function popWin(strUrl, width, height, displaybars){
	if (displaybars == 1)
		descWin = window.open(strUrl, "Description","location=no,directories=no,width=" + width + ",height=" + height + ",scrollbars=yes,toolbar=no,resizable=no,menubar=no,status=no");
	else
	    {
			//TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
			//TopPosition = 15;
			//LeftPosition = (screen.width) ? (screen.width-width)/2 : 0;

		descWin = window.open(strUrl, "Description","location=no,directories=no,width=" + width + ",height=" + height + ",top='+TopPosition+',left='+LeftPosition+',scrollbars=no,toolbar=no,resizable=no,menubar=no,status=no");
		}
		
}