function popupWindow(url) { var opts = '';  var win;
      opts += 'status=0,toolbar=0,location=0,menubar=0,';
      opts += 'directories=0,resizable=1,scrollbars=1,width=100,height=100,';
      opts += 'screenX=150,screenY=150,top=150,left=150,copyhistory=0';
      var win = window.open(url,'popupWindow',opts);
      win.focus(); }