse ? model.parse(resp, options) : resp;
            if (!model.set(serverAttrs, options)) return false;
            if (success), model, resp, options);
            model.trigger('sync', model, resp, options);
          wrapError(this, options);
          return this.sync('read', this, options);

        // Set a hash of model attributes, and sync the model to the server.
        // If the server returns an attributes hash that differs, the model's
        // state will be `set` again.
        save: function save(key, val, options) {
          // Handle both `"key", value` and `{key: value}` -style arguments.
          var attrs;
          if (key == null || (typeof key === 'undefined' ? 'undefined' : _typeof(key)) === 'object') {
            attrs = key;
            options = val;
          } else {
            (attrs = {})[key] = val;

          options = _.extend({ validate: true, parse: true }, options);
          var wait = options.wait;

          // If we're not waiting and attributes exist, save acts as
          // `set(attr).save(null, opts)` with validation. Otherwise, check if
          // the model will be valid when the attributes, if any, are set.
          if (attrs && !wait) {
            if (!this.set(attrs, options)) return false;
          } else if (!this._validate(attrs, options)) {
            return false;

          // After a successful server-side save, the client is (optionally)
          // updated with the server-side state.
          var model = this;
          var success = options.success;
          var attributes = this.attributes;
          options.success = function (resp) {
            // Ensure attributes are restored during synchronous saves.
            model.attributes = attributes;
            var serverAttrs = options.parse ? model.parse(resp, options) : resp;
            if (wait) serverAttrs = _.extend({}, attrs, serverAttrs);
            if (serverAttrs && !model.set(serverAttrs, options)) return false;
            if (success), model, resp, options);
            model.trigger('sync', model, resp, options);
          wrapError(this, options);

          // Set temporary attributes if `{wait: true}` to properly find new ids.
          if (attrs && wait) this.attributes = _.extend({}, attributes, attrs);

          var method = this.isNew() ? 'create' : options.patch ? 'patch' : 'update';
          if (method === 'patch' && !options.attrs) options.attrs = attrs;
          var xhr = this.sync(method, this, options);

          // Restore attributes.
          this.attributes = attributes;

          return xhr;

        // Destroy this model on the server if it was already persisted.
        // Optimistically removes the model from its collection, if it has one.
        // If `wait: true` is passed, waits for the server to respond before removal.
        destroy: function destroy(options) {
          options = options ? _.clone(options) : {};
          var model = this;
          var success = options.success;
          var wait = options.wait;

          var destroy = function destroy() {
            model.trigger('destroy', model, model.collection, options);

          options.success = function (resp) {
            if (wait) destroy();
            if (success), model, resp, options);
            if (!model.isNew()) model.trigger('sync', model, resp, options);

          var xhr = false;
          if (this.isNew()) {
          } else {
            wrapError(this, options);
            xhr = this.sync('delete', this, options);
          if (!wait) destroy();
          return xhr;

        // Default URL for the model's representation on the server -- if you're
        // using Backbone's restful methods, override this to change the endpoint
        // that will be called.
        url: function url() {
          var base = _.result(this, 'urlRoot') || _.result(this.collection, 'url') || urlError();
          if (this.isNew()) return base;
          var id = this.get(this.idAttribute);
          return base.replace(/[^\/]$/, '$&/') + encodeURIComponent(id);

        // **parse** converts a response into the hash of attributes to be `set` on
        // the model. The default implementation is just to pass the response along.
        parse: function parse(resp, options) {
          return resp;

        // Create a new model with identical attributes to this one.
        clone: function clone() {
          return new this.constructor(this.attributes);

        // A model is new if it has never been saved to the server, and lacks an id.
        isNew: function isNew() {
          return !this.has(this.idAttribute);

        // Check if the model is currently in a valid state.
        isValid: function isValid(options) {
          return this._validate({}, _.extend({}, options, { validate: true }));

        // Run validation against the next complete set of model attributes,
        // returning `true` if all is well. Otherwise, fire an `"invalid"` event.
        _validate: function _validate(attrs, options) {
          if (!options.validate || !this.validate) return true;
          attrs = _.extend({}, this.attributes, attrs);
          var error = this.validationError = this.validate(attrs, options) || null;
          if (!error) return true;
          this.trigger('invalid', this, error, _.extend(options, { validationError: error }));
          return false;


      // Underscore methods that we want to implement on the Model, mapped to the
      // number of arguments they take.
      var modelMethods = { keys: 1, values: 1, pairs: 1, invert: 1, pick: 0,
        omit: 0, chain: 1, isEmpty: 1 };

      // Mix in each Underscore method as a proxy to `Model#attributes`.
      addUnderscoreMethods(Model, modelMethods, 'attributes');

      // Backbone.Collection
      // -------------------

      // If models tend to represent a single row of data, a Backbone Collection is
      // more analogous to a table full of data ... or a small slice or page of that
      // table, or a collection of rows that belong together for a particular reason
      // -- all of the messages in this particular folder, all of the documents
      // belonging to this particular author, and so on. Collections maintain
      // indexes of their models, both in order, and for lookup by `id`.

      // Create a new **Collection**, perhaps to contain a specific type of `model`.
      // If a `comparator` is specified, the Collection will maintain
      // its models in sort order, as they're added and removed.
      var Collection = Backbone.Collection = function (models, options) {
        options || (options = {});
        if (options.model) this.model = options.model;
        if (options.comparator !== void 0) this.comparator = options.comparator;
        this.initialize.apply(this, arguments);
        if (models) this.reset(models, _.extend({ silent: true }, options));

      // Default options for `Collection#set`.
      var setOptions = { add: true, remove: true, merge: true };
      var addOptions = { add: true, remove: false };

      // Splices `insert` into `array` at index `at`.
      var splice = function splice(array, insert, at) {
        at = Math.min(Math.max(at, 0), array.length);
        var tail = Array(array.length - at);
        var length = insert.length;
        var i;
        for (i = 0; i < tail.length; i++) {
          tail[i] = array[i + at];
        }for (i = 0; i < length; i++) {
          array[i + at] = insert[i];
        }for (i = 0; i < tail.length; i++) {
          array[i + length + at] = tail[i];

      // Define the Collection's inheritable methods.
      _.extend(Collection.prototype, Events, {

        // The default model for a collection is just a **Backbone.Model**.
        // This should be overridden in most cases.
        model: Model,

        // Initialize is an empty function by default. Override it with your own
        // initialization logic.
        initialize: function initialize() {},

        // The JSON representation of a Collection is an array of the
        // models' attributes.
        toJSON: function toJSON(options) {
          return (model) {
            return model.toJSON(options);

        // Proxy `Backbone.sync` by default.
        sync: function sync() {
          return Backbone.sync.apply(this, arguments);

        // Add a model, or list of models to the set. `models` may be Backbone
        // Models or raw JavaScript objects to be converted to Models, or any
        // combination of the two.
        add: function add(models, options) {
          return this.set(models, _.extend({ merge: false }, options, addOptions));

        // Remove a model, or a list of models from the set.
        remove: function remove(models, options) {
          options = _.extend({}, options);
          var singular = !_.isArray(models);
          models = singular ? [models] : models.slice();
          var removed = this._removeModels(models, options);
          if (!options.silent && removed.length) {
            options.changes = { added: [], merged: [], removed: removed };
            this.trigger('update', this, options);
          return singular ? removed[0] : removed;

        // Update a collection by `set`-ing a new list of models, adding new ones,
        // removing models that are no longer present, and merging models that
        // already exist in the collection, as necessary. Similar to **Model#set**,
        // the core operation for updating the data contained by the collection.
        set: function set(models, options) {
          if (models == null) return;

          options = _.extend({}, setOptions, options);
          if (options.parse && !this._isModel(models)) {
            models = this.parse(models, options) || [];

          var singular = !_.isArray(models);
          models = singular ? [models] : models.slice();

          var at =;
          if (at != null) at = +at;
          if (at > this.length) at = this.length;
          if (at < 0) at += this.length + 1;

          var set = [];
          var toAdd = [];
          var toMerge = [];
          var toRemove = [];
          var modelMap = {};

          var add = options.add;
          var merge = options.merge;
          var remove = options.remove;

          var sort = false;
          var sortable = this.comparator && at == null && options.sort !== false;
          var sortAttr = _.isString(this.comparator) ? this.comparator : null;

          // Turn bare objects into model references, and prevent invalid models
          // from being added.
          var model, i;
          for (i = 0; i < models.length; i++) {
            model = models[i];

            // If a duplicate is found, prevent it from being added and
            // optionally merge it into the existing model.
            var existing = this.get(model);
            if (existing) {
              if (merge && model !== existing) {
                var attrs = this._isModel(model) ? model.attributes : model;
                if (options.parse) attrs = existing.parse(attrs, options);
                existing.set(attrs, options);
                if (sortable && !sort) sort = existing.hasChanged(sortAttr);
              if (!modelMap[existing.cid]) {
                modelMap[existing.cid] = true;
              models[i] = existing;

              // If this is a new, valid model, push it to the `toAdd` list.
            } else if (add) {
              model = models[i] = this._prepareModel(model, options);
              if (model) {
                this._addReference(model, options);
                modelMap[model.cid] = true;

          // Remove stale models.
          if (remove) {
            for (i = 0; i < this.length; i++) {
              model = this.models[i];
              if (!modelMap[model.cid]) toRemove.push(model);
            if (toRemove.length) this._removeModels(toRemove, options);

          // See if sorting is needed, update `length` and splice in new models.
          var orderChanged = false;
          var replace = !sortable && add && remove;
          if (set.length && replace) {
            orderChanged = this.length !== set.length || _.some(this.models, function (m, index) {
              return m !== set[index];
            this.models.length = 0;
            splice(this.models, set, 0);
            this.length = this.models.length;
          } else if (toAdd.length) {
            if (sortable) sort = true;
            splice(this.models, toAdd, at == null ? this.length : at);
            this.length = this.models.length;

          // Silently sort the collection if appropriate.
          if (sort) this.sort({ silent: true });

          // Unless silenced, it's time to fire all appropriate add/sort/update events.
          if (!options.silent) {
            for (i = 0; i < toAdd.length; i++) {
              if (at != null) options.index = at + i;
              model = toAdd[i];
              model.trigger('add', model, this, options);
            if (sort || orderChanged) this.trigger('sort', this, options);
            if (toAdd.length || toRemove.length || toMerge.length) {
              options.changes = {
                added: toAdd,
                removed: toRemove,
                merged: toMerge
              this.trigger('update', this, options);

          // Return the added (or merged) model (or models).
          return singular ? models[0] : models;

