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application/modules/xbanners/assets/js/cycle.js

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/*!
 * jQuery Cycle Plugin (with Transition Definitions)
 * Examples and documentation at: http://jquery.malsup.com/cycle/
 * Copyright (c) 2007-2009 M. Alsup
 * Version: 2.71 (11-AUG-2009)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 * Requires: jQuery v1.2.6 or later
 *
 * Originally based on the work of:
 *    1) Matt Oakes
 *    2) Torsten Baldes (http://medienfreunde.com/lab/innerfade/)
 *    3) Benjamin Sterling (http://www.benjaminsterling.com/experiments/jqShuffle/)
 */
;(function($) {

var ver = '2.71';

// if $.support is not defined (pre jQuery 1.3) add what I need
if ($.support == undefined) {
    $.support = {
        opacity: !($.browser.msie)
    };
}

function log() {
    if (window.console && window.console.log)
        window.console.log('[cycle] ' + Array.prototype.join.call(arguments,' '));
    //$('body').append('<div>'+Array.prototype.join.call(arguments,' ')+'</div>');
};

// the options arg can be...
//   a number  - indicates an immediate transition should occur to the given slide index
//   a string  - 'stop', 'pause', 'resume', or the name of a transition effect (ie, 'fade', 'zoom', etc)
//   an object - properties to control the slideshow
//
// the arg2 arg can be...
//   the name of an fx (only used in conjunction with a numeric value for 'options')
//   the value true (only used in conjunction with a options == 'resume') and indicates
//     that the resume should occur immediately (not wait for next timeout)

$.fn.cycle = function(options, arg2) {
    var o = { s: this.selector, c: this.context };

    // in 1.3+ we can fix mistakes with the ready state
    if (this.length === 0 && options != 'stop') {
        if (!$.isReady && o.s) {
            log('DOM not ready, queuing slideshow');
            $(function() {
                $(o.s,o.c).cycle(options,arg2);
            });
            return this;
        }
        // is your DOM ready?  http://docs.jquery.com/Tutorials:Introducing_$(document).ready()
        log('terminating; zero elements found by selector' + ($.isReady ? '' : ' (DOM not ready)'));
        return this;
    }

    // iterate the matched nodeset
    return this.each(function() {
        var opts = handleArguments(this, options, arg2);
        if (opts === false)
            return;

        // stop existing slideshow for this container (if there is one)
        if (this.cycleTimeout)
            clearTimeout(this.cycleTimeout);
        this.cycleTimeout = this.cyclePause = 0;

        var $cont = $(this);
        var $slides = opts.slideExpr ? $(opts.slideExpr, this) : $cont.children();
        var els = $slides.get();
        if (els.length < 2) {
            log('terminating; too few slides: ' + els.length);
            return;
        }

        var opts2 = buildOptions($cont, $slides, els, opts, o);
        if (opts2 === false)
            return;

        // if it's an auto slideshow, kick it off
        if (opts2.timeout || opts2.continuous)
            this.cycleTimeout = setTimeout(function(){go(els,opts2,0,!opts2.rev)},
                opts2.continuous ? 10 : opts2.timeout + (opts2.delay||0));
    });
};

// process the args that were passed to the plugin fn
function handleArguments(cont, options, arg2) {
    if (cont.cycleStop == undefined)
        cont.cycleStop = 0;
    if (options === undefined || options === null)
        options = {};
    if (options.constructor == String) {
        switch(options) {
        case 'stop':
            cont.cycleStop++; // callbacks look for change
            if (cont.cycleTimeout)
                clearTimeout(cont.cycleTimeout);
            cont.cycleTimeout = 0;
            $(cont).removeData('cycle.opts');
            return false;
        case 'pause':
            cont.cyclePause = 1;
            return false;
        case 'resume':
            cont.cyclePause = 0;
            if (arg2 === true) { // resume now!
                options = $(cont).data('cycle.opts');
                if (!options) {
                    log('options not found, can not resume');
                    return false;
                }
                if (cont.cycleTimeout) {
                    clearTimeout(cont.cycleTimeout);
                    cont.cycleTimeout = 0;
                }
                go(options.elements, options, 1, 1);
            }
            return false;
        case 'prev':
        case 'next':
            var opts = $(cont).data('cycle.opts');
            if (!opts) {
                log('options not found, "prev/next" ignored');
                return false;
            }
            $.fn.cycle[options](opts);
            return false;
        default:
            options = { fx: options };
        };
        return options;
    }
    else if (options.constructor == Number) {
        // go to the requested slide
        var num = options;
        options = $(cont).data('cycle.opts');
        if (!options) {
            log('options not found, can not advance slide');
            return false;
        }
        if (num < 0 || num >= options.elements.length) {
            log('invalid slide index: ' + num);
            return false;
        }
        options.nextSlide = num;
        if (cont.cycleTimeout) {
            clearTimeout(cont.cycleTimeout);
            cont.cycleTimeout = 0;
        }
        if (typeof arg2 == 'string')
            options.oneTimeFx = arg2;
        go(options.elements, options, 1, num >= options.currSlide);
        return false;
    }
    return options;
};

function removeFilter(el, opts) {
    if (!$.support.opacity && opts.cleartype && el.style.filter) {
        try { el.style.removeAttribute('filter'); }
        catch(smother) {} // handle old opera versions
    }
};

// one-time initialization
function buildOptions($cont, $slides, els, options, o) {
    // support metadata plugin (v1.0 and v2.0)
    var opts = $.extend({}, $.fn.cycle.defaults, options || {}, $.metadata ? $cont.metadata() : $.meta ? $cont.data() : {});
    if (opts.autostop)
        opts.countdown = opts.autostopCount || els.length;

    var cont = $cont[0];
    $cont.data('cycle.opts', opts);
    opts.$cont = $cont;
    opts.stopCount = cont.cycleStop;
    opts.elements = els;
    opts.before = opts.before ? [opts.before] : [];
    opts.after = opts.after ? [opts.after] : [];
    opts.after.unshift(function(){ opts.busy=0; });

