/*
 
Correctly handle PNG transparency in Win IE 5.5 & 6.
http://homepage.ntlworld.com/bobosola. Updated 18-Jan-2006.

Use in <HEAD> with DEFER keyword wrapped in conditional comments:
<!--[if lt IE 7]>
<script defer type="text/javascript" src="pngfix.js"></script>
<![endif]-->

*/

function pngfix(){

	var arVersion = navigator.appVersion.split("MSIE")
	var version = parseFloat(arVersion[1])
	
	if ((version >= 5.5) && (document.body.filters)) {
		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 + "' "
				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
			}
		}
	}
}