        // When you have more items than you want to add or remove individually,
        // you can reset the entire set with a new list of models, without firing
        // any granular `add` or `remove` events. Fires `reset` when finished.
        // Useful for bulk operations and optimizations.
        reset: function reset(models, options) {
          options = options ? _.clone(options) : {};
          for (var i = 0; i < this.models.length; i++) {
            this._removeReference(this.models[i], options);
          options.previousModels = this.models;
          models = this.add(models, _.extend({ silent: true }, options));
          if (!options.silent) this.trigger('reset', this, options);
          return models;

        // Add a model to the end of the collection.
        push: function push(model, options) {
          return this.add(model, _.extend({ at: this.length }, options));

        // Remove a model from the end of the collection.
        pop: function pop(options) {
          var model = - 1);
          return this.remove(model, options);

        // Add a model to the beginning of the collection.
        unshift: function unshift(model, options) {
          return this.add(model, _.extend({ at: 0 }, options));

        // Remove a model from the beginning of the collection.
        shift: function shift(options) {
          var model =;
          return this.remove(model, options);

        // Slice out a sub-array of models from the collection.
        slice: function slice() {
          return _slice.apply(this.models, arguments);

        // Get a model from the set by id, cid, model object with id or cid
        // properties, or an attributes object that is transformed through modelId.
        get: function get(obj) {
          if (obj == null) return void 0;
          return this._byId[obj] || this._byId[this.modelId(obj.attributes || obj)] || obj.cid && this._byId[obj.cid];

        // Returns `true` if the model is in the collection.
        has: function has(obj) {
          return this.get(obj) != null;

        // Get the model at the given index.
        at: function at(index) {
          if (index < 0) index += this.length;
          return this.models[index];

        // Return models with matching attributes. Useful for simple cases of
        // `filter`.
        where: function where(attrs, first) {
          return this[first ? 'find' : 'filter'](attrs);

        // Return the first model with matching attributes. Useful for simple cases
        // of `find`.
        findWhere: function findWhere(attrs) {
          return this.where(attrs, true);

        // Force the collection to re-sort itself. You don't need to call this under
        // normal circumstances, as the set will maintain sort order as each item
        // is added.
        sort: function sort(options) {
          var comparator = this.comparator;
          if (!comparator) throw new Error('Cannot sort a set without a comparator');
          options || (options = {});

          var length = comparator.length;
          if (_.isFunction(comparator)) comparator = _.bind(comparator, this);

          // Run sort based on type of `comparator`.
          if (length === 1 || _.isString(comparator)) {
            this.models = this.sortBy(comparator);
          } else {
          if (!options.silent) this.trigger('sort', this, options);
          return this;

        // Pluck an attribute from each model in the collection.
        pluck: function pluck(attr) {
          return + '');

        // Fetch the default set of models for this collection, resetting the
        // collection when they arrive. If `reset: true` is passed, the response
        // data will be passed through the `reset` method instead of `set`.
        fetch: function fetch(options) {
          options = _.extend({ parse: true }, options);
          var success = options.success;
          var collection = this;
          options.success = function (resp) {
            var method = options.reset ? 'reset' : 'set';
            collection[method](resp, options);
            if (success), collection, resp, options);
            collection.trigger('sync', collection, resp, options);
          wrapError(this, options);
          return this.sync('read', this, options);

        // Create a new instance of a model in this collection. Add the model to the
        // collection immediately, unless `wait: true` is passed, in which case we
        // wait for the server to agree.
        create: function create(model, options) {
          options = options ? _.clone(options) : {};
          var wait = options.wait;
          model = this._prepareModel(model, options);
          if (!model) return false;
          if (!wait) this.add(model, options);
          var collection = this;
          var success = options.success;
          options.success = function (m, resp, callbackOpts) {
            if (wait) collection.add(m, callbackOpts);
            if (success), m, resp, callbackOpts);
, options);
          return model;

        // **parse** converts a response into a list of models to be added to the
        // collection. The default implementation is just to pass it through.
        parse: function parse(resp, options) {
          return resp;

        // Create a new collection with an identical list of models as this one.
        clone: function clone() {
          return new this.constructor(this.models, {
            model: this.model,
            comparator: this.comparator

        // Define how to uniquely identify models in the collection.
        modelId: function modelId(attrs) {
          return attrs[this.model.prototype.idAttribute || 'id'];

        // Private method to reset all internal state. Called when the collection
        // is first initialized or reset.
        _reset: function _reset() {
          this.length = 0;
          this.models = [];
          this._byId = {};

        // Prepare a hash of attributes (or other model) to be added to this
        // collection.
        _prepareModel: function _prepareModel(attrs, options) {
          if (this._isModel(attrs)) {
            if (!attrs.collection) attrs.collection = this;
            return attrs;
          options = options ? _.clone(options) : {};
          options.collection = this;
          var model = new this.model(attrs, options);
          if (!model.validationError) return model;
          this.trigger('invalid', this, model.validationError, options);
          return false;

        // Internal method called by both remove and set.
        _removeModels: function _removeModels(models, options) {
          var removed = [];
          for (var i = 0; i < models.length; i++) {
            var model = this.get(models[i]);
            if (!model) continue;

            var index = this.indexOf(model);
            this.models.splice(index, 1);

            // Remove references before triggering 'remove' event to prevent an
            // infinite loop. #3693
            delete this._byId[model.cid];
            var id = this.modelId(model.attributes);
            if (id != null) delete this._byId[id];

            if (!options.silent) {
              options.index = index;
              model.trigger('remove', model, this, options);

            this._removeReference(model, options);
          return removed;

        // Method for checking whether an object should be considered a model for
        // the purposes of adding to the collection.
        _isModel: function _isModel(model) {
          return model instanceof Model;

        // Internal method to create a model's ties to a collection.
        _addReference: function _addReference(model, options) {
          this._byId[model.cid] = model;
          var id = this.modelId(model.attributes);
          if (id != null) this._byId[id] = model;
          model.on('all', this._onModelEvent, this);

        // Internal method to sever a model's ties to a collection.
        _removeReference: function _removeReference(model, options) {
          delete this._byId[model.cid];
          var id = this.modelId(model.attributes);
          if (id != null) delete this._byId[id];
          if (this === model.collection) delete model.collection;
'all', this._onModelEvent, this);

        // Internal method called every time a model in the set fires an event.
        // Sets need to update their indexes when models change ids. All other
        // events simply proxy through. "add" and "remove" events that originate
        // in other collections are ignored.
        _onModelEvent: function _onModelEvent(event, model, collection, options) {
          if (model) {
            if ((event === 'add' || event === 'remove') && collection !== this) return;
            if (event === 'destroy') this.remove(model, options);
            if (event === 'change') {
              var prevId = this.modelId(model.previousAttributes());
              var id = this.modelId(model.attributes);
              if (prevId !== id) {
                if (prevId != null) delete this._byId[prevId];
                if (id != null) this._byId[id] = model;
          this.trigger.apply(this, arguments);


      // Underscore methods that we want to implement on the Collection.
      // 90% of the core usefulness of Backbone Collections is actually implemented
      // right here:
      var collectionMethods = { forEach: 3, each: 3, map: 3, collect: 3, reduce: 0,
        foldl: 0, inject: 0, reduceRight: 0, foldr: 0, find: 3, detect: 3, filter: 3,
        select: 3, reject: 3, every: 3, all: 3, some: 3, any: 3, include: 3, includes: 3,
        contains: 3, invoke: 0, max: 3, min: 3, toArray: 1, size: 1, first: 3,
        head: 3, take: 3, initial: 3, rest: 3, tail: 3, drop: 3, last: 3,
        without: 0, difference: 0, indexOf: 3, shuffle: 1, lastIndexOf: 3,
        isEmpty: 1, chain: 1, sample: 3, partition: 3, groupBy: 3, countBy: 3,
        sortBy: 3, indexBy: 3, findIndex: 3, findLastIndex: 3 };

      // Mix in each Underscore method as a proxy to `Collection#models`.
      addUnderscoreMethods(Collection, collectionMethods, 'models');

      // Backbone.View
      // -------------

      // Backbone Views are almost more convention than they are actual code. A View
      // is simply a JavaScript object that represents a logical chunk of UI in the
      // DOM. This might be a single item, an entire list, a sidebar or panel, or
      // even the surrounding frame which wraps your whole app. Defining a chunk of
      // UI as a **View** allows you to define your DOM events declaratively, without
      // having to worry about render order ... and makes it easy for the view to
      // react to specific changes in the state of your models.

      // Creating a Backbone.View creates its initial element outside of the DOM,
      // if an existing element is not provided...
      var View = Backbone.View = function (options) {
        this.cid = _.uniqueId('view');
        _.extend(this, _.pick(options, viewOptions));
        this.initialize.apply(this, arguments);

      // Cached regex to split keys for `delegate`.
      var delegateEventSplitter = /^(\S+)\s*(.*)$/;

      // List of view options to be set as properties.
      var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName', 'events'];

      // Set up all inheritable **Backbone.View** properties and methods.
      _.extend(View.prototype, Events, {

        // The default `tagName` of a View's element is `"div"`.
        tagName: 'div',

        // jQuery delegate for element lookup, scoped to DOM elements within the
        // current view. This should be preferred to global lookups where possible.
        $: function $(selector) {
          return this.$el.find(selector);

        // Initialize is an empty function by default. Override it with your own
        // initialization logic.
        initialize: function initialize() {},

        // **render** is the core function that your view should override, in order
        // to populate its element (`this.el`), with the appropriate HTML. The
        // convention is for **render** to always return `this`.
        render: function render() {
          return this;

        // Remove this view by taking the element out of the DOM, and removing any
        // applicable Backbone.Events listeners.
        remove: function remove() {
          return this;

        // Remove this view's element from the document and all event listeners
        // attached to it. Exposed for subclasses using an alternative DOM
        // manipulation API.
        _removeElement: function _removeElement() {

        // Change the view's element (`this.el` property) and re-delegate the
        // view's events on the new element.
        setElement: function setElement(element) {
          return this;

        // Creates the `this.el` and `this.$el` references for this view using the
        // given `el`. `el` can be a CSS selector or an HTML string, a jQuery
        // context or an element. Subclasses can override this to utilize an
        // alternative DOM manipulation API and are only required to set the
        // `this.el` property.
        _setElement: function _setElement(el) {
          this.$el = el instanceof Backbone.$ ? el : Backbone.$(el);
          this.el = this.$el[0];

        // Set callbacks, where `` is a hash of
        // *{"event selector": "callback"}*
        //     {
        //       'mousedown .title':  'edit',
        //       'click .button':     'save',
        //       'click .open':       function(e) { ... }
        //     }
        // pairs. Callbacks will be bound to the view, with `this` set properly.
        // Uses event delegation for efficiency.
        // Omitting the selector binds the event to `this.el`.
        delegateEvents: function delegateEvents(events) {
          events || (events = _.result(this, 'events'));
          if (!events) return this;
          for (var key in events) {
            var method = events[key];
            if (!_.isFunction(method)) method = this[method];
            if (!method) continue;
            var match = key.match(delegateEventSplitter);
            this.delegate(match[1], match[2], _.bind(method, this));
          return this;

