//tailored specifically for <td>s called ping[val]!

function alphaBackgrounds(val){


	pingLyr = eval('document.all["' + 'ping' +val+ '"].currentStyle');
	pingcell= eval(doc + 'ping' +val+ sty);

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

		if (operalert) {var bg = pingcell.backgroundImage;}
		else
		{var bg = pingLyr.backgroundImage;}
		if (itsAllGood && bg){
			var mypng = bg.substring(5,bg.length-2);

			pingcell.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
			pingcell.backgroundImage = "url('x.gif')";
		}
}