強制關閉IE視窗

<script language="JavaScript"><!--
function WindowClose()
{
    if(document.all)
    {
        if(parseFloat(window.navigator.appVersion.substr(window.navigator.appVersion.indexOf("MSIE")+5, 3)) < 5.5)
        {
            var str  = '<object id=meizzMax classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">'
                str += '<param name="Command" value="Close"></object>';
            document.body.insertAdjacentHTML("beforeEnd", str);
            document.all.meizzClose.Click();
        }
        else
        {
            window.opener = "meizz";
            window