var clear = "images/clear.gif"; //path to clear.gif

document.write('<script type="text/javascript" id="ct" defer="defer" src="javascript:void(0)"><\/script>');
var ct = document.getElementById("ct");
ct.onreadystatechange = function () {
    pngfix()
};
pngfix = function () {
    var els = document.getElementsByTagName('*'),
        ip = /\.png/i,
        al = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='",
        i = els.length,
        uels = new Array(),
        c = 0;
    while (i-- > 0) {
            if (els[i].className.match(/unitPng/)) {
                uels[c] = els[i];
                c++;
            }
        }
    if (uels.length == 0) pfx(els);
    else pfx(uels);

    function pfx(els) {
            i = els.length;
            while (i-- > 0) {
                var el = els[i],
                    es = el.style,
                    elc = el.currentStyle,
                    elb = elc.backgroundImage;
                if (el.src && el.src.match(ip) && !es.filter) {
                        es.height = el.height;
                        es.width = el.width;
                        es.filter = al + el.src + "',sizingMethod='crop')";
                        el.src = clear;
                    } else {
                        if (elb.match(ip)) {
                            var path = elb.split('"'),
                                rep = (elc.backgroundRepeat == 'no-repeat') ? 'crop' : 'scale',
                                elkids = el.getElementsByTagName('*'),
                                j = elkids.length;
                            es.filter = al + path[1] + "',sizingMethod='" + rep + "')";
                            es.height = el.clientHeight + 'px';
                            es.backgroundImage = 'none';
                            if (j != 0) {
                                    if (elc.position != "absolute") es.position = 'static';
                                    while (j-- > 0) if (!elkids[j].style.position) elkids[j].style.position = "relative";
                                }
                        }
                    }
            }
        };
};