function pngForIe() {
	if(document.all && (typeof document.body.style.maxHeight == "undefined")){ // detect for IE6 and lower
		is = document.getElementsByTagName('IMG'); // get all images
		for(x=0; x<is.length; x++){ // cycle through those images
			if(is[x].src.indexOf('.png') != -1){ // only do this to png files
				is[x].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+is[x].src+"', sizingMethod='scale')"; // apply the filter stuff that makes IE do it's magic
				is[x].src = "img/z.gif"; // replace the image with a clear gif so that the filter can show through
			}
		}
	}
}