function makePopup(url,width,height,overflow)
{
         var a='';
         var b='';
         if(width>640)
          {
              width=640;
          }
          if(height>480)
          {
              height=480;
          }
         if(overflow==''&& overflow=='both')
          {
              a=b='yes';
          }
          else if(overflow=='resize')
          {   a='yes';
               b='no';
            }
            else if(overflow='scroll')
            {
                a='no';
                b='yes';
            }
        else {
                a=b='yes';
                }
        var win=window.open(url,'','width='+width+',height='+height+',scrollbars='+b+',resizable='+a+',toolbar=no,status=yes,menubar=no,location=no');
                                             return win;
 }
        window.onload=linksd;
         function linksd()
         {
         var wins=makePopup('1.html',640,300,'resize');
          self.focus();
          return wins.closed;
          }

问,,怎么弹出的窗体是全屏啊,,,那里的参数怎么会都没有用到啊?

是用的IE,不知道为什么,上次得行,这次就不得行了