    // push some after callbacks
    if (!$.support.opacity && opts.cleartype)
        opts.after.push(function() { removeFilter(this, opts); });
    if (opts.continuous)
        opts.after.push(function() { go(els,opts,0,!opts.rev); });

    saveOriginalOpts(opts);

    // clearType corrections
    if (!$.support.opacity && opts.cleartype && !opts.cleartypeNoBg)
        clearTypeFix($slides);

    // container requires non-static position so that slides can be position within
    if ($cont.css('position') == 'static')
        $cont.css('position', 'relative');
    if (opts.width)
        $cont.width(opts.width);
    if (opts.height && opts.height != 'auto')
        $cont.height(opts.height);

    if (opts.startingSlide)
        opts.startingSlide = parseInt(opts.startingSlide);

    // if random, mix up the slide array
    if (opts.random) {
        opts.randomMap = [];
        for (var i = 0; i < els.length; i++)
            opts.randomMap.push(i);
        opts.randomMap.sort(function(a,b) {return Math.random() - 0.5;});
        opts.randomIndex = 0;
        opts.startingSlide = opts.randomMap[0];
    }
    else if (opts.startingSlide >= els.length)
        opts.startingSlide = 0; // catch bogus input
    opts.currSlide = opts.startingSlide = opts.startingSlide || 0;
    var first = opts.startingSlide;

    // set position and zIndex on all the slides
    $slides.css({position: 'absolute', top:0, left:0}).hide().each(function(i) {
        var z = first ? i >= first ? els.length - (i-first) : first-i : els.length-i;
        $(this).css('z-index', z)
    });

    // make sure first slide is visible
    $(els[first]).css('opacity',1).show(); // opacity bit needed to handle restart use case
    removeFilter(els[first], opts);

    // stretch slides
    if (opts.fit && opts.width)
        $slides.width(opts.width);
    if (opts.fit && opts.height && opts.height != 'auto')
        $slides.height(opts.height);

    // stretch container
    var reshape = opts.containerResize && !$cont.innerHeight();
    if (reshape) { // do this only if container has no size http://tinyurl.com/da2oa9
        var maxw = 0, maxh = 0;
        for(var j=0; j < els.length; j++) {
            var $e = $(els[j]), e = $e[0], w = $e.outerWidth(), h = $e.outerHeight();
            if (!w) w = e.offsetWidth;
            if (!h) h = e.offsetHeight;
            maxw = w > maxw ? w : maxw;
            maxh = h > maxh ? h : maxh;
        }
        if (maxw > 0 && maxh > 0)
            $cont.css({width:maxw+'px',height:maxh+'px'});
    }

    if (opts.pause)
        $cont.hover(function(){this.cyclePause++;},function(){this.cyclePause--;});

    if (supportMultiTransitions(opts) === false)
        return false;

    // run transition init fn
    if (!opts.multiFx) {
        var init = $.fn.cycle.transitions[opts.fx];
        if ($.isFunction(init))
            init($cont, $slides, opts);
        else if (opts.fx != 'custom' && !opts.multiFx) {
            log('unknown transition: ' + opts.fx,'; slideshow terminating');
            return false;
        }
    }

    // apparently a lot of people use image slideshows without height/width attributes on the images.
    // Cycle 2.50+ requires the sizing info for every slide; this block tries to deal with that.
    var requeue = false;
    options.requeueAttempts = options.requeueAttempts || 0;
    $slides.each(function() {
        // try to get height/width of each slide
        var $el = $(this);
        this.cycleH = (opts.fit && opts.height) ? opts.height : $el.height();
        this.cycleW = (opts.fit && opts.width) ? opts.width : $el.width();

        if ( $el.is('img') ) {
            // sigh..  sniffing, hacking, shrugging...  this crappy hack tries to account for what browsers do when
            // an image is being downloaded and the markup did not include sizing info (height/width attributes);
            // there seems to be some "default" sizes used in this situation
            var loadingIE    = ($.browser.msie  && this.cycleW == 28 && this.cycleH == 30 && !this.complete);
            var loadingFF    = ($.browser.mozilla && this.cycleW == 34 && this.cycleH == 19 && !this.complete);
            var loadingOp    = ($.browser.opera && ((this.cycleW == 42 && this.cycleH == 19) || (this.cycleW == 37 && this.cycleH == 17)) && !this.complete);
            var loadingOther = (this.cycleH == 0 && this.cycleW == 0 && !this.complete);
            // don't requeue for images that are still loading but have a valid size
            if (loadingIE || loadingFF || loadingOp || loadingOther) {
                if (o.s && opts.requeueOnImageNotLoaded && ++options.requeueAttempts < 100) { // track retry count so we don't loop forever
                    log(options.requeueAttempts,' - img slide not loaded, requeuing slideshow: ', this.src, this.cycleW, this.cycleH);
                    setTimeout(function() {$(o.s,o.c).cycle(options)}, opts.requeueTimeout);
                    requeue = true;
                    return false; // break each loop
                }
                else {
                    log('could not determine size of image: '+this.src, this.cycleW, this.cycleH);
                }
            }
        }
        return true;
    });

    if (requeue)
        return false;

    opts.cssBefore = opts.cssBefore || {};
    opts.animIn = opts.animIn || {};
    opts.animOut = opts.animOut || {};

