var newWindow;
	function openWin(url,winLabel,winHeight,winWidth) {
		if(newWindow == null) 
		{
			var strWinProps = 'toolbar=no,location=no,directories=no,resizeable=no,scrollbars=yes,status=no,menubar=no,width=' + winWidth + ',height=' + winHeight;
			newFrame = window.open(url,winLabel,strWinProps,true);
		}
		var sameLoc = newFrame.location;
		newFrame.focus();
		newFrame.navigate(sameLoc);
	}