//tailored specifically for <td>s called tbcell[i]!

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

	for (i=1;i<=(no_entries*2);i++) {

		var pingcell = eval('document.all["' + 'tbcell' +i+ '"]');

		if (alerter=='opera') {var bg = pingcell.style.backgroundImage;}
		else
		{var bg = pingcell.currentStyle.backgroundImage;}
		if (itsAllGood && bg){
			if (bg.match(/\.png/i) != null){
				var mypng = bg.substring(5,bg.length-2);
				pingcell.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
				pingcell.style.backgroundImage = "url('homepage/images/x.gif')";
			}
		}
	}
}