    $slides.not(':eq('+first+')').css(opts.cssBefore);
    if (opts.cssFirst)
        $($slides[first]).css(opts.cssFirst);

    if (opts.timeout) {
        opts.timeout = parseInt(opts.timeout);
        // ensure that timeout and speed settings are sane
        if (opts.speed.constructor == String)
            opts.speed = $.fx.speeds[opts.speed] || parseInt(opts.speed);
        if (!opts.sync)
            opts.speed = opts.speed / 2;
        while((opts.timeout - opts.speed) < 250) // sanitize timeout
            opts.timeout += opts.speed;
    }
    if (opts.easing)
        opts.easeIn = opts.easeOut = opts.easing;
    if (!opts.speedIn)
        opts.speedIn = opts.speed;
    if (!opts.speedOut)
        opts.speedOut = opts.speed;

    opts.slideCount = els.length;
    opts.currSlide = opts.lastSlide = first;
    if (opts.random) {
        opts.nextSlide = opts.currSlide;
        if (++opts.randomIndex == els.length)
            opts.randomIndex = 0;
        opts.nextSlide = opts.randomMap[opts.randomIndex];
    }
    else
        opts.nextSlide = opts.startingSlide >= (els.length-1) ? 0 : opts.startingSlide+1;

    // fire artificial events
    var e0 = $slides[first];
    if (opts.before.length)
        opts.before[0].apply(e0, [e0, e0, opts, true]);
    if (opts.after.length > 1)
        opts.after[1].apply(e0, [e0, e0, opts, true]);

    if (opts.next)
        $(opts.next).bind(opts.prevNextEvent,function(){return advance(opts,opts.rev?-1:1)});
    if (opts.prev)
        $(opts.prev).bind(opts.prevNextEvent,function(){return advance(opts,opts.rev?1:-1)});
    if (opts.pager)
        buildPager(els,opts);

    exposeAddSlide(opts, els);

    return opts;
};

// save off original opts so we can restore after clearing state
function saveOriginalOpts(opts) {
    opts.original = { before: [], after: [] };
    opts.original.cssBefore = $.extend({}, opts.cssBefore);
    opts.original.cssAfter  = $.extend({}, opts.cssAfter);
    opts.original.animIn    = $.extend({}, opts.animIn);
    opts.original.animOut   = $.extend({}, opts.animOut);
    $.each(opts.before, function() { opts.original.before.push(this); });
    $.each(opts.after,  function() { opts.original.after.push(this); });
};

function supportMultiTransitions(opts) {
    var i, tx, txs = $.fn.cycle.transitions;
    // look for multiple effects
    if (opts.fx.indexOf(',') > 0) {
        opts.multiFx = true;
        opts.fxs = opts.fx.replace(/\s*/g,'').split(',');
        // discard any bogus effect names
        for (i=0; i < opts.fxs.length; i++) {
            var fx = opts.fxs[i];
            tx = txs[fx];
            if (!tx || !txs.hasOwnProperty(fx) || !$.isFunction(tx)) {
                log('discarding unknown transition: ',fx);
                opts.fxs.splice(i,1);
                i--;
            }
        }
        // if we have an empty list then we threw everything away!
        if (!opts.fxs.length) {
            log('No valid transitions named; slideshow terminating.');
            return false;
        }
    }
    else if (opts.fx == 'all') {  // auto-gen the list of transitions
        opts.multiFx = true;
        opts.fxs = [];
        for (p in txs) {
            tx = txs[p];
            if (txs.hasOwnProperty(p) && $.isFunction(tx))
                opts.fxs.push(p);
        }
    }
    if (opts.multiFx && opts.randomizeEffects) {
        // munge the fxs array to make effect selection random
        var r1 = Math.floor(Math.random() * 20) + 30;
        for (i = 0; i < r1; i++) {
            var r2 = Math.floor(Math.random() * opts.fxs.length);
            opts.fxs.push(opts.fxs.splice(r2,1)[0]);
        }
        log('randomized fx sequence: ',opts.fxs);
    }
    return true;
};

// provide a mechanism for adding slides after the slideshow has started
function exposeAddSlide(opts, els) {
    opts.addSlide = function(newSlide, prepend) {
        var $s = $(newSlide), s = $s[0];
        if (!opts.autostopCount)
            opts.countdown++;
        els[prepend?'unshift':'push'](s);
        if (opts.els)
            opts.els[prepend?'unshift':'push'](s); // shuffle needs this
        opts.slideCount = els.length;

        $s.css('position','absolute');
        $s[prepend?'prependTo':'appendTo'](opts.$cont);

        if (prepend) {
            opts.currSlide++;
            opts.nextSlide++;
        }

        if (!$.support.opacity && opts.cleartype && !opts.cleartypeNoBg)
            clearTypeFix($s);

        if (opts.fit && opts.width)
            $s.width(opts.width);
        if (opts.fit && opts.height && opts.height != 'auto')
            $slides.height(opts.height);
        s.cycleH = (opts.fit && opts.height) ? opts.height : $s.height();
        s.cycleW = (opts.fit && opts.width) ? opts.width : $s.width();

        $s.css(opts.cssBefore);

        if (opts.pager)
            $.fn.cycle.createPagerAnchor(els.length-1, s, $(opts.pager), els, opts);

        if ($.isFunction(opts.onAddSlide))
            opts.onAddSlide($s);
        else
            $s.hide(); // default behavior
    };
}

// reset internal state; we do this on every pass in order to support multiple effects
$.fn.cycle.resetState = function(opts, fx) {
    fx = fx || opts.fx;
    opts.before = []; opts.after = [];
    opts.cssBefore = $.extend({}, opts.original.cssBefore);
    opts.cssAfter  = $.extend({}, opts.original.cssAfter);
    opts.animIn    = $.extend({}, opts.original.animIn);
    opts.animOut   = $.extend({}, opts.original.animOut);
    opts.fxFn = null;
    $.each(opts.original.before, function() { opts.before.push(this); });
    $.each(opts.original.after,  function() { opts.after.push(this); });

    // re-init
    var init = $.fn.cycle.transitions[fx];
    if ($.isFunction(init))
        init(opts.$cont, $(opts.elements), opts);
};

// this is the main engine fn, it handles the timeouts, callbacks and slide index mgmt
function go(els, opts, manual, fwd) {
    // opts.busy is true if we're in the middle of an animation
    if (manual && opts.busy && opts.manualTrump) {
        // let manual transitions requests trump active ones
        $(els).stop(true,true);
        opts.busy = false;
    }
    // don't begin another timeout-based transition if there is one active
    if (opts.busy)
        return;

    var p = opts.$cont[0], curr = els[opts.currSlide], next = els[opts.nextSlide];