        // Add a single event listener to the view's element (or a child element
        // using `selector`). This only works for delegate-able events: not `focus`,
        // `blur`, and not `change`, `submit`, and `reset` in Internet Explorer.
        delegate: function delegate(eventName, selector, listener) {
          this.$el.on(eventName + '.delegateEvents' + this.cid, selector, listener);
          return this;

        // Clears all callbacks previously bound to the view by `delegateEvents`.
        // You usually don't need to use this, but may wish to if you have multiple
        // Backbone views attached to the same DOM element.
        undelegateEvents: function undelegateEvents() {
          if (this.$el) this.$'.delegateEvents' + this.cid);
          return this;

        // A finer-grained `undelegateEvents` for removing a single delegated event.
        // `selector` and `listener` are both optional.
        undelegate: function undelegate(eventName, selector, listener) {
          this.$ + '.delegateEvents' + this.cid, selector, listener);
          return this;

        // Produces a DOM element to be assigned to your view. Exposed for
        // subclasses using an alternative DOM manipulation API.
        _createElement: function _createElement(tagName) {
          return document.createElement(tagName);

        // Ensure that the View has a DOM element to render into.
        // If `this.el` is a string, pass it through `$()`, take the first
        // matching element, and re-assign it to `el`. Otherwise, create
        // an element from the `id`, `className` and `tagName` properties.
        _ensureElement: function _ensureElement() {
          if (!this.el) {
            var attrs = _.extend({}, _.result(this, 'attributes'));
            if ( = _.result(this, 'id');
            if (this.className) attrs['class'] = _.result(this, 'className');
            this.setElement(this._createElement(_.result(this, 'tagName')));
          } else {
            this.setElement(_.result(this, 'el'));

        // Set attributes from a hash on this view's element.  Exposed for
        // subclasses using an alternative DOM manipulation API.
        _setAttributes: function _setAttributes(attributes) {


      // Backbone.sync
      // -------------

      // Override this function to change the manner in which Backbone persists
      // models to the server. You will be passed the type of request, and the
      // model in question. By default, makes a RESTful Ajax request
      // to the model's `url()`. Some possible customizations could be:
      // * Use `setTimeout` to batch rapid-fire updates into a single request.
      // * Send up the models as XML instead of JSON.
      // * Persist models via WebSockets instead of Ajax.
      // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests
      // as `POST`, with a `_method` parameter containing the true HTTP method,
      // as well as all requests with the body as `application/x-www-form-urlencoded`
      // instead of `application/json` with the model in a param named `model`.
      // Useful when interfacing with server-side languages like **PHP** that make
      // it difficult to read the body of `PUT` requests.
      Backbone.sync = function (method, model, options) {
        var type = methodMap[method];

        // Default options, unless specified.
        _.defaults(options || (options = {}), {
          emulateHTTP: Backbone.emulateHTTP,
          emulateJSON: Backbone.emulateJSON

        // Default JSON-request options.
        var params = { type: type, dataType: 'json' };

        // Ensure that we have a URL.
        if (!options.url) {
          params.url = _.result(model, 'url') || urlError();

        // Ensure that we have the appropriate request data.
        if ( == null && model && (method === 'create' || method === 'update' || method === 'patch')) {
          params.contentType = 'application/json';
 = JSON.stringify(options.attrs || model.toJSON(options));

        // For older servers, emulate JSON by encoding the request into an HTML-form.
        if (options.emulateJSON) {
          params.contentType = 'application/x-www-form-urlencoded';
 = ? { model: } : {};

        // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
        // And an `X-HTTP-Method-Override` header.
        if (options.emulateHTTP && (type === 'PUT' || type === 'DELETE' || type === 'PATCH')) {
          params.type = 'POST';
          if (options.emulateJSON) = type;
          var beforeSend = options.beforeSend;
          options.beforeSend = function (xhr) {
            xhr.setRequestHeader('X-HTTP-Method-Override', type);
            if (beforeSend) return beforeSend.apply(this, arguments);

        // Don't process data on a non-GET request.
        if (params.type !== 'GET' && !options.emulateJSON) {
          params.processData = false;

        // Pass along `textStatus` and `errorThrown` from jQuery.
        var error = options.error;
        options.error = function (xhr, textStatus, errorThrown) {
          options.textStatus = textStatus;
          options.errorThrown = errorThrown;
          if (error), xhr, textStatus, errorThrown);

        // Make the request, allowing the user to override any Ajax options.
        var xhr = options.xhr = Backbone.ajax(_.extend(params, options));
        model.trigger('request', model, xhr, options);
        return xhr;

      // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
      var methodMap = {
        'create': 'POST',
        'update': 'PUT',
        'patch': 'PATCH',
        'delete': 'DELETE',
        'read': 'GET'

      // Set the default implementation of `Backbone.ajax` to proxy through to `$`.
      // Override this if you'd like to use a different library.
      Backbone.ajax = function () {
        return Backbone.$.ajax.apply(Backbone.$, arguments);

      // Backbone.Router
      // ---------------

      // Routers map faux-URLs to actions, and fire events when routes are
      // matched. Creating a new one sets its `routes` hash, if not set statically.
      var Router = Backbone.Router = function (options) {
        options || (options = {});
        if (options.routes) this.routes = options.routes;
        this.initialize.apply(this, arguments);

      // Cached regular expressions for matching named param parts and splatted
      // parts of route strings.
      var optionalParam = /\((.*?)\)/g;
      var namedParam = /(\(\?)?:\w+/g;
      var splatParam = /\*\w+/g;
      var escapeRegExp = /[\-{}\[\]+?.,\\\^$|#\s]/g;

      // Set up all inheritable **Backbone.Router** properties and methods.
      _.extend(Router.prototype, Events, {

        // Initialize is an empty function by default. Override it with your own
        // initialization logic.
        initialize: function initialize() {},

        // Manually bind a single named route to a callback. For example:
        //     this.route('search/:query/p:num', 'search', function(query, num) {
        //       ...
        //     });
        route: function route(_route, name, callback) {
          if (!_.isRegExp(_route)) _route = this._routeToRegExp(_route);
          if (_.isFunction(name)) {
            callback = name;
            name = '';
          if (!callback) callback = this[name];
          var router = this;
          Backbone.history.route(_route, function (fragment) {
            var args = router._extractParameters(_route, fragment);
            if (router.execute(callback, args, name) !== false) {
              router.trigger.apply(router, ['route:' + name].concat(args));
              router.trigger('route', name, args);
              Backbone.history.trigger('route', router, name, args);
          return this;

        // Execute a route handler with the provided parameters.  This is an
        // excellent place to do pre-route setup or post-route cleanup.
        execute: function execute(callback, args, name) {
          if (callback) callback.apply(this, args);

        // Simple proxy to `Backbone.history` to save a fragment into the history.
        navigate: function navigate(fragment, options) {
          Backbone.history.navigate(fragment, options);
          return this;

        // Bind all defined routes to `Backbone.history`. We have to reverse the
        // order of the routes here to support behavior where the most general
        // routes can be defined at the bottom of the route map.
        _bindRoutes: function _bindRoutes() {
          if (!this.routes) return;
          this.routes = _.result(this, 'routes');
          var route,
              routes = _.keys(this.routes);
          while ((route = routes.pop()) != null) {
            this.route(route, this.routes[route]);

        // Convert a route string into a regular expression, suitable for matching
        // against the current location hash.
        _routeToRegExp: function _routeToRegExp(route) {
          route = route.replace(escapeRegExp, '\\$&').replace(optionalParam, '(?:$1)?').replace(namedParam, function (match, optional) {
            return optional ? match : '([^/?]+)';
          }).replace(splatParam, '([^?]*?)');
          return new RegExp('^' + route + '(?:\\?([\\s\\S]*))?$');

        // Given a route, and a URL fragment that it matches, return the array of
        // extracted decoded parameters. Empty or unmatched parameters will be
        // treated as `null` to normalize cross-browser behavior.
        _extractParameters: function _extractParameters(route, fragment) {
          var params = route.exec(fragment).slice(1);
          return, function (param, i) {
            // Don't decode the search params.
            if (i === params.length - 1) return param || null;
            return param ? decodeURIComponent(param) : null;


      // Backbone.History
      // ----------------

      // Handles cross-browser history management, based on either
      // [pushState]( and real URLs, or
      // [onhashchange](
      // and URL fragments. If the browser supports neither (old IE, natch),
      // falls back to polling.
      var History = Backbone.History = function () {
        this.handlers = [];
        this.checkUrl = _.bind(this.checkUrl, this);

        // Ensure that `History` can be used outside of the browser.
        if (typeof window !== 'undefined') {
          this.location = window.location;
          this.history = window.history;

      // Cached regex for stripping a leading hash/slash and trailing space.
      var routeStripper = /^[#\/]|\s+$/g;

      // Cached regex for stripping leading and trailing slashes.
      var rootStripper = /^\/+|\/+$/g;

      // Cached regex for stripping urls of hash.
      var pathStripper = /#.*$/;

      // Has the history handling already been started?
      History.started = false;

      // Set up all inheritable **Backbone.History** properties and methods.
      _.extend(History.prototype, Events, {

        // The default interval to poll for hash changes, if necessary, is
        // twenty times a second.
        interval: 50,

        // Are we at the app root?
        atRoot: function atRoot() {
          var path = this.location.pathname.replace(/[^\/]$/, '$&/');
          return path === this.root && !this.getSearch();

        // Does the pathname match the root?
        matchRoot: function matchRoot() {
          var path = this.decodeFragment(this.location.pathname);
          var rootPath = path.slice(0, this.root.length - 1) + '/';
          return rootPath === this.root;

        // Unicode characters in `location.pathname` are percent encoded so they're
        // decoded for comparison. `%25` should not be decoded since it may be part
        // of an encoded parameter.
        decodeFragment: function decodeFragment(fragment) {
          return decodeURI(fragment.replace(/%25/g, '%2525'));

        // In IE6, the hash fragment and search params are incorrect if the
        // fragment contains `?`.
        getSearch: function getSearch() {
          var match = this.location.href.replace(/#.*/, '').match(/\?.+/);
          return match ? match[0] : '';

        // Gets the true hash value. Cannot use location.hash directly due to bug
        // in Firefox where location.hash will always be decoded.
        getHash: function getHash(window) {
          var match = (window || this).location.href.match(/#(.*)$/);
          return match ? match[1] : '';

