function correctPNGs() {
	for(var i = 0; i < document.images.length; i++) {
		correctPNG(document.images[i])
    }
}

function correctPNG(img) {
	//correctly handle PNG transparency in Win IE 5.5 & 6.
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) {
	   var imgName = img.src.toUpperCase()
	   if (imgName.substring(imgName.length-3, imgName.length) == "PNG") {
		   var strNewHTML = "<span style=\"width:" + img.width + "px; height:" + img.height + "px; display:inline-block;filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'" + img.src + "\', sizingMethod='scale');\"></span>";
		   img.outerHTML = strNewHTML;
	   }
   }
}