var exit = true;
                var win = null;

		function popup(url) {
                if (exit) {
		  sealWin=window.open(url,"win",'toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1,top=20,left=200');
		  self.name = "mainWin"; 
                  }
		}