/**********************************************************
Sleight
(c) 2001, Aaron Boodman
http://www.youngpup.net
**********************************************************/

if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent)
{
//	document.writeln('<style type="text/css">img { visibility:hidden; } </style>');
	window.attachEvent("onload", fnLoadPngs);
	window.attachEvent("onload", alphaBackgrounds);
}

var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);

function fnLoadPngs()
{
	for (var i = document.images.length - 1, img = null; (img = document.images[i]); i--)
	{
		if (itsAllGood && img.src.match(/\.png$/i) != null)
		{
			var png = img.src;
			var div = document.createElement("DIV");
			div.style.filter = applyFilter(png);
			div.style.width = img.width + "px";
			div.style.height = img.height + "px";
			img.replaceNode(div);
		}
		img.style.visibility = "visible";
	}
}

function alphaBackgrounds(){
	for (i=0; i<document.all.length; i++){
		var bg = document.all[i].currentStyle.backgroundImage;
		if (itsAllGood && bg){
			if (bg.match(/\.png/i) != null){
				var png = bg.substring(5,bg.length-2);
				document.all[i].style.filter = applyFilter(png);
				document.all[i].style.backgroundImage = "url('/assets/images/x.gif')";
			}
		}
	}
}

function applyFilter(src){
	return "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale', sizing='scale')";
}