    // stop cycling if we have an outstanding stop request
    if (p.cycleStop != opts.stopCount || p.cycleTimeout === 0 && !manual)
        return;

    // check to see if we should stop cycling based on autostop options
    if (!manual && !p.cyclePause &&
        ((opts.autostop && (--opts.countdown <= 0)) ||
        (opts.nowrap && !opts.random && opts.nextSlide < opts.currSlide))) {
        if (opts.end)
            opts.end(opts);
        return;
    }

    // if slideshow is paused, only transition on a manual trigger
    if (manual || !p.cyclePause) {
        var fx = opts.fx;
        // keep trying to get the slide size if we don't have it yet
        curr.cycleH = curr.cycleH || $(curr).height();
        curr.cycleW = curr.cycleW || $(curr).width();
        next.cycleH = next.cycleH || $(next).height();
        next.cycleW = next.cycleW || $(next).width();

        // support multiple transition types
        if (opts.multiFx) {
            if (opts.lastFx == undefined || ++opts.lastFx >= opts.fxs.length)
                opts.lastFx = 0;
            fx = opts.fxs[opts.lastFx];
            opts.currFx = fx;
        }

        // one-time fx overrides apply to:  $('div').cycle(3,'zoom');
        if (opts.oneTimeFx) {
            fx = opts.oneTimeFx;
            opts.oneTimeFx = null;
        }

        $.fn.cycle.resetState(opts, fx);

        // run the before callbacks
        if (opts.before.length)
            $.each(opts.before, function(i,o) {
                if (p.cycleStop != opts.stopCount) return;
                o.apply(next, [curr, next, opts, fwd]);
            });

        // stage the after callacks
        var after = function() {
            $.each(opts.after, function(i,o) {
                if (p.cycleStop != opts.stopCount) return;
                o.apply(next, [curr, next, opts, fwd]);
            });
        };

        if (opts.nextSlide != opts.currSlide) {
            // get ready to perform the transition
            opts.busy = 1;
            if (opts.fxFn) // fx function provided?
                opts.fxFn(curr, next, opts, after, fwd);
            else if ($.isFunction($.fn.cycle[opts.fx])) // fx plugin ?
                $.fn.cycle[opts.fx](curr, next, opts, after);
            else
                $.fn.cycle.custom(curr, next, opts, after, manual && opts.fastOnEvent);
        }

        // calculate the next slide
        opts.lastSlide = opts.currSlide;
        if (opts.random) {
            opts.currSlide = opts.nextSlide;
            if (++opts.randomIndex == els.length)
                opts.randomIndex = 0;
            opts.nextSlide = opts.randomMap[opts.randomIndex];
        }
        else { // sequence
            var roll = (opts.nextSlide + 1) == els.length;
            opts.nextSlide = roll ? 0 : opts.nextSlide+1;
            opts.currSlide = roll ? els.length-1 : opts.nextSlide-1;
        }

        if (opts.pager)
            $.fn.cycle.updateActivePagerLink(opts.pager, opts.currSlide);
    }

    // stage the next transtion
    var ms = 0;
    if (opts.timeout && !opts.continuous)
        ms = getTimeout(curr, next, opts, fwd);
    else if (opts.continuous && p.cyclePause) // continuous shows work off an after callback, not this timer logic
        ms = 10;
    if (ms > 0)
        p.cycleTimeout = setTimeout(function(){ go(els, opts, 0, !opts.rev) }, ms);
};

// invoked after transition
$.fn.cycle.updateActivePagerLink = function(pager, currSlide) {
    $(pager).find('a').removeClass('activeSlide').filter('a:eq('+currSlide+')').addClass('activeSlide');
};

// calculate timeout value for current transition
function getTimeout(curr, next, opts, fwd) {
    if (opts.timeoutFn) {
        // call user provided calc fn
        var t = opts.timeoutFn(curr,next,opts,fwd);
        if (t !== false)
            return t;
    }
    return opts.timeout;
};

// expose next/prev function, caller must pass in state
$.fn.cycle.next = function(opts) { advance(opts, opts.rev?-1:1); };
$.fn.cycle.prev = function(opts) { advance(opts, opts.rev?1:-1);};

// advance slide forward or back
function advance(opts, val) {
    var els = opts.elements;
    var p = opts.$cont[0], timeout = p.cycleTimeout;
    if (timeout) {
        clearTimeout(timeout);
        p.cycleTimeout = 0;
    }
    if (opts.random && val < 0) {
        // move back to the previously display slide
        opts.randomIndex--;
        if (--opts.randomIndex == -2)
            opts.randomIndex = els.length-2;
        else if (opts.randomIndex == -1)
            opts.randomIndex = els.length-1;
        opts.nextSlide = opts.randomMap[opts.randomIndex];
    }
    else if (opts.random) {
        if (++opts.randomIndex == els.length)
            opts.randomIndex = 0;
        opts.nextSlide = opts.randomMap[opts.randomIndex];
    }
    else {
        opts.nextSlide = opts.currSlide + val;
        if (opts.nextSlide < 0) {
            if (opts.nowrap) return false;
            opts.nextSlide = els.length - 1;
        }
        else if (opts.nextSlide >= els.length) {
            if (opts.nowrap) return false;
            opts.nextSlide = 0;
        }
    }

    if ($.isFunction(opts.prevNextClick))
        opts.prevNextClick(val > 0, opts.nextSlide, els[opts.nextSlide]);
    go(els, opts, 1, val>=0);
    return false;
};

function buildPager(els, opts) {
    var $p = $(opts.pager);
    $.each(els, function(i,o) {
        $.fn.cycle.createPagerAnchor(i,o,$p,els,opts);
    });
   $.fn.cycle.updateActivePagerLink(opts.pager, opts.startingSlide);
};