        // Get the pathname and search params, without the root.
        getPath: function getPath() {
          var path = this.decodeFragment(this.location.pathname + this.getSearch()).slice(this.root.length - 1);
          return path.charAt(0) === '/' ? path.slice(1) : path;

        // Get the cross-browser normalized URL fragment from the path or hash.
        getFragment: function getFragment(fragment) {
          if (fragment == null) {
            if (this._usePushState || !this._wantsHashChange) {
              fragment = this.getPath();
            } else {
              fragment = this.getHash();
          return fragment.replace(routeStripper, '');

        // Start the hash change handling, returning `true` if the current URL matches
        // an existing route, and `false` otherwise.
        start: function start(options) {
          if (History.started) throw new Error('Backbone.history has already been started');
          History.started = true;

          // Figure out the initial configuration. Do we need an iframe?
          // Is pushState desired ... is it available?
          this.options = _.extend({ root: '/' }, this.options, options);
          this.root = this.options.root;
          this._wantsHashChange = this.options.hashChange !== false;
          this._hasHashChange = 'onhashchange' in window && (document.documentMode === void 0 || document.documentMode > 7);
          this._useHashChange = this._wantsHashChange && this._hasHashChange;
          this._wantsPushState = !!this.options.pushState;
          this._hasPushState = !!(this.history && this.history.pushState);
          this._usePushState = this._wantsPushState && this._hasPushState;
          this.fragment = this.getFragment();

          // Normalize root to always include a leading and trailing slash.
          this.root = ('/' + this.root + '/').replace(rootStripper, '/');

          // Transition from hashChange to pushState or vice versa if both are
          // requested.
          if (this._wantsHashChange && this._wantsPushState) {

            // If we've started off with a route from a `pushState`-enabled
            // browser, but we're currently in a browser that doesn't support it...
            if (!this._hasPushState && !this.atRoot()) {
              var rootPath = this.root.slice(0, -1) || '/';
              this.location.replace(rootPath + '#' + this.getPath());
              // Return immediately as browser will do redirect to new url
              return true;

              // Or if we've started out with a hash-based route, but we're currently
              // in a browser where it could be `pushState`-based instead...
            } else if (this._hasPushState && this.atRoot()) {
              this.navigate(this.getHash(), { replace: true });

          // Proxy an iframe to handle location events if the browser doesn't
          // support the `hashchange` event, HTML5 history, or the user wants
          // `hashChange` but not `pushState`.
          if (!this._hasHashChange && this._wantsHashChange && !this._usePushState) {
            this.iframe = document.createElement('iframe');
            this.iframe.src = 'javascript:0';
   = 'none';
            this.iframe.tabIndex = -1;
            var body = document.body;
            // Using `appendChild` will throw on IE < 9 if the document is not ready.
            var iWindow = body.insertBefore(this.iframe, body.firstChild).contentWindow;
            iWindow.location.hash = '#' + this.fragment;

          // Add a cross-platform `addEventListener` shim for older browsers.
          var addEventListener = window.addEventListener || function (eventName, listener) {
            return attachEvent('on' + eventName, listener);

          // Depending on whether we're using pushState or hashes, and whether
          // 'onhashchange' is supported, determine how we check the URL state.
          if (this._usePushState) {
            addEventListener('popstate', this.checkUrl, false);
          } else if (this._useHashChange && !this.iframe) {
            addEventListener('hashchange', this.checkUrl, false);
          } else if (this._wantsHashChange) {
            this._checkUrlInterval = setInterval(this.checkUrl, this.interval);

          if (!this.options.silent) return this.loadUrl();

        // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
        // but possibly useful for unit testing Routers.
        stop: function stop() {
          // Add a cross-platform `removeEventListener` shim for older browsers.
          var removeEventListener = window.removeEventListener || function (eventName, listener) {
            return detachEvent('on' + eventName, listener);

          // Remove window listeners.
          if (this._usePushState) {
            removeEventListener('popstate', this.checkUrl, false);
          } else if (this._useHashChange && !this.iframe) {
            removeEventListener('hashchange', this.checkUrl, false);

          // Clean up the iframe if necessary.
          if (this.iframe) {
            this.iframe = null;

          // Some environments will throw when clearing an undefined interval.
          if (this._checkUrlInterval) clearInterval(this._checkUrlInterval);
          History.started = false;

        // Add a route to be tested when the fragment changes. Routes added later
        // may override previous routes.
        route: function route(_route2, callback) {
          this.handlers.unshift({ route: _route2, callback: callback });

        // Checks the current URL to see if it has changed, and if it has,
        // calls `loadUrl`, normalizing across the hidden iframe.
        checkUrl: function checkUrl(e) {
          var current = this.getFragment();

          // If the user pressed the back button, the iframe's hash will have
          // changed and we should use that for comparison.
          if (current === this.fragment && this.iframe) {
            current = this.getHash(this.iframe.contentWindow);

          if (current === this.fragment) return false;
          if (this.iframe) this.navigate(current);

        // Attempt to load the current URL fragment. If a route succeeds with a
        // match, returns `true`. If no defined routes matches the fragment,
        // returns `false`.
        loadUrl: function loadUrl(fragment) {
          // If the root doesn't match, no routes can match either.
          if (!this.matchRoot()) return false;
          fragment = this.fragment = this.getFragment(fragment);
          return _.some(this.handlers, function (handler) {
            if (handler.route.test(fragment)) {
              return true;

        // Save a fragment into the hash history, or replace the URL state if the
        // 'replace' option is passed. You are responsible for properly URL-encoding
        // the fragment in advance.
        // The options object can contain `trigger: true` if you wish to have the
        // route callback be fired (not usually desirable), or `replace: true`, if
        // you wish to modify the current URL without adding an entry to the history.
        navigate: function navigate(fragment, options) {
          if (!History.started) return false;
          if (!options || options === true) options = { trigger: !!options };

          // Normalize the fragment.
          fragment = this.getFragment(fragment || '');

          // Don't include a trailing slash on the root.
          var rootPath = this.root;
          if (fragment === '' || fragment.charAt(0) === '?') {
            rootPath = rootPath.slice(0, -1) || '/';
          var url = rootPath + fragment;

          // Strip the hash and decode for matching.
          fragment = this.decodeFragment(fragment.replace(pathStripper, ''));

          if (this.fragment === fragment) return;
          this.fragment = fragment;

          // If pushState is available, we use it to set the fragment as a real URL.
          if (this._usePushState) {
            this.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, url);

            // If hash changes haven't been explicitly disabled, update the hash
            // fragment to store history.
          } else if (this._wantsHashChange) {
            this._updateHash(this.location, fragment, options.replace);
            if (this.iframe && fragment !== this.getHash(this.iframe.contentWindow)) {
              var iWindow = this.iframe.contentWindow;

              // Opening and closing the iframe tricks IE7 and earlier to push a
              // history entry on hash-tag change.  When replace is true, we don't
              // want this.
              if (!options.replace) {

              this._updateHash(iWindow.location, fragment, options.replace);

            // If you've told us that you explicitly don't want fallback hashchange-
            // based history, then `navigate` becomes a page refresh.
          } else {
            return this.location.assign(url);
          if (options.trigger) return this.loadUrl(fragment);

        // Update the hash location, either replacing the current entry, or adding
        // a new one to the browser history.
        _updateHash: function _updateHash(location, fragment, replace) {
          if (replace) {
            var href = location.href.replace(/(javascript:|#).*$/, '');
            location.replace(href + '#' + fragment);
          } else {
            // Some browsers require that `hash` contains a leading #.
            location.hash = '#' + fragment;


      // Create the default Backbone.history.
      Backbone.history = new History();

      // Helpers
      // -------

      // Helper function to correctly set up the prototype chain for subclasses.
      // Similar to `goog.inherits`, but uses a hash of prototype properties and
      // class properties to be extended.
      var extend = function extend(protoProps, staticProps) {
        var parent = this;
        var child;

        // The constructor function for the new subclass is either defined by you
        // (the "constructor" property in your `extend` definition), or defaulted
        // by us to simply call the parent constructor.
        if (protoProps && _.has(protoProps, 'constructor')) {
          child = protoProps.constructor;
        } else {
          child = function child() {
            return parent.apply(this, arguments);

        // Add static properties to the constructor function, if supplied.
        _.extend(child, parent, staticProps);

        // Set the prototype chain to inherit from `parent`, without calling
        // `parent`'s constructor function and add the prototype properties.
        child.prototype = _.create(parent.prototype, protoProps);
        child.prototype.constructor = child;

        // Set a convenience property in case the parent's prototype is needed
        // later.
        child.__super__ = parent.prototype;

        return child;

      // Set up inheritance for the model, collection, router, view and history.
      Model.extend = Collection.extend = Router.extend = View.extend = History.extend = extend;

      // Throw an error when a URL is needed, and none is supplied.
      var urlError = function urlError() {
        throw new Error('A "url" property or function must be specified');

      // Wrap an optional error callback with a fallback error event.
      var wrapError = function wrapError(model, options) {
        var error = options.error;
        options.error = function (resp) {
          if (error), model, resp, options);
          model.trigger('error', model, resp, options);

      return Backbone;
    /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))

/***/ },
/* 5 */
/***/ function(module, exports, __webpack_require__) {


    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

    //     Underscore.js 1.8.3
    //     (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
    //     Underscore may be freely distributed under the MIT license.

