// this script fixes PNG transparancy in IE
function fixIePng()
{
	if(document.body.filters)
	{
		for(var i=0; i<document.images.length; i++)
		{
	 		var img = document.images[i];
	 		var imgURL = img.src.toUpperCase();
	 		if (imgURL.substring(imgURL.length-3, imgURL.length) == "PNG")
	 		{
				var imgSrc = img.src;
				img.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=0)";   //make existing image transparent
				img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+imgSrc+"', sizingMethod='scale')"; //use MSIE DX method to create a PNG image in this element's background
	 		}
		}
	}
}

if (navigator.appVersion.indexOf("MSIE")!=-1)
{
	var version = parseFloat(navigator.appVersion.split("MSIE")[1]);
	if ((version >= 5.5) && (version < 7))
	{	
		if(window.attachEvent)
		{
			window.attachEvent("onload", fixIePng);
		}
		else
		{
			window.onload = fixIePng;
		}
	}
}