$.fn.cycle.createPagerAnchor = function(i, el, $p, els, opts) {
    var a;
    if ($.isFunction(opts.pagerAnchorBuilder))
        a = opts.pagerAnchorBuilder(i,el);
    else
        a = '<a href="#">'+(i+1)+'</a>';
        
    if (!a)
        return;
    var $a = $(a);
    // don't reparent if anchor is in the dom
    if ($a.parents('body').length === 0) {
        var arr = [];
        if ($p.length > 1) {
            $p.each(function() {
                var $clone = $a.clone(true);
                $(this).append($clone);
                arr.push($clone);
            });
            $a = $(arr);
        }
        else {
            $a.appendTo($p);
        }
    }

    $a.bind(opts.pagerEvent, function(e) {
        e.preventDefault();
        opts.nextSlide = i;
        var p = opts.$cont[0], timeout = p.cycleTimeout;
        if (timeout) {
            clearTimeout(timeout);
            p.cycleTimeout = 0;
        }
        if ($.isFunction(opts.pagerClick))
            opts.pagerClick(opts.nextSlide, els[opts.nextSlide]);
        go(els,opts,1,opts.currSlide < i); // trigger the trans
        return false;
    });
    
    if (opts.pagerEvent != 'click')
        $a.click(function(){return false;}); // supress click
    
    if (opts.pauseOnPagerHover)
        $a.hover(function() { opts.$cont[0].cyclePause++; }, function() { opts.$cont[0].cyclePause--; } );
};

// helper fn to calculate the number of slides between the current and the next
$.fn.cycle.hopsFromLast = function(opts, fwd) {
    var hops, l = opts.lastSlide, c = opts.currSlide;
    if (fwd)
        hops = c > l ? c - l : opts.slideCount - l;
    else
        hops = c < l ? l - c : l + opts.slideCount - c;
    return hops;
};

// fix clearType problems in ie6 by setting an explicit bg color
// (otherwise text slides look horrible during a fade transition)
function clearTypeFix($slides) {
    function hex(s) {
        s = parseInt(s).toString(16);
        return s.length < 2 ? '0'+s : s;
    };
    function getBg(e) {
        for ( ; e && e.nodeName.toLowerCase() != 'html'; e = e.parentNode) {
            var v = $.css(e,'background-color');
            if (v.indexOf('rgb') >= 0 ) {
                var rgb = v.match(/\d+/g);
                return '#'+ hex(rgb[0]) + hex(rgb[1]) + hex(rgb[2]);
            }
            if (v && v != 'transparent')
                return v;
        }
        return '#ffffff';
    };
    $slides.each(function() { $(this).css('background-color', getBg(this)); });
};

// reset common props before the next transition
$.fn.cycle.commonReset = function(curr,next,opts,w,h,rev) {
    $(opts.elements).not(curr).hide();
    opts.cssBefore.opacity = 1;
    opts.cssBefore.display = 'block';
    if (w !== false && next.cycleW > 0)
        opts.cssBefore.width = next.cycleW;
    if (h !== false && next.cycleH > 0)
        opts.cssBefore.height = next.cycleH;
    opts.cssAfter = opts.cssAfter || {};
    opts.cssAfter.display = 'none';
    $(curr).css('zIndex',opts.slideCount + (rev === true ? 1 : 0));
    $(next).css('zIndex',opts.slideCount + (rev === true ? 0 : 1));
};

// the actual fn for effecting a transition
$.fn.cycle.custom = function(curr, next, opts, cb, speedOverride) {
    var $l = $(curr), $n = $(next);
    var speedIn = opts.speedIn, speedOut = opts.speedOut, easeIn = opts.easeIn, easeOut = opts.easeOut;
    $n.css(opts.cssBefore);
    if (speedOverride) {
        if (typeof speedOverride == 'number')
            speedIn = speedOut = speedOverride;
        else
            speedIn = speedOut = 1;
        easeIn = easeOut = null;
    }
    var fn = function() {$n.animate(opts.animIn, speedIn, easeIn, cb)};
    $l.animate(opts.animOut, speedOut, easeOut, function() {
        if (opts.cssAfter) $l.css(opts.cssAfter);
        if (!opts.sync) fn();
    });
    if (opts.sync) fn();
};

// transition definitions - only fade is defined here, transition pack defines the rest
$.fn.cycle.transitions = {
    fade: function($cont, $slides, opts) {
        $slides.not(':eq('+opts.currSlide+')').css('opacity',0);
        opts.before.push(function(curr,next,opts) {
            $.fn.cycle.commonReset(curr,next,opts);
            opts.cssBefore.opacity = 0;
        });
        opts.animIn       = { opacity: 1 };
        opts.animOut   = { opacity: 0 };
        opts.cssBefore = { top: 0, left: 0 };
    }
};

$.fn.cycle.ver = function() { return ver; };