    (function () {

      // Baseline setup
      // --------------

      // Establish the root object, `window` in the browser, or `exports` on the server.
      var root = this;

      // Save the previous value of the `_` variable.
      var previousUnderscore = root._;

      // Save bytes in the minified (but not gzipped) version:
      var ArrayProto = Array.prototype,
          ObjProto = Object.prototype,
          FuncProto = Function.prototype;

      // Create quick reference variables for speed access to core prototypes.
      var push = ArrayProto.push,
          slice = ArrayProto.slice,
          toString = ObjProto.toString,
          hasOwnProperty = ObjProto.hasOwnProperty;

      // All **ECMAScript 5** native function implementations that we hope to use
      // are declared here.
      var nativeIsArray = Array.isArray,
          nativeKeys = Object.keys,
          nativeBind = FuncProto.bind,
          nativeCreate = Object.create;

      // Naked function reference for surrogate-prototype-swapping.
      var Ctor = function Ctor() {};

      // Create a safe reference to the Underscore object for use below.
      var _ = function _(obj) {
        if (obj instanceof _) return obj;
        if (!(this instanceof _)) return new _(obj);
        this._wrapped = obj;

      // Export the Underscore object for **Node.js**, with
      // backwards-compatibility for the old `require()` API. If we're in
      // the browser, add `_` as a global object.
      if (true) {
        if (typeof module !== 'undefined' && module.exports) {
          exports = module.exports = _;
        exports._ = _;
      } else {
        root._ = _;

      // Current version.
      _.VERSION = '1.8.3';

      // Internal function that returns an efficient (for current engines) version
      // of the passed-in callback, to be repeatedly applied in other Underscore
      // functions.
      var optimizeCb = function optimizeCb(func, context, argCount) {
        if (context === void 0) return func;
        switch (argCount == null ? 3 : argCount) {
          case 1:
            return function (value) {
              return, value);
          case 2:
            return function (value, other) {
              return, value, other);
          case 3:
            return function (value, index, collection) {
              return, value, index, collection);
          case 4:
            return function (accumulator, value, index, collection) {
              return, accumulator, value, index, collection);
        return function () {
          return func.apply(context, arguments);

      // A mostly-internal function to generate callbacks that can be applied
      // to each element in a collection, returning the desired result — either
      // identity, an arbitrary callback, a property matcher, or a property accessor.
      var cb = function cb(value, context, argCount) {
        if (value == null) return _.identity;
        if (_.isFunction(value)) return optimizeCb(value, context, argCount);
        if (_.isObject(value)) return _.matcher(value);
      _.iteratee = function (value, context) {
        return cb(value, context, Infinity);

      // An internal function for creating assigner functions.
      var createAssigner = function createAssigner(keysFunc, undefinedOnly) {
        return function (obj) {
          var length = arguments.length;
          if (length < 2 || obj == null) return obj;
          for (var index = 1; index < length; index++) {
            var source = arguments[index],
                keys = keysFunc(source),
                l = keys.length;
            for (var i = 0; i < l; i++) {
              var key = keys[i];
              if (!undefinedOnly || obj[key] === void 0) obj[key] = source[key];
          return obj;

      // An internal function for creating a new object that inherits from another.
      var baseCreate = function baseCreate(prototype) {
        if (!_.isObject(prototype)) return {};
        if (nativeCreate) return nativeCreate(prototype);
        Ctor.prototype = prototype;
        var result = new Ctor();
        Ctor.prototype = null;
        return result;

      var property = function property(key) {
        return function (obj) {
          return obj == null ? void 0 : obj[key];

      // Helper for collection methods to determine whether a collection
      // should be iterated as an array or as an object
      // Related:
      // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094
      var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
      var getLength = property('length');
      var isArrayLike = function isArrayLike(collection) {
        var length = getLength(collection);
        return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX;

      // Collection Functions
      // --------------------

      // The cornerstone, an `each` implementation, aka `forEach`.
      // Handles raw objects in addition to array-likes. Treats all
      // sparse array-likes as if they were dense.
      _.each = _.forEach = function (obj, iteratee, context) {
        iteratee = optimizeCb(iteratee, context);
        var i, length;
        if (isArrayLike(obj)) {
          for (i = 0, length = obj.length; i < length; i++) {
            iteratee(obj[i], i, obj);
        } else {
          var keys = _.keys(obj);
          for (i = 0, length = keys.length; i < length; i++) {
            iteratee(obj[keys[i]], keys[i], obj);
        return obj;

      // Return the results of applying the iteratee to each element. = _.collect = function (obj, iteratee, context) {
        iteratee = cb(iteratee, context);
        var keys = !isArrayLike(obj) && _.keys(obj),
            length = (keys || obj).length,
            results = Array(length);
        for (var index = 0; index < length; index++) {
          var currentKey = keys ? keys[index] : index;
          results[index] = iteratee(obj[currentKey], currentKey, obj);
        return results;

      // Create a reducing function iterating left or right.
      function createReduce(dir) {
        // Optimized iterator function as using arguments.length
        // in the main function will deoptimize the, see #1991.
        function iterator(obj, iteratee, memo, keys, index, length) {
          for (; index >= 0 && index < length; index += dir) {
            var currentKey = keys ? keys[index] : index;
            memo = iteratee(memo, obj[currentKey], currentKey, obj);
          return memo;

        return function (obj, iteratee, memo, context) {
          iteratee = optimizeCb(iteratee, context, 4);
          var keys = !isArrayLike(obj) && _.keys(obj),
              length = (keys || obj).length,
              index = dir > 0 ? 0 : length - 1;
          // Determine the initial value if none is provided.
          if (arguments.length < 3) {
            memo = obj[keys ? keys[index] : index];
            index += dir;
          return iterator(obj, iteratee, memo, keys, index, length);

      // **Reduce** builds up a single result from a list of values, aka `inject`,
      // or `foldl`.
      _.reduce = _.foldl = _.inject = createReduce(1);

      // The right-associative version of reduce, also known as `foldr`.
      _.reduceRight = _.foldr = createReduce(-1);

      // Return the first value which passes a truth test. Aliased as `detect`.
      _.find = _.detect = function (obj, predicate, context) {
        var key;
        if (isArrayLike(obj)) {
          key = _.findIndex(obj, predicate, context);
        } else {
          key = _.findKey(obj, predicate, context);
        if (key !== void 0 && key !== -1) return obj[key];

      // Return all the elements that pass a truth test.
      // Aliased as `select`.
      _.filter = = function (obj, predicate, context) {
        var results = [];
        predicate = cb(predicate, context);
        _.each(obj, function (value, index, list) {
          if (predicate(value, index, list)) results.push(value);
        return results;

      // Return all the elements for which a truth test fails.
      _.reject = function (obj, predicate, context) {
        return _.filter(obj, _.negate(cb(predicate)), context);

      // Determine whether all of the elements match a truth test.
      // Aliased as `all`.
      _.every = _.all = function (obj, predicate, context) {
        predicate = cb(predicate, context);
        var keys = !isArrayLike(obj) && _.keys(obj),
            length = (keys || obj).length;
        for (var index = 0; index < length; index++) {
          var currentKey = keys ? keys[index] : index;
          if (!predicate(obj[currentKey], currentKey, obj)) return false;
        return true;

      // Determine if at least one element in the object matches a truth test.
      // Aliased as `any`.
      _.some = _.any = function (obj, predicate, context) {
        predicate = cb(predicate, context);
        var keys = !isArrayLike(obj) && _.keys(obj),
            length = (keys || obj).length;
        for (var index = 0; index < length; index++) {
          var currentKey = keys ? keys[index] : index;
          if (predicate(obj[currentKey], currentKey, obj)) return true;
        return false;

      // Determine if the array or object contains a given item (using `===`).
      // Aliased as `includes` and `include`.
      _.contains = _.includes = _.include = function (obj, item, fromIndex, guard) {
        if (!isArrayLike(obj)) obj = _.values(obj);
        if (typeof fromIndex != 'number' || guard) fromIndex = 0;
        return _.indexOf(obj, item, fromIndex) >= 0;

      // Invoke a method (with arguments) on every item in a collection.
      _.invoke = function (obj, method) {
        var args =, 2);
        var isFunc = _.isFunction(method);
        return, function (value) {
          var func = isFunc ? method : value[method];
          return func == null ? func : func.apply(value, args);

      // Convenience version of a common use case of `map`: fetching a property.
      _.pluck = function (obj, key) {

      // Convenience version of a common use case of `filter`: selecting only objects
      // containing specific `key:value` pairs.
      _.where = function (obj, attrs) {
        return _.filter(obj, _.matcher(attrs));

      // Convenience version of a common use case of `find`: getting the first object
      // containing specific `key:value` pairs.
      _.findWhere = function (obj, attrs) {
        return _.find(obj, _.matcher(attrs));

      // Return the maximum element (or element-based computation).
      _.max = function (obj, iteratee, context) {
        var result = -Infinity,
            lastComputed = -Infinity,
        if (iteratee == null && obj != null) {
          obj = isArrayLike(obj) ? obj : _.values(obj);
          for (var i = 0, length = obj.length; i < length; i++) {
            value = obj[i];
            if (value > result) {
              result = value;
        } else {
          iteratee = cb(iteratee, context);
          _.each(obj, function (value, index, list) {
            computed = iteratee(value, index, list);
            if (computed > lastComputed || computed === -Infinity && result === -Infinity) {
              result = value;
              lastComputed = computed;
        return result;

      // Return the minimum element (or element-based computation).
      _.min = function (obj, iteratee, context) {
        var result = Infinity,
            lastComputed = Infinity,
        if (iteratee == null && obj != null) {
          obj = isArrayLike(obj) ? obj : _.values(obj);
          for (var i = 0, length = obj.length; i < length; i++) {
            value = obj[i];
            if (value < result) {
              result = value;
        } else {
          iteratee = cb(iteratee, context);
          _.each(obj, function (value, index, list) {
            computed = iteratee(value, index, list);
            if (computed < lastComputed || computed === Infinity && result === Infinity) {
              result = value;
              lastComputed = computed;
        return result;

      // Shuffle a collection, using the modern version of the
      // [Fisher-Yates shuffle](–Yates_shuffle).
      _.shuffle = function (obj) {
        var set = isArrayLike(obj) ? obj : _.values(obj);
        var length = set.length;
        var shuffled = Array(length);
        for (var index = 0, rand; index < length; index++) {
          rand = _.random(0, index);
          if (rand !== index) shuffled[index] = shuffled[rand];
          shuffled[rand] = set[index];
        return shuffled;

      // Sample **n** random values from a collection.
      // If **n** is not specified, returns a single random element.
      // The internal `guard` argument allows it to work with `map`.
      _.sample = function (obj, n, guard) {
        if (n == null || guard) {
          if (!isArrayLike(obj)) obj = _.values(obj);
          return obj[_.random(obj.length - 1)];
        return _.shuffle(obj).slice(0, Math.max(0, n));

      // Sort the object's values by a criterion produced by an iteratee.
      _.sortBy = function (obj, iteratee, context) {
        iteratee = cb(iteratee, context);
        return _.pluck(, function (value, index, list) {
          return {
            value: value,
            index: index,
            criteria: iteratee(value, index, list)
        }).sort(function (left, right) {
          var a = left.criteria;
          var b = right.criteria;
          if (a !== b) {
            if (a > b || a === void 0) return 1;
            if (a < b || b === void 0) return -1;
          return left.index - right.index;
        }), 'value');

      // An internal function used for aggregate "group by" operations.
      var group = function group(behavior) {
        return function (obj, iteratee, context) {
          var result = {};
          iteratee = cb(iteratee, context);
          _.each(obj, function (value, index) {
            var key = iteratee(value, index, obj);
            behavior(result, value, key);
          return result;

      // Groups the object's values by a criterion. Pass either a string attribute
      // to group by, or a function that returns the criterion.
      _.groupBy = group(function (result, value, key) {
        if (_.has(result, key)) result[key].push(value);else result[key] = [value];

      // Indexes the object's values by a criterion, similar to `groupBy`, but for
      // when you know that your index values will be unique.
      _.indexBy = group(function (result, value, key) {
        result[key] = value;

