这样?<body onkeydown=if(event.keyCode==27)resize()>
<div style=width:1000;height:1000><object id=hhctrl classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11"> 
<param name="Command" value="Maximize"> 
</object>按ESC切换最大化</div>
<script>
function resize(){
hhctrl.Click()
document.body.scroll=(document.body.scroll!="no"?"no":"")
}
window.resizeTo(200,200);
</script>