/*

*/
<public:component>
<script type="text/javascript">
// IE5.5+ PNG Alpha Fix v2.0 Alpha
// (c) 2004-2009 Angus Turnbull http://www.twinhelix.com
// This is licensed under the GNU LGPL, version 2.1 or later.
// For details, see: http://creativecommons.org/licenses/LGPL/2.1/
var IEPNGFix = window.IEPNGFix || {};
IEPNGFix.data = IEPNGFix.data || {};
// CONFIG: blankImg is the path to blank.gif, *relative to the HTML document*.
// Try either:
// * An absolute path like:  '/images/blank.gif'
// * A path relative to this HTC file like:  thisFolder + 'blank.gif'
IEPNGFix.blankImg =  '';
IEPNGFix.fix = function(elm, src, t) {
    // Applies an image 'src' to an element 'elm' using the DirectX filter.
    // If 'src' is null, filter is disabled.
    // Disables the 'hook' to prevent infinite recursion on setting BG/src.
    // 't' = type, where background tile = 0, background = 1, IMG SRC = 2.
    var h = this.hook.enabled;
    this.hook.enabled = 0;
    var f = 'DXImageTransform.Microsoft.AlphaImageLoader';
        src = (src || '').replace(/\(/g, '%28').replace(/\)/g, '%29');
    if (
        src && !(/IMG|INPUT/.test(elm.nodeName) && (t != 2)) &&
        elm.currentStyle.width == 'auto' && elm.currentStyle.height == 'auto'
    ) {
        if (elm.offsetWidth) {
            elm.style.width = elm.offsetWidth + 'px';
        }
        if (elm.clientHeight) {
            elm.style.height = elm.clientHeight + 'px';
        }
        if (elm.currentStyle.display == 'inline') {
            elm.style.display = 'inline-block';
        }
    }
    if (t == 1) {
        elm.style.backgroundImage = 'url("' + this.blankImg + '")';
    }
    if (t == 2) {
        elm.src = this.blankImg;
    }
    if (elm.filters[f]) {
        elm.filters[f].enabled = src ? true : false;
        if (src) {
            elm.filters[f].src = src;
        }
    } else if (src) {
        elm.style.filter = 'progid:' + f + '(src="' + src +
            '",sizingMethod="' + (t == 2 ? 'scale' : 'crop') + '")';
    }
    this.hook.enabled = h;
};
IEPNGFix.process = function(elm, init) {
    // Checks the onpropertychange event (on first 'init' run, a fake event)
    // and calls the filter-applying-functions.
    if (
        !/MSIE (5\.5|6)/.test(navigator.userAgent) ||
        typeof elm.filters == 'unknown'
    ) {
        return;
    }
    if (!this.data[elm.uniqueID]) {
        this.data[elm.uniqueID] = {
            className: ''
        };
    }
    var data = this.data[elm.uniqueID],
        evt = init ? { propertyName: 'src,backgroundImage' } : event,
        isSrc = /src/.test(evt.propertyName),
        isBg = /backgroundImage/.test(evt.propertyName),
        isPos = /width|height|background(Pos|Rep)/.test(evt.propertyName),
        isClass = !init && ((elm.className != data.className) &&
            (elm.className || data.className));
    if (!(isSrc || isBg || isPos || isClass)) {
        return;
    }
    data.className = elm.className;
    var blank = this.blankImg.match(/([^\/]+)$/)[1],
        eS = elm.style,
        eCS = elm.currentStyle;
    // Required for Whatever:hover - erase set BG if className changes.
    if (
        isClass && (eS.backgroundImage.indexOf('url(') == -1 ||
        eS.backgroundImage.indexOf(blank) > -1)
    ) {
        return setTimeout(function() {
            eS.backgroundImage = '';
        }, 0);
    }
    // Foregrounds.
    if (isSrc && elm.src && { IMG: 1, INPUT: 1 }[elm.nodeName]) {
        if ((/\.png/i).test(elm.src)) {
            if (!elm.oSrc) {
                // MM rollover compat
                elm.oSrc = elm.src;
            }
            this.fix(elm, elm.src, 2);
        } else if (elm.src.indexOf(blank) == -1) {
            this.fix(elm, '');
        }
    }
    // Backgrounds.
    var bgSrc = eCS.backgroundImage || eS.backgroundImage;
    if ((bgSrc + elm.src).indexOf(blank) == -1) {
        var bgPNG = bgSrc.match(/url[("']+(.*\.png[^\)"']*)[\)"']/i);
        if (bgPNG) {
            if (this.tileBG && !{ IMG: 1, INPUT: 1 }[elm.nodeName]) {
                this.tileBG(elm, bgPNG[1]);
                this.fix(elm, '', 1);
            } else {
                if (data.tiles && data.tiles.src) {
                    this.tileBG(elm, '');
                }
                this.fix(elm, bgPNG[1], 1);
                this.childFix(elm);
            }
        } else {
            if (data.tiles && data.tiles.src) {
                this.tileBG(elm, '');
            }
            this.fix(elm, '');
        }
    } else if ((isPos || isClass) && data.tiles && data.tiles.src) {
        this.tileBG(elm, data.tiles.src);
    }
    if (init) {
        this.hook.enabled = 1;
        elm.attachEvent('onpropertychange', this.hook);
    }
};
IEPNGFix.childFix = function(elm) {
    // "hasLayout" fix for unclickable children inside PNG backgrounds.
    var tags = [
            'a',
            'input',
            'select',
            'textarea',
            'button',
            'iframe',
            'object'
        ],
        t = tags.length,
        tFix = [];
    while (t--) {
        var pFix = elm.all.tags(tags[t]),
            e = pFix.length;
        while (e--) {
            tFix.push(pFix[e]);
        }
    }
    t = tFix.length;
    if (t && (/relative|absolute/i).test(elm.currentStyle.position)) {
        alert('IEPNGFix: Unclickable children of element:' +
            '\n\n<' + elm.nodeName + (elm.id && ' id=' + elm.id) + '>');
    }
    while (t--) {
        if (!(/relative|absolute/i).test(tFix[t].currentStyle.position)) {
            tFix[t].style.position = 'relative';
        }
    }
};
IEPNGFix.hook = function() {
    if (IEPNGFix.hook.enabled) {
        IEPNGFix.process(element, 0);
    }
};
IEPNGFix.process(element, 1);
</script>
</public:component>
