if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent) {

    window.onload = fnLoadPngs;

}



function fnLoadPngs() {

    var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');

    var itsAllGood = (rslt!=null && Number(rslt[1])>=5.0);

    var img = document.images;

    for (var i = img.length - 1; i>=0; i--) {

        if (itsAllGood && img[i].src.match(/\.png$/i)) {

            var src = img[i].src;

            img[i].style.width = img[i].width + "px";

            img[i].style.height = img[i].height + "px";

            img[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";

            img[i].src = "/images/1pix.gif";

        }

    }

}