当前页面test.html脚本：
<script type="text/javascript">
var mdless=window.showModelessDialog('floatp.html','','dialogHeight: 500px; dialogWidth: 800px; edge: Raised; center: Yes; help: No; resizable: Yes; status: No');
function closedialog()
{
//mdless.close();
mdless.onLoad()=mdless.hh1.Click();
}
setTimeout('closedialog()',15000);
</script>
对话框加载页面floatp.html：
<body>
<object id=hh1 class>
<param name="Command" value="Minimize"></object>
</body>