function correctPNG() {
		for (var i = 0; i < document.images.length; i++) {
			var img = document.images[i];
			var imgName = img.src.toUpperCase();
			if (imgName.substring(imgName.length - 3, imgName.length) == "PNG") {
				var imgID = img.id ? "id='" + img.id + "' " : "";
				var imgClass = img.className ? "class='" + img.className + "' " : "";
				var imgTitle = img.title ? "title='" + img.title + "' " : "title='" + img.alt + "' ";
				
				// added by Joanne
				if(img.parentNode.style.display == 'none') return;
										
				var imgStyle = "display:inline-block;" + img.style.cssText;
				if (img.align == "left") {
				    imgStyle = "float:left;" + imgStyle;
				}
				if (img.align == "right") {
				    imgStyle = "float:right;" + imgStyle;
				}
				if (img.parentElement.href) {
				    imgStyle = "cursor:hand;" + imgStyle;
				}
				var strNewHTML = "<span " + imgID + imgClass + imgTitle + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";" + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" + "(src='" + img.src + "', sizingMethod='scale');\"></span>";
				img.outerHTML = strNewHTML;
				i = i - 1;
			}
		}
	}
	
	if (navigator.appVersion.indexOf("MSIE")!=-1) {
		window.attachEvent("onload", correctPNG);
	}