      // Counts instances of an object that group by a certain criterion. Pass
      // either a string attribute to count by, or a function that returns the
      // criterion.
      _.countBy = group(function (result, value, key) {
        if (_.has(result, key)) result[key]++;else result[key] = 1;

      // Safely create a real, live array from anything iterable.
      _.toArray = function (obj) {
        if (!obj) return [];
        if (_.isArray(obj)) return;
        if (isArrayLike(obj)) return, _.identity);
        return _.values(obj);

      // Return the number of elements in an object.
      _.size = function (obj) {
        if (obj == null) return 0;
        return isArrayLike(obj) ? obj.length : _.keys(obj).length;

      // Split a collection into two arrays: one whose elements all satisfy the given
      // predicate, and one whose elements all do not satisfy the predicate.
      _.partition = function (obj, predicate, context) {
        predicate = cb(predicate, context);
        var pass = [],
            fail = [];
        _.each(obj, function (value, key, obj) {
          (predicate(value, key, obj) ? pass : fail).push(value);
        return [pass, fail];

      // Array Functions
      // ---------------

      // Get the first element of an array. Passing **n** will return the first N
      // values in the array. Aliased as `head` and `take`. The **guard** check
      // allows it to work with ``.
      _.first = _.head = _.take = function (array, n, guard) {
        if (array == null) return void 0;
        if (n == null || guard) return array[0];
        return _.initial(array, array.length - n);

      // Returns everything but the last entry of the array. Especially useful on
      // the arguments object. Passing **n** will return all the values in
      // the array, excluding the last N.
      _.initial = function (array, n, guard) {
        return, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));

      // Get the last element of an array. Passing **n** will return the last N
      // values in the array.
      _.last = function (array, n, guard) {
        if (array == null) return void 0;
        if (n == null || guard) return array[array.length - 1];
        return, Math.max(0, array.length - n));

      // Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
      // Especially useful on the arguments object. Passing an **n** will return
      // the rest N values in the array. = _.tail = _.drop = function (array, n, guard) {
        return, n == null || guard ? 1 : n);

      // Trim out all falsy values from an array.
      _.compact = function (array) {
        return _.filter(array, _.identity);

      // Internal implementation of a recursive `flatten` function.
      var flatten = function flatten(input, shallow, strict, startIndex) {
        var output = [],
            idx = 0;
        for (var i = startIndex || 0, length = getLength(input); i < length; i++) {
          var value = input[i];
          if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) {
            //flatten current level of array or arguments object
            if (!shallow) value = flatten(value, shallow, strict);
            var j = 0,
                len = value.length;
            output.length += len;
            while (j < len) {
              output[idx++] = value[j++];
          } else if (!strict) {
            output[idx++] = value;
        return output;

      // Flatten out an array, either recursively (by default), or just one level.
      _.flatten = function (array, shallow) {
        return flatten(array, shallow, false);

      // Return a version of the array that does not contain the specified value(s).
      _.without = function (array) {
        return _.difference(array,, 1));

      // Produce a duplicate-free version of the array. If the array has already
      // been sorted, you have the option of using a faster algorithm.
      // Aliased as `unique`.
      _.uniq = _.unique = function (array, isSorted, iteratee, context) {
        if (!_.isBoolean(isSorted)) {
          context = iteratee;
          iteratee = isSorted;
          isSorted = false;
        if (iteratee != null) iteratee = cb(iteratee, context);
        var result = [];
        var seen = [];
        for (var i = 0, length = getLength(array); i < length; i++) {
          var value = array[i],
              computed = iteratee ? iteratee(value, i, array) : value;
          if (isSorted) {
            if (!i || seen !== computed) result.push(value);
            seen = computed;
          } else if (iteratee) {
            if (!_.contains(seen, computed)) {
          } else if (!_.contains(result, value)) {
        return result;

      // Produce an array that contains the union: each distinct element from all of
      // the passed-in arrays.
      _.union = function () {
        return _.uniq(flatten(arguments, true, true));

      // Produce an array that contains every item shared between all the
      // passed-in arrays.
      _.intersection = function (array) {
        var result = [];
        var argsLength = arguments.length;
        for (var i = 0, length = getLength(array); i < length; i++) {
          var item = array[i];
          if (_.contains(result, item)) continue;
          for (var j = 1; j < argsLength; j++) {
            if (!_.contains(arguments[j], item)) break;
          if (j === argsLength) result.push(item);
        return result;

      // Take the difference between one array and a number of other arrays.
      // Only the elements present in just the first array will remain.
      _.difference = function (array) {
        var rest = flatten(arguments, true, true, 1);
        return _.filter(array, function (value) {
          return !_.contains(rest, value);

      // Zip together multiple lists into a single array -- elements that share
      // an index go together. = function () {
        return _.unzip(arguments);

      // Complement of Unzip accepts an array of arrays and groups
      // each array's elements on shared indices
      _.unzip = function (array) {
        var length = array && _.max(array, getLength).length || 0;
        var result = Array(length);

        for (var index = 0; index < length; index++) {
          result[index] = _.pluck(array, index);
        return result;

      // Converts lists into objects. Pass either a single array of `[key, value]`
      // pairs, or two parallel arrays of the same length -- one of keys, and one of
      // the corresponding values.
      _.object = function (list, values) {
        var result = {};
        for (var i = 0, length = getLength(list); i < length; i++) {
          if (values) {
            result[list[i]] = values[i];
          } else {
            result[list[i][0]] = list[i][1];
        return result;

      // Generator function to create the findIndex and findLastIndex functions
      function createPredicateIndexFinder(dir) {
        return function (array, predicate, context) {
          predicate = cb(predicate, context);
          var length = getLength(array);
          var index = dir > 0 ? 0 : length - 1;
          for (; index >= 0 && index < length; index += dir) {
            if (predicate(array[index], index, array)) return index;
          return -1;

      // Returns the first index on an array-like that passes a predicate test
      _.findIndex = createPredicateIndexFinder(1);
      _.findLastIndex = createPredicateIndexFinder(-1);

      // Use a comparator function to figure out the smallest index at which
      // an object should be inserted so as to maintain order. Uses binary search.
      _.sortedIndex = function (array, obj, iteratee, context) {
        iteratee = cb(iteratee, context, 1);
        var value = iteratee(obj);
        var low = 0,
            high = getLength(array);
        while (low < high) {
          var mid = Math.floor((low + high) / 2);
          if (iteratee(array[mid]) < value) low = mid + 1;else high = mid;
        return low;

      // Generator function to create the indexOf and lastIndexOf functions
      function createIndexFinder(dir, predicateFind, sortedIndex) {
        return function (array, item, idx) {
          var i = 0,
              length = getLength(array);
          if (typeof idx == 'number') {
            if (dir > 0) {
              i = idx >= 0 ? idx : Math.max(idx + length, i);
            } else {
              length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1;
          } else if (sortedIndex && idx && length) {
            idx = sortedIndex(array, item);
            return array[idx] === item ? idx : -1;
          if (item !== item) {
            idx = predicateFind(, i, length), _.isNaN);
            return idx >= 0 ? idx + i : -1;
          for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) {
            if (array[idx] === item) return idx;
          return -1;

      // Return the position of the first occurrence of an item in an array,
      // or -1 if the item is not included in the array.
      // If the array is large and already in sort order, pass `true`
      // for **isSorted** to use binary search.
      _.indexOf = createIndexFinder(1, _.findIndex, _.sortedIndex);
      _.lastIndexOf = createIndexFinder(-1, _.findLastIndex);

      // Generate an integer Array containing an arithmetic progression. A port of
      // the native Python `range()` function. See
      // [the Python documentation](
      _.range = function (start, stop, step) {
        if (stop == null) {
          stop = start || 0;
          start = 0;
        step = step || 1;

        var length = Math.max(Math.ceil((stop - start) / step), 0);
        var range = Array(length);

        for (var idx = 0; idx < length; idx++, start += step) {
          range[idx] = start;

        return range;

      // Function (ahem) Functions
      // ------------------

      // Determines whether to execute a function as a constructor
      // or a normal function with the provided arguments
      var executeBound = function executeBound(sourceFunc, boundFunc, context, callingContext, args) {
        if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
        var self = baseCreate(sourceFunc.prototype);
        var result = sourceFunc.apply(self, args);
        if (_.isObject(result)) return result;
        return self;

      // Create a function bound to a given object (assigning `this`, and arguments,
      // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
      // available.
      _.bind = function (func, context) {
        if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func,, 1));
        if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function');
        var args =, 2);
        var bound = function bound() {
          return executeBound(func, bound, context, this, args.concat(;
        return bound;

      // Partially apply a function by creating a version that has had some of its
      // arguments pre-filled, without changing its dynamic `this` context. _ acts
      // as a placeholder, allowing any combination of arguments to be pre-filled.
      _.partial = function (func) {
        var boundArgs =, 1);
        var bound = function bound() {
          var position = 0,
              length = boundArgs.length;
          var args = Array(length);
          for (var i = 0; i < length; i++) {
            args[i] = boundArgs[i] === _ ? arguments[position++] : boundArgs[i];
          while (position < arguments.length) {
          }return executeBound(func, bound, this, this, args);
        return bound;

      // Bind a number of an object's methods to that object. Remaining arguments
      // are the method names to be bound. Useful for ensuring that all callbacks
      // defined on an object belong to it.
      _.bindAll = function (obj) {
        var i,
            length = arguments.length,
        if (length <= 1) throw new Error('bindAll must be passed function names');
        for (i = 1; i < length; i++) {
          key = arguments[i];
          obj[key] = _.bind(obj[key], obj);
        return obj;

      // Memoize an expensive function by storing its results.
      _.memoize = function (func, hasher) {
        var memoize = function memoize(key) {
          var cache = memoize.cache;
          var address = '' + (hasher ? hasher.apply(this, arguments) : key);
          if (!_.has(cache, address)) cache[address] = func.apply(this, arguments);
          return cache[address];
        memoize.cache = {};
        return memoize;

      // Delays a function for the given number of milliseconds, and then calls
      // it with the arguments supplied.
      _.delay = function (func, wait) {
        var args =, 2);
        return setTimeout(function () {
          return func.apply(null, args);
        }, wait);

      // Defers a function, scheduling it to run after the current call stack has
      // cleared.
      _.defer = _.partial(_.delay, _, 1);

