mambax7/smartfaq

//\/////
//\  overLIB Hide Form Plugin
//\  This file requires overLIB 4.00 or later.
//\
//\  Uses an iframe shim to mask system controls for IE v5.5 or higher as suggested in
//\  http://dotnetjunkies.com/weblog/jking/posts/488.aspx
//\
//\  overLIB 4.05 - You may not remove or change this notice.
//\  Copyright Erik Bosrup 1998-2004. All rights reserved.
//\  Contributors are listed on the homepage.
//\  See http://www.bosrup.com/web/overlib/ for details.
//   $Revision: 1.2 $                $Date: 2005/08/15 16:52:04 $
//\/////

if (typeof olInfo == 'undefined' || olInfo.simpleversion < 400) alert('overLIB 4.00 or later is required for the HideForm Plugin.');

// Function which generates the popup with an IFRAME shim
function generatePopUp(content) {
    if (!olIe4 || olOp || !olIe55 || (typeof o3_shadow != 'undefined' && o3_shadow) || (typeof o3_bubble != 'undefined' && o3_bubble)) return;

    var wd, ht, txt, zIdx = 0;

    wd = parseInt(o3_width);
    ht = over.offsetHeight;
    txt = bckDropSrc(wd, ht, zIdx++);
    txt += '<div style="position: absolute; top: 0; left: 0; width: ' + wd + 'px; z-index: ' + zIdx + ';">' + content + '</div>';
    layerWrite(txt);
}

// Code for the IFRAME which is used in other places
function bckDropSrc(width, height, Z) {
    return '<iframe frameborder="0" scrolling="no" src="" width="' + width + '" height="' + height + '" style="z-index: ' + Z + '; filter: Beta(Style=0,Opacity=0);"></iframe>';
}

// Hides SELECT boxes that will be under the popup
// Checking Gecko version number to try to include other browsers based on the Gecko engine
function hideSelectBox() {
    if (olNs4 || olOp || olIe55) return;
    var px, py, pw, ph, sx, sw, sy, sh, selEl, v;

    if (olIe4) v = 0;
    else {
        v = navigator.userAgent.match(/Gecko\/(\d{8})/i);
        if (!v) return;   // return if no string match
        v = parseInt(v[1]);
    }

    if (v < 20030624) {  // versions less than June 24, 2003 were earlier Netscape browsers
        px = parseInt(over.style.left);
        py = parseInt(over.style.top);
        pw = o3_width;
        ph = (o3_aboveheight ? parseInt(o3_aboveheight) : over.offsetHeight);
        selEl = (olIe4) ? o3_frame.document.all.tags("SELECT") : o3_frame.document.getElementsByTagName("SELECT");
        for (var i = 0; i < selEl.length; i++) {
            if (!olIe4 && selEl[i].size < 2) continue;  // Not IE and SELECT size is 1 or not specified
            sx = pageLocation(selEl[i], 'Left');
            sy = pageLocation(selEl[i], 'Top');
            sw = selEl[i].offsetWidth;
            sh = selEl[i].offsetHeight;
            if ((px + pw) < sx || px > (sx + sw) || (py + ph) < sy || py > (sy + sh)) continue;
            selEl[i].isHidden = 1;
            selEl[i].style.visibility = 'hidden';
        }
    }
}

// Shows previously hidden SELECT Boxes
function showSelectBox() {
    if (olNs4 || olOp || olIe55) return;
    var selEl, v;

    if (olIe4) v = 0;
    else {
        v = navigator.userAgent.match(/Gecko\/(\d{8})/i);
        if (!v) return;
        v = parseInt(v[1]);
    }

    if (v < 20030624) {
        selEl = (olIe4) ? o3_frame.document.all.tags("SELECT") : o3_frame.document.getElementsByTagName("SELECT");
        for (var i = 0; i < selEl.length; i++) {
            if (typeof selEl[i].isHidden != 'undefined' && selEl[i].isHidden) {
                selEl[i].isHidden = 0;
                selEl[i].style.visibility = 'visible';
            }
        }
    }
}

// function gets the total offset properties of an element
// this same function occurs in overlib_mark.js.
function pageLocation(o, t) {
    var x = 0

    while (o.offsetParent) {
        x += o['offset' + t]
        o = o.offsetParent
    }

    x += o['offset' + t]

    return x
}

// reset mouse move routine for NS7 but not NS7.1,Opera, or IE5.5+
// It also bypasses Netscape 6 since the modifications mess up the display of popups
// and don't work anyways.
// Modify mouse move routine while loading so that hideSelectBox()
// can be called from the correct location
if (!(olNs4 || olOp || olIe55 || navigator.userAgent.indexOf('Netscape6') != -1)) {
    var MMStr = olMouseMove.toString();
    var strRe = /(if\s*\(o3_allowmove\s*==\s*1.*\)\s*)/;
    var f = MMStr.match(strRe);

    if (f) {
        var ls = MMStr.search(strRe);
        ls += f[1].length;
        var le = MMStr.substring(ls).search(/[;|}]\n/);
        MMStr = MMStr.substring(0, ls) + ' { runHook("placeLayer",FREPLACE); if(olHideForm) hideSelectBox(); ' + MMStr.substring(ls + (le != -1 ? le + 3 : 0));
        document.writeln('<script type="text/javascript">\n<!--\n' + MMStr + '\n//-->\n</' + 'script>');
    }

    f = capExtent.onmousemove.toString().match(/function[ ]+(\w*)\(/);
    if (f && f[1] != 'annoymous') capExtent.onmousemove = olMouseMove;
}


////////
// PLUGIN REGISTRATIONS
////////
registerHook("createPopup", generatePopUp, FAFTER);
registerHook("hideObject", showSelectBox, FAFTER);
olHideForm = 1;