function popWindow(url) {
        win = window.open(url,"popwin","width=490,height=420,resizable=no,scrollbars=yes,toolbar=no,menubar=no");
        win.focus ();
		//sealWin=window.open(url,"win",'toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,width=600,height=600');
        //self.name = "mainWin";
	}