      // Returns a function, that, when invoked, will only be triggered at most once
      // during a given window of time. Normally, the throttled function will run
      // as much as it can, without ever going more than once per `wait` duration;
      // but if you'd like to disable the execution on the leading edge, pass
      // `{leading: false}`. To disable execution on the trailing edge, ditto.
      _.throttle = function (func, wait, options) {
        var context, args, result;
        var timeout = null;
        var previous = 0;
        if (!options) options = {};
        var later = function later() {
          previous = options.leading === false ? 0 :;
          timeout = null;
          result = func.apply(context, args);
          if (!timeout) context = args = null;
        return function () {
          var now =;
          if (!previous && options.leading === false) previous = now;
          var remaining = wait - (now - previous);
          context = this;
          args = arguments;
          if (remaining <= 0 || remaining > wait) {
            if (timeout) {
              timeout = null;
            previous = now;
            result = func.apply(context, args);
            if (!timeout) context = args = null;
          } else if (!timeout && options.trailing !== false) {
            timeout = setTimeout(later, remaining);
          return result;

      // Returns a function, that, as long as it continues to be invoked, will not
      // be triggered. The function will be called after it stops being called for
      // N milliseconds. If `immediate` is passed, trigger the function on the
      // leading edge, instead of the trailing.
      _.debounce = function (func, wait, immediate) {
        var timeout, args, context, timestamp, result;

        var later = function later() {
          var last = - timestamp;

          if (last < wait && last >= 0) {
            timeout = setTimeout(later, wait - last);
          } else {
            timeout = null;
            if (!immediate) {
              result = func.apply(context, args);
              if (!timeout) context = args = null;

        return function () {
          context = this;
          args = arguments;
          timestamp =;
          var callNow = immediate && !timeout;
          if (!timeout) timeout = setTimeout(later, wait);
          if (callNow) {
            result = func.apply(context, args);
            context = args = null;

          return result;

      // Returns the first function passed as an argument to the second,
      // allowing you to adjust arguments, run code before and after, and
      // conditionally execute the original function.
      _.wrap = function (func, wrapper) {
        return _.partial(wrapper, func);

      // Returns a negated version of the passed-in predicate.
      _.negate = function (predicate) {
        return function () {
          return !predicate.apply(this, arguments);

      // Returns a function that is the composition of a list of functions, each
      // consuming the return value of the function that follows.
      _.compose = function () {
        var args = arguments;
        var start = args.length - 1;
        return function () {
          var i = start;
          var result = args[start].apply(this, arguments);
          while (i--) {
            result = args[i].call(this, result);
          }return result;

      // Returns a function that will only be executed on and after the Nth call.
      _.after = function (times, func) {
        return function () {
          if (--times < 1) {
            return func.apply(this, arguments);

      // Returns a function that will only be executed up to (but not including) the Nth call.
      _.before = function (times, func) {
        var memo;
        return function () {
          if (--times > 0) {
            memo = func.apply(this, arguments);
          if (times <= 1) func = null;
          return memo;

      // Returns a function that will be executed at most one time, no matter how
      // often you call it. Useful for lazy initialization.
      _.once = _.partial(_.before, 2);

      // Object Functions
      // ----------------

      // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.
      var hasEnumBug = !{ toString: null }.propertyIsEnumerable('toString');
      var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString', 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];

      function collectNonEnumProps(obj, keys) {
        var nonEnumIdx = nonEnumerableProps.length;
        var constructor = obj.constructor;
        var proto = _.isFunction(constructor) && constructor.prototype || ObjProto;

        // Constructor is a special case.
        var prop = 'constructor';
        if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop);

        while (nonEnumIdx--) {
          prop = nonEnumerableProps[nonEnumIdx];
          if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) {

      // Retrieve the names of an object's own properties.
      // Delegates to **ECMAScript 5**'s native `Object.keys`
      _.keys = function (obj) {
        if (!_.isObject(obj)) return [];
        if (nativeKeys) return nativeKeys(obj);
        var keys = [];
        for (var key in obj) {
          if (_.has(obj, key)) keys.push(key);
        } // Ahem, IE < 9.
        if (hasEnumBug) collectNonEnumProps(obj, keys);
        return keys;

      // Retrieve all the property names of an object.
      _.allKeys = function (obj) {
        if (!_.isObject(obj)) return [];
        var keys = [];
        for (var key in obj) {
        } // Ahem, IE < 9.
        if (hasEnumBug) collectNonEnumProps(obj, keys);
        return keys;

      // Retrieve the values of an object's properties.
      _.values = function (obj) {
        var keys = _.keys(obj);
        var length = keys.length;
        var values = Array(length);
        for (var i = 0; i < length; i++) {
          values[i] = obj[keys[i]];
        return values;

      // Returns the results of applying the iteratee to each element of the object
      // In contrast to it returns an object
      _.mapObject = function (obj, iteratee, context) {
        iteratee = cb(iteratee, context);
        var keys = _.keys(obj),
            length = keys.length,
            results = {},
        for (var index = 0; index < length; index++) {
          currentKey = keys[index];
          results[currentKey] = iteratee(obj[currentKey], currentKey, obj);
        return results;

      // Convert an object into a list of `[key, value]` pairs.
      _.pairs = function (obj) {
        var keys = _.keys(obj);
        var length = keys.length;
        var pairs = Array(length);
        for (var i = 0; i < length; i++) {
          pairs[i] = [keys[i], obj[keys[i]]];
        return pairs;

      // Invert the keys and values of an object. The values must be serializable.
      _.invert = function (obj) {
        var result = {};
        var keys = _.keys(obj);
        for (var i = 0, length = keys.length; i < length; i++) {
          result[obj[keys[i]]] = keys[i];
        return result;

      // Return a sorted list of the function names available on the object.
      // Aliased as `methods`
      _.functions = _.methods = function (obj) {
        var names = [];
        for (var key in obj) {
          if (_.isFunction(obj[key])) names.push(key);
        return names.sort();

      // Extend a given object with all the properties in passed-in object(s).
      _.extend = createAssigner(_.allKeys);

      // Assigns a given object with all the own properties in the passed-in object(s)
      // (
      _.extendOwn = _.assign = createAssigner(_.keys);

      // Returns the first key on an object that passes a predicate test
      _.findKey = function (obj, predicate, context) {
        predicate = cb(predicate, context);
        var keys = _.keys(obj),
        for (var i = 0, length = keys.length; i < length; i++) {
          key = keys[i];
          if (predicate(obj[key], key, obj)) return key;

      // Return a copy of the object only containing the whitelisted properties.
      _.pick = function (object, oiteratee, context) {
        var result = {},
            obj = object,
        if (obj == null) return result;
        if (_.isFunction(oiteratee)) {
          keys = _.allKeys(obj);
          iteratee = optimizeCb(oiteratee, context);
        } else {
          keys = flatten(arguments, false, false, 1);
          iteratee = function iteratee(value, key, obj) {
            return key in obj;
          obj = Object(obj);
        for (var i = 0, length = keys.length; i < length; i++) {
          var key = keys[i];
          var value = obj[key];
          if (iteratee(value, key, obj)) result[key] = value;
        return result;

      // Return a copy of the object without the blacklisted properties.
      _.omit = function (obj, iteratee, context) {
        if (_.isFunction(iteratee)) {
          iteratee = _.negate(iteratee);
        } else {
          var keys =, false, false, 1), String);
          iteratee = function iteratee(value, key) {
            return !_.contains(keys, key);
        return _.pick(obj, iteratee, context);

      // Fill in a given object with default properties.
      _.defaults = createAssigner(_.allKeys, true);

      // Creates an object that inherits from the given prototype object.
      // If additional properties are provided then they will be added to the
      // created object.
      _.create = function (prototype, props) {
        var result = baseCreate(prototype);
        if (props) _.extendOwn(result, props);
        return result;

      // Create a (shallow-cloned) duplicate of an object.
      _.clone = function (obj) {
        if (!_.isObject(obj)) return obj;
        return _.isArray(obj) ? obj.slice() : _.extend({}, obj);

      // Invokes interceptor with the obj, and then returns obj.
      // The primary purpose of this method is to "tap into" a method chain, in
      // order to perform operations on intermediate results within the chain.
      _.tap = function (obj, interceptor) {
        return obj;

      // Returns whether an object has a given set of `key:value` pairs.
      _.isMatch = function (object, attrs) {
        var keys = _.keys(attrs),
            length = keys.length;
        if (object == null) return !length;
        var obj = Object(object);
        for (var i = 0; i < length; i++) {
          var key = keys[i];
          if (attrs[key] !== obj[key] || !(key in obj)) return false;
        return true;

      // Internal recursive comparison function for `isEqual`.
      var eq = function eq(a, b, aStack, bStack) {
        // Identical objects are equal. `0 === -0`, but they aren't identical.
        // See the [Harmony `egal` proposal](
        if (a === b) return a !== 0 || 1 / a === 1 / b;
        // A strict comparison is necessary because `null == undefined`.
        if (a == null || b == null) return a === b;
        // Unwrap any wrapped objects.
        if (a instanceof _) a = a._wrapped;
        if (b instanceof _) b = b._wrapped;
        // Compare `[[Class]]` names.
        var className =;
        if (className !== return false;
        switch (className) {
          // Strings, numbers, regular expressions, dates, and booleans are compared by value.
          case '[object RegExp]':
          // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i')
          case '[object String]':
            // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
            // equivalent to `new String("5")`.
            return '' + a === '' + b;
          case '[object Number]':
            // `NaN`s are equivalent, but non-reflexive.
            // Object(NaN) is equivalent to NaN
            if (+a !== +a) return +b !== +b;
            // An `egal` comparison is performed for other numeric values.
            return +a === 0 ? 1 / +a === 1 / b : +a === +b;
          case '[object Date]':
          case '[object Boolean]':
            // Coerce dates and booleans to numeric primitive values. Dates are compared by their
            // millisecond representations. Note that invalid dates with millisecond representations
            // of `NaN` are not equivalent.
            return +a === +b;

        var areArrays = className === '[object Array]';
        if (!areArrays) {
          if ((typeof a === 'undefined' ? 'undefined' : _typeof(a)) != 'object' || (typeof b === 'undefined' ? 'undefined' : _typeof(b)) != 'object') return false;

          // Objects with different constructors are not equivalent, but `Object`s or `Array`s
          // from different frames are.
          var aCtor = a.constructor,
              bCtor = b.constructor;
          if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor && _.isFunction(bCtor) && bCtor instanceof bCtor) && 'constructor' in a && 'constructor' in b) {
            return false;
        // Assume equality for cyclic structures. The algorithm for detecting cyclic
        // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.

        // Initializing stack of traversed objects.
        // It's done here since we only need them for objects and arrays comparison.
        aStack = aStack || [];
        bStack = bStack || [];
        var length = aStack.length;
        while (length--) {
          // Linear search. Performance is inversely proportional to the number of
          // unique nested structures.
          if (aStack[length] === a) return bStack[length] === b;

        // Add the first object to the stack of traversed objects.

