function correctPNG(){ // correctly handle PNG transparency in Win IE 5.5 or higher.
if (navigator.appName.indexOf ("Microsoft") !=-1) {
	for(var i=0;i<pngImages.length;i++){
		pngImages[i].parent.innerHTML = pngImages[i].originalHTML;
	}
	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"){
			pngImages[pngImages.length] = new pngImage(img);
			i = i-1
		}
	}
}
}

function pngImage(img){
	 this.img = img;
	 this.parent = this.img.parentElement;
	 this.originalHTML = this.img.outerHTML;
	 var imgID = (img.id) ? "id='" + img.id + "' " : ""
	 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
	 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
	 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
}

var pngImages = Array();