如何使html文件在IE中打开时没有menubar和toolbar？多谢指教！！！

<body onload="Wopen()">
<OBJECT id=closes type=application/x-oleobject height=0 width=0
classid=clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11>
<PARAM NAME="Command" VALUE="Close"></OBJECT><script language="Javascript"><!--
function Wopen(){
  if(window.name != "meizz"){
    closes.Click();                                    //  关闭老网页
    window.open(top.location,"meizz","toolbar=no,location=no,directories=no,menubar=no");}    //新开全屏网页
  }
// --></script><br>
<input type=button value=关闭窗口 onclick="closes.Click()"><br>
</body>