if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent) {
	window.attachEvent("onload", alphaBackgrounds);
}

function alphaBackgrounds(){
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsIE6OrBelow = (rslt != null && Number(rslt[1]) < 7);	
	if(itsIE6OrBelow){
		var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);	
		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 mypng = bg.substring(5,bg.length-2);
					document.all[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
					document.all[i].style.backgroundImage = "url('/assets/images/x.gif')";
				}
			}
		}
	}
}