        // Recursively compare objects and arrays.
        if (areArrays) {
          // Compare array lengths to determine if a deep comparison is necessary.
          length = a.length;
          if (length !== b.length) return false;
          // Deep compare the contents, ignoring non-numeric properties.
          while (length--) {
            if (!eq(a[length], b[length], aStack, bStack)) return false;
        } else {
          // Deep compare objects.
          var keys = _.keys(a),
          length = keys.length;
          // Ensure that both objects contain the same number of properties before comparing deep equality.
          if (_.keys(b).length !== length) return false;
          while (length--) {
            // Deep compare each member
            key = keys[length];
            if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false;
        // Remove the first object from the stack of traversed objects.
        return true;

      // Perform a deep comparison to check if two objects are equal.
      _.isEqual = function (a, b) {
        return eq(a, b);

      // Is a given array, string, or object empty?
      // An "empty" object has no enumerable own-properties.
      _.isEmpty = function (obj) {
        if (obj == null) return true;
        if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0;
        return _.keys(obj).length === 0;

      // Is a given value a DOM element?
      _.isElement = function (obj) {
        return !!(obj && obj.nodeType === 1);

      // Is a given value an array?
      // Delegates to ECMA5's native Array.isArray
      _.isArray = nativeIsArray || function (obj) {
        return === '[object Array]';

      // Is a given variable an object?
      _.isObject = function (obj) {
        var type = typeof obj === 'undefined' ? 'undefined' : _typeof(obj);
        return type === 'function' || type === 'object' && !!obj;

      // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError.
      _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error'], function (name) {
        _['is' + name] = function (obj) {
          return === '[object ' + name + ']';

      // Define a fallback version of the method in browsers (ahem, IE < 9), where
      // there isn't any inspectable "Arguments" type.
      if (!_.isArguments(arguments)) {
        _.isArguments = function (obj) {
          return _.has(obj, 'callee');

      // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8,
      // IE 11 (#1621), and in Safari 8 (#1929).
      if (typeof /./ != 'function' && (typeof Int8Array === 'undefined' ? 'undefined' : _typeof(Int8Array)) != 'object') {
        _.isFunction = function (obj) {
          return typeof obj == 'function' || false;

      // Is a given object a finite number?
      _.isFinite = function (obj) {
        return isFinite(obj) && !isNaN(parseFloat(obj));

      // Is the given value `NaN`? (NaN is the only number which does not equal itself).
      _.isNaN = function (obj) {
        return _.isNumber(obj) && obj !== +obj;

      // Is a given value a boolean?
      _.isBoolean = function (obj) {
        return obj === true || obj === false || === '[object Boolean]';

      // Is a given value equal to null?
      _.isNull = function (obj) {
        return obj === null;

      // Is a given variable undefined?
      _.isUndefined = function (obj) {
        return obj === void 0;

      // Shortcut function for checking if an object has a given property directly
      // on itself (in other words, not on a prototype).
      _.has = function (obj, key) {
        return obj != null &&, key);

      // Utility Functions
      // -----------------

      // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
      // previous owner. Returns a reference to the Underscore object.
      _.noConflict = function () {
        root._ = previousUnderscore;
        return this;

      // Keep the identity function around for default iteratees.
      _.identity = function (value) {
        return value;

      // Predicate-generating functions. Often useful outside of Underscore.
      _.constant = function (value) {
        return function () {
          return value;

      _.noop = function () {}; = property;

      // Generates a function for a given object that returns a given property.
      _.propertyOf = function (obj) {
        return obj == null ? function () {} : function (key) {
          return obj[key];

      // Returns a predicate for checking whether an object has a given set of
      // `key:value` pairs.
      _.matcher = _.matches = function (attrs) {
        attrs = _.extendOwn({}, attrs);
        return function (obj) {
          return _.isMatch(obj, attrs);

      // Run a function **n** times.
      _.times = function (n, iteratee, context) {
        var accum = Array(Math.max(0, n));
        iteratee = optimizeCb(iteratee, context, 1);
        for (var i = 0; i < n; i++) {
          accum[i] = iteratee(i);
        }return accum;

      // Return a random integer between min and max (inclusive).
      _.random = function (min, max) {
        if (max == null) {
          max = min;
          min = 0;
        return min + Math.floor(Math.random() * (max - min + 1));

      // A (possibly faster) way to get the current timestamp as an integer. = || function () {
        return new Date().getTime();

      // List of HTML entities for escaping.
      var escapeMap = {
        '&': '&amp;',
        '<': '&lt;',
        '>': '&gt;',
        '"': '&quot;',
        "'": '&#x27;',
        '`': '&#x60;'
      var unescapeMap = _.invert(escapeMap);

      // Functions for escaping and unescaping strings to/from HTML interpolation.
      var createEscaper = function createEscaper(map) {
        var escaper = function escaper(match) {
          return map[match];
        // Regexes for identifying a key that needs to be escaped
        var source = '(?:' + _.keys(map).join('|') + ')';
        var testRegexp = RegExp(source);
        var replaceRegexp = RegExp(source, 'g');
        return function (string) {
          string = string == null ? '' : '' + string;
          return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
      _.escape = createEscaper(escapeMap);
      _.unescape = createEscaper(unescapeMap);

      // If the value of the named `property` is a function then invoke it with the
      // `object` as context; otherwise, return it.
      _.result = function (object, property, fallback) {
        var value = object == null ? void 0 : object[property];
        if (value === void 0) {
          value = fallback;
        return _.isFunction(value) ? : value;

      // Generate a unique integer id (unique within the entire client session).
      // Useful for temporary DOM ids.
      var idCounter = 0;
      _.uniqueId = function (prefix) {
        var id = ++idCounter + '';
        return prefix ? prefix + id : id;

      // By default, Underscore uses ERB-style template delimiters, change the
      // following template settings to use alternative delimiters.
      _.templateSettings = {
        evaluate: /<%([\s\S]+?)%>/g,
        interpolate: /<%=([\s\S]+?)%>/g,
        escape: /<%-([\s\S]+?)%>/g

      // When customizing `templateSettings`, if you don't want to define an
      // interpolation, evaluation or escaping regex, we need one that is
      // guaranteed not to match.
      var noMatch = /(.)^/;

      // Certain characters need to be escaped so that they can be put into a
      // string literal.
      var escapes = {
        "'": "'",
        '\\': '\\',
        '\r': 'r',
        '\n': 'n',
        '\u2028': 'u2028',
        '\u2029': 'u2029'

      var escaper = /\\|'|\r|\n|\u2028|\u2029/g;

      var escapeChar = function escapeChar(match) {
        return '\\' + escapes[match];

      // JavaScript micro-templating, similar to John Resig's implementation.
      // Underscore templating handles arbitrary delimiters, preserves whitespace,
      // and correctly escapes quotes within interpolated code.
      // NB: `oldSettings` only exists for backwards compatibility.
      _.template = function (text, settings, oldSettings) {
        if (!settings && oldSettings) settings = oldSettings;
        settings = _.defaults({}, settings, _.templateSettings);

        // Combine delimiters into one regular expression via alternation.
        var matcher = RegExp([(settings.escape || noMatch).source, (settings.interpolate || noMatch).source, (settings.evaluate || noMatch).source].join('|') + '|$', 'g');

        // Compile the template source, escaping string literals appropriately.
        var index = 0;
        var source = "__p+='";
        text.replace(matcher, function (match, escape, interpolate, evaluate, offset) {
          source += text.slice(index, offset).replace(escaper, escapeChar);
          index = offset + match.length;

          if (escape) {
            source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
          } else if (interpolate) {
            source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
          } else if (evaluate) {
            source += "';\n" + evaluate + "\n__p+='";

          // Adobe VMs need the match returned to produce the correct offest.
          return match;
        source += "';\n";

        // If a variable is not specified, place data values in local scope.
        if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';

        source = "var __t,__p='',__j=Array.prototype.join," + "print=function(){,'');};\n" + source + 'return __p;\n';

        try {
          var render = new Function(settings.variable || 'obj', '_', source);
        } catch (e) {
          e.source = source;
          throw e;

        var template = function template(data) {
          return, data, _);

        // Provide the compiled source as a convenience for precompilation.
        var argument = settings.variable || 'obj';
        template.source = 'function(' + argument + '){\n' + source + '}';

        return template;

      // Add a "chain" function. Start chaining a wrapped Underscore object.
      _.chain = function (obj) {
        var instance = _(obj);
        instance._chain = true;
        return instance;

      // OOP
      // ---------------
      // If Underscore is called as a function, it returns a wrapped object that
      // can be used OO-style. This wrapper holds altered versions of all the
      // underscore functions. Wrapped objects may be chained.

      // Helper function to continue chaining intermediate results.
      var result = function result(instance, obj) {
        return instance._chain ? _(obj).chain() : obj;

      // Add your own custom functions to the Underscore object.
      _.mixin = function (obj) {
        _.each(_.functions(obj), function (name) {
          var func = _[name] = obj[name];
          _.prototype[name] = function () {
            var args = [this._wrapped];
            push.apply(args, arguments);
            return result(this, func.apply(_, args));

      // Add all of the Underscore functions to the wrapper object.

      // Add all mutator Array functions to the wrapper.
      _.each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function (name) {
        var method = ArrayProto[name];
        _.prototype[name] = function () {
          var obj = this._wrapped;
          method.apply(obj, arguments);
          if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0];
          return result(this, obj);

      // Add all accessor Array functions to the wrapper.
      _.each(['concat', 'join', 'slice'], function (name) {
        var method = ArrayProto[name];
        _.prototype[name] = function () {
          return result(this, method.apply(this._wrapped, arguments));

      // Extracts the result from a wrapped and chained object.
      _.prototype.value = function () {
        return this._wrapped;

      // Provide unwrapping proxy for some methods used in engine operations
      // such as arithmetic and JSON stringification.
      _.prototype.valueOf = _.prototype.toJSON = _.prototype.value;

      _.prototype.toString = function () {
        return '' + this._wrapped;

      // AMD registration happens at the end for compatibility with AMD loaders
      // that may not enforce next-turn semantics on modules. Even though general
      // practice for AMD registration is to be anonymous, underscore registers
      // as a named module because, like jQuery, it is a base library that is
      // popular enough to be bundled in a third party lib, but not be part of
      // an AMD load request. Those cases could generate an error when an
      // anonymous define() is called outside of a loader request.
      if (true) {
        !(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = function () {
          return _;
        }.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));

/***/ },
/* 6 */
/***/ function(module, exports, __webpack_require__) {

    'use strict';

    Object.defineProperty(exports, "__esModule", {
      value: true

    var _backbone = __webpack_require__(4);

    var _backbone2 = _interopRequireDefault(_backbone);

    function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

    var Overlay = _backbone2.default.View.extend({

      initialize: function initialize(options) {},

      fadeOut: function fadeOut(options) {


    exports.default = Overlay;

/***/ }
/******/ ]);