function loadPNG(){
	var ua = navigator.userAgent;
	if (ua.indexOf("MSIE") > -1 && (ua.substr(ua.indexOf("MSIE")+5,3) >= 5.5 && ua.substr(ua.indexOf("MSIE")+5,3) < 7)){
		var imgs = document.getElementsByTagName("img");
		for (var i=0; i<imgs.length; i++){
			var src = imgs[i].src;
			if (src.substr(src.lastIndexOf(".")+1).toLowerCase() == "png"){
				imgs[i].style.filter = "progID:DXImageTransform.Microsoft.AlphaImageLoader(src='"+src+"');";
				imgs[i].src = "/imgs/spacer.gif";
				imgs[i].style.visibility = "visible";
			}
		};
	};
};