// override these globally if you like (they are all optional)
$.fn.cycle.defaults = {
    fx:              'fade', // name of transition effect (or comma separated names, ex: fade,scrollUp,shuffle)
    timeout:       4000,  // milliseconds between slide transitions (0 to disable auto advance)
    timeoutFn:     null,  // callback for determining per-slide timeout value:  function(currSlideElement, nextSlideElement, options, forwardFlag)
    continuous:       0,      // true to start next transition immediately after current one completes
    speed:           1000,  // speed of the transition (any valid fx speed value)
    speedIn:       null,  // speed of the 'in' transition
    speedOut:       null,  // speed of the 'out' transition
    next:           null,  // selector for element to use as click trigger for next slide
    prev:           null,  // selector for element to use as click trigger for previous slide
    prevNextClick: null,  // callback fn for prev/next clicks:    function(isNext, zeroBasedSlideIndex, slideElement)
    prevNextEvent:'click',// event which drives the manual transition to the previous or next slide
    pager:           null,  // selector for element to use as pager container
    pagerClick:       null,  // callback fn for pager clicks:    function(zeroBasedSlideIndex, slideElement)
    pagerEvent:      'click', // name of event which drives the pager navigation
    pagerAnchorBuilder: null, // callback fn for building anchor links:  function(index, DOMelement)
    before:           null,  // transition callback (scope set to element to be shown):     function(currSlideElement, nextSlideElement, options, forwardFlag)
    after:           null,  // transition callback (scope set to element that was shown):  function(currSlideElement, nextSlideElement, options, forwardFlag)
    end:           null,  // callback invoked when the slideshow terminates (use with autostop or nowrap options): function(options)
    easing:           null,  // easing method for both in and out transitions
    easeIn:           null,  // easing for "in" transition
    easeOut:       null,  // easing for "out" transition
    shuffle:       null,  // coords for shuffle animation, ex: { top:15, left: 200 }
    animIn:           null,  // properties that define how the slide animates in
    animOut:       null,  // properties that define how the slide animates out
    cssBefore:       null,  // properties that define the initial state of the slide before transitioning in
    cssAfter:       null,  // properties that defined the state of the slide after transitioning out
    fxFn:           null,  // function used to control the transition: function(currSlideElement, nextSlideElement, options, afterCalback, forwardFlag)
    height:          'auto', // container height
    startingSlide: 0,      // zero-based index of the first slide to be displayed
    sync:           1,      // true if in/out transitions should occur simultaneously
    random:           0,      // true for random, false for sequence (not applicable to shuffle fx)
    fit:           0,      // force slides to fit container
    containerResize: 1,      // resize container to fit largest slide
    pause:           0,      // true to enable "pause on hover"
    pauseOnPagerHover: 0, // true to pause when hovering over pager link
    autostop:       0,      // true to end slideshow after X transitions (where X == slide count)
    autostopCount: 0,      // number of transitions (optionally used with autostop to define X)
    delay:           0,      // additional delay (in ms) for first transition (hint: can be negative)
    slideExpr:       null,  // expression for selecting slides (if something other than all children is required)
    cleartype:       !$.support.opacity,  // true if clearType corrections should be applied (for IE)
    cleartypeNoBg: false, // set to true to disable extra cleartype fixing (leave false to force background color setting on slides)
    nowrap:           0,      // true to prevent slideshow from wrapping
    fastOnEvent:   0,      // force fast transitions when triggered manually (via pager or prev/next); value == time in ms
    randomizeEffects: 1,  // valid when multiple effects are used; true to make the effect sequence random
    rev:           0,     // causes animations to transition in reverse
    manualTrump:   true,  // causes manual transition to stop an active transition instead of being ignored
    requeueOnImageNotLoaded: true, // requeue the slideshow if any image slides are not yet loaded
    requeueTimeout: 250   // ms delay for requeue
};

})(jQuery);


/*!
 * jQuery Cycle Plugin Transition Definitions
 * This script is a plugin for the jQuery Cycle Plugin
 * Examples and documentation at: http://malsup.com/jquery/cycle/
 * Copyright (c) 2007-2008 M. Alsup
 * Version:     2.52
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 */
(function($) {

//
// These functions define one-time slide initialization for the named
// transitions. To save file size feel free to remove any of these that you
// don't need.
//

// scrollUp/Down/Left/Right
$.fn.cycle.transitions.scrollUp = function($cont, $slides, opts) {
    $cont.css('overflow','hidden');
    opts.before.push($.fn.cycle.commonReset);
    var h = $cont.height();
    opts.cssBefore ={ top: h, left: 0 };
    opts.cssFirst = { top: 0 };
    opts.animIn      = { top: 0 };
    opts.animOut  = { top: -h };
};
$.fn.cycle.transitions.scrollDown = function($cont, $slides, opts) {
    $cont.css('overflow','hidden');
    opts.before.push($.fn.cycle.commonReset);
    var h = $cont.height();
    opts.cssFirst = { top: 0 };
    opts.cssBefore= { top: -h, left: 0 };
    opts.animIn      = { top: 0 };
    opts.animOut  = { top: h };
};
$.fn.cycle.transitions.scrollLeft = function($cont, $slides, opts) {
    $cont.css('overflow','hidden');
    opts.before.push($.fn.cycle.commonReset);
    var w = $cont.width();
    opts.cssFirst = { left: 0 };
    opts.cssBefore= { left: w, top: 0 };
    opts.animIn      = { left: 0 };
    opts.animOut  = { left: 0-w };
};
$.fn.cycle.transitions.scrollRight = function($cont, $slides, opts) {
    $cont.css('overflow','hidden');
    opts.before.push($.fn.cycle.commonReset);
    var w = $cont.width();
    opts.cssFirst = { left: 0 };
    opts.cssBefore= { left: -w, top: 0 };
    opts.animIn      = { left: 0 };
    opts.animOut  = { left: w };
};
$.fn.cycle.transitions.scrollHorz = function($cont, $slides, opts) {
    $cont.css('overflow','hidden').width();
    opts.before.push(function(curr, next, opts, fwd) {
        $.fn.cycle.commonReset(curr,next,opts);
        opts.cssBefore.left = fwd ? (next.cycleW-1) : (1-next.cycleW);
        opts.animOut.left = fwd ? -curr.cycleW : curr.cycleW;
    });
    opts.cssFirst = { left: 0 };
    opts.cssBefore= { top: 0 };
    opts.animIn   = { left: 0 };
    opts.animOut  = { top: 0 };
};
$.fn.cycle.transitions.scrollVert = function($cont, $slides, opts) {
    $cont.css('overflow','hidden');
    opts.before.push(function(curr, next, opts, fwd) {
        $.fn.cycle.commonReset(curr,next,opts);
        opts.cssBefore.top = fwd ? (1-next.cycleH) : (next.cycleH-1);
        opts.animOut.top = fwd ? curr.cycleH : -curr.cycleH;
    });
    opts.cssFirst = { top: 0 };
    opts.cssBefore= { left: 0 };
    opts.animIn   = { top: 0 };
    opts.animOut  = { left: 0 };
};

