<head>
<OBJECT id=closes type="application/x-oleobject" classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11"><param name="Command" value="Close">
</object>
</head>
<body>
<input type="button" value="关闭窗口" onclick="closes.Click();">
</body>
</html>
……