function setPNG() {
	if(document.all && document.getElementsByTagName) {
		z = document.getElementsByTagName("IMG");
		for(i=0;i<z.length;i++) {
			if(z[i].src.indexOf(".png") > -1) {
				a = z[i].src;
				b = z[i].height;
				c = z[i].width;
				z[i].src="images/blank.gif";
				z[i].height = b;
				z[i].width = c;
				z[i].runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+a+"', sizingMethod='scale')";
			}
		}
	}
}

function init() {
	setPNG();
}

window.onload = init;