// slideX/slideY
$.fn.cycle.transitions.slideX = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $(opts.elements).not(curr).hide();
        $.fn.cycle.commonReset(curr,next,opts,false,true);
        opts.animIn.width = next.cycleW;
    });
    opts.cssBefore = { left: 0, top: 0, width: 0 };
    opts.animIn     = { width: 'show' };
    opts.animOut = { width: 0 };
};
$.fn.cycle.transitions.slideY = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $(opts.elements).not(curr).hide();
        $.fn.cycle.commonReset(curr,next,opts,true,false);
        opts.animIn.height = next.cycleH;
    });
    opts.cssBefore = { left: 0, top: 0, height: 0 };
    opts.animIn     = { height: 'show' };
    opts.animOut = { height: 0 };
};

// shuffle
$.fn.cycle.transitions.shuffle = function($cont, $slides, opts) {
    var i, w = $cont.css('overflow', 'visible').width();
    $slides.css({left: 0, top: 0});
    opts.before.push(function(curr,next,opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,true,true);
    });
    opts.speed = opts.speed / 2; // shuffle has 2 transitions
    opts.random = 0;
    opts.shuffle = opts.shuffle || {left:-w, top:15};
    opts.els = [];
    for (i=0; i < $slides.length; i++)
        opts.els.push($slides[i]);

    for (i=0; i < opts.currSlide; i++)
        opts.els.push(opts.els.shift());

    // custom transition fn (hat tip to Benjamin Sterling for this bit of sweetness!)
    opts.fxFn = function(curr, next, opts, cb, fwd) {
        var $el = fwd ? $(curr) : $(next);
        $(next).css(opts.cssBefore);
        var count = opts.slideCount;
        $el.animate(opts.shuffle, opts.speedIn, opts.easeIn, function() {
            var hops = $.fn.cycle.hopsFromLast(opts, fwd);
            for (var k=0; k < hops; k++)
                fwd ? opts.els.push(opts.els.shift()) : opts.els.unshift(opts.els.pop());
            if (fwd) {
                for (var i=0, len=opts.els.length; i < len; i++)
                    $(opts.els[i]).css('z-index', len-i+count);
            }
            else {
                var z = $(curr).css('z-index');
                $el.css('z-index', parseInt(z)+1+count);
            }
            $el.animate({left:0, top:0}, opts.speedOut, opts.easeOut, function() {
                $(fwd ? this : curr).hide();
                if (cb) cb();
            });
        });
    };
    opts.cssBefore = { display: 'block', opacity: 1, top: 0, left: 0 };
};

// turnUp/Down/Left/Right
$.fn.cycle.transitions.turnUp = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,false);
        opts.cssBefore.top = next.cycleH;
        opts.animIn.height = next.cycleH;
    });
    opts.cssFirst  = { top: 0 };
    opts.cssBefore = { left: 0, height: 0 };
    opts.animIn       = { top: 0 };
    opts.animOut   = { height: 0 };
};
$.fn.cycle.transitions.turnDown = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,false);
        opts.animIn.height = next.cycleH;
        opts.animOut.top   = curr.cycleH;
    });
    opts.cssFirst  = { top: 0 };
    opts.cssBefore = { left: 0, top: 0, height: 0 };
    opts.animOut   = { height: 0 };
};
$.fn.cycle.transitions.turnLeft = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,false,true);
        opts.cssBefore.left = next.cycleW;
        opts.animIn.width = next.cycleW;
    });
    opts.cssBefore = { top: 0, width: 0  };
    opts.animIn       = { left: 0 };
    opts.animOut   = { width: 0 };
};
$.fn.cycle.transitions.turnRight = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,false,true);
        opts.animIn.width = next.cycleW;
        opts.animOut.left = curr.cycleW;
    });
    opts.cssBefore = { top: 0, left: 0, width: 0 };
    opts.animIn       = { left: 0 };
    opts.animOut   = { width: 0 };
};

// zoom
$.fn.cycle.transitions.zoom = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,false,false,true);
        opts.cssBefore.top = next.cycleH/2;
        opts.cssBefore.left = next.cycleW/2;
        opts.animIn       = { top: 0, left: 0, width: next.cycleW, height: next.cycleH };
        opts.animOut   = { width: 0, height: 0, top: curr.cycleH/2, left: curr.cycleW/2 };
    });
    opts.cssFirst = { top:0, left: 0 };
    opts.cssBefore = { width: 0, height: 0 };
};

// fadeZoom
$.fn.cycle.transitions.fadeZoom = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,false,false);
        opts.cssBefore.left = next.cycleW/2;
        opts.cssBefore.top = next.cycleH/2;
        opts.animIn    = { top: 0, left: 0, width: next.cycleW, height: next.cycleH };
    });
    opts.cssBefore = { width: 0, height: 0 };
    opts.animOut  = { opacity: 0 };
};

// blindX
$.fn.cycle.transitions.blindX = function($cont, $slides, opts) {
    var w = $cont.css('overflow','hidden').width();
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts);
        opts.animIn.width = next.cycleW;
        opts.animOut.left   = curr.cycleW;
    });
    opts.cssBefore = { left: w, top: 0 };
    opts.animIn = { left: 0 };
    opts.animOut  = { left: w };
};
// blindY
$.fn.cycle.transitions.blindY = function($cont, $slides, opts) {
    var h = $cont.css('overflow','hidden').height();
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts);
        opts.animIn.height = next.cycleH;
        opts.animOut.top   = curr.cycleH;
    });
    opts.cssBefore = { top: h, left: 0 };
    opts.animIn = { top: 0 };
    opts.animOut  = { top: h };
};
// blindZ
$.fn.cycle.transitions.blindZ = function($cont, $slides, opts) {
    var h = $cont.css('overflow','hidden').height();
    var w = $cont.width();
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts);
        opts.animIn.height = next.cycleH;
        opts.animOut.top   = curr.cycleH;
    });
    opts.cssBefore = { top: h, left: w };
    opts.animIn = { top: 0, left: 0 };
    opts.animOut  = { top: h, left: w };
};

