function setPng24(obj) {
	obj.width=obj.height=1; 
	obj.className=obj.className.replace(/\bpng24\b/i,""); 
	obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');";
	obj.src="";
	return "";
};