function full(url,width,height) 
  { 
      var se, str = "width=" + width + ",height=" + height + ",toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,res izable=0,alwaysRaised=yes,hotkeys=0"; 
      if (window.screen) 
      { 
            var ah = screen.availHeight - 30; 
            var aw = screen.availWidth - 10; 
            var xc = (aw - width) / 2; 
            var yc = (ah - height) / 2; 
       
            str += ",left=" + xc + ",screenX=" + xc; 
            str += ",top=" + yc + ",screenY=" + yc; 
      } 
      window.open(url,"se",str).focus(); 
  }