// growX - grow horizontally from centered 0 width
$.fn.cycle.transitions.growX = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,false,true);
        opts.cssBefore.left = this.cycleW/2;
        opts.animIn = { left: 0, width: this.cycleW };
        opts.animOut = { left: 0 };
    });
    opts.cssBefore = { width: 0, top: 0 };
};
// growY - grow vertically from centered 0 height
$.fn.cycle.transitions.growY = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,false);
        opts.cssBefore.top = this.cycleH/2;
        opts.animIn = { top: 0, height: this.cycleH };
        opts.animOut = { top: 0 };
    });
    opts.cssBefore = { height: 0, left: 0 };
};

// curtainX - squeeze in both edges horizontally
$.fn.cycle.transitions.curtainX = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,false,true,true);
        opts.cssBefore.left = next.cycleW/2;
        opts.animIn = { left: 0, width: this.cycleW };
        opts.animOut = { left: curr.cycleW/2, width: 0 };
    });
    opts.cssBefore = { top: 0, width: 0 };
};
// curtainY - squeeze in both edges vertically
$.fn.cycle.transitions.curtainY = function($cont, $slides, opts) {
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,false,true);
        opts.cssBefore.top = next.cycleH/2;
        opts.animIn = { top: 0, height: next.cycleH };
        opts.animOut = { top: curr.cycleH/2, height: 0 };
    });
    opts.cssBefore = { left: 0, height: 0 };
};

// cover - curr slide covered by next slide
$.fn.cycle.transitions.cover = function($cont, $slides, opts) {
    var d = opts.direction || 'left';
    var w = $cont.css('overflow','hidden').width();
    var h = $cont.height();
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts);
        if (d == 'right')
            opts.cssBefore.left = -w;
        else if (d == 'up')
            opts.cssBefore.top = h;
        else if (d == 'down')
            opts.cssBefore.top = -h;
        else
            opts.cssBefore.left = w;
    });
    opts.animIn = { left: 0, top: 0};
    opts.animOut = { opacity: 1 };
    opts.cssBefore = { top: 0, left: 0 };
};

// uncover - curr slide moves off next slide
$.fn.cycle.transitions.uncover = function($cont, $slides, opts) {
    var d = opts.direction || 'left';
    var w = $cont.css('overflow','hidden').width();
    var h = $cont.height();
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,true,true);
        if (d == 'right')
            opts.animOut.left = w;
        else if (d == 'up')
            opts.animOut.top = -h;
        else if (d == 'down')
            opts.animOut.top = h;
        else
            opts.animOut.left = -w;
    });
    opts.animIn = { left: 0, top: 0 };
    opts.animOut = { opacity: 1 };
    opts.cssBefore = { top: 0, left: 0 };
};

// toss - move top slide and fade away
$.fn.cycle.transitions.toss = function($cont, $slides, opts) {
    var w = $cont.css('overflow','visible').width();
    var h = $cont.height();
    opts.before.push(function(curr, next, opts) {
        $.fn.cycle.commonReset(curr,next,opts,true,true,true);
        // provide default toss settings if animOut not provided
        if (!opts.animOut.left && !opts.animOut.top)
            opts.animOut = { left: w*2, top: -h/2, opacity: 0 };
        else
            opts.animOut.opacity = 0;
    });
    opts.cssBefore = { left: 0, top: 0 };
    opts.animIn = { left: 0 };
};

// wipe - clip animation
$.fn.cycle.transitions.wipe = function($cont, $slides, opts) {
    var w = $cont.css('overflow','hidden').width();
    var h = $cont.height();
    opts.cssBefore = opts.cssBefore || {};
    var clip;
    if (opts.clip) {
        if (/l2r/.test(opts.clip))
            clip = 'rect(0px 0px '+h+'px 0px)';
        else if (/r2l/.test(opts.clip))
            clip = 'rect(0px '+w+'px '+h+'px '+w+'px)';
        else if (/t2b/.test(opts.clip))
            clip = 'rect(0px '+w+'px 0px 0px)';
        else if (/b2t/.test(opts.clip))
            clip = 'rect('+h+'px '+w+'px '+h+'px 0px)';
        else if (/zoom/.test(opts.clip)) {
            var top = parseInt(h/2);
            var left = parseInt(w/2);
            clip = 'rect('+top+'px '+left+'px '+top+'px '+left+'px)';
        }
    }

    opts.cssBefore.clip = opts.cssBefore.clip || clip || 'rect(0px 0px 0px 0px)';

    var d = opts.cssBefore.clip.match(/(\d+)/g);
    var t = parseInt(d[0]), r = parseInt(d[1]), b = parseInt(d[2]), l = parseInt(d[3]);

    opts.before.push(function(curr, next, opts) {
        if (curr == next) return;
        var $curr = $(curr), $next = $(next);
        $.fn.cycle.commonReset(curr,next,opts,true,true,false);
        opts.cssAfter.display = 'block';

        var step = 1, count = parseInt((opts.speedIn / 13)) - 1;
        (function f() {
            var tt = t ? t - parseInt(step * (t/count)) : 0;
            var ll = l ? l - parseInt(step * (l/count)) : 0;
            var bb = b < h ? b + parseInt(step * ((h-b)/count || 1)) : h;
            var rr = r < w ? r + parseInt(step * ((w-r)/count || 1)) : w;
            $next.css({ clip: 'rect('+tt+'px '+rr+'px '+bb+'px '+ll+'px)' });
            (step++ <= count) ? setTimeout(f, 13) : $curr.css('display', 'none');
        })();
    });
    opts.cssBefore = { display: 'block', opacity: 1, top: 0, left: 0 };
    opts.animIn       = { left: 0 };
    opts.animOut   = { left: 0 };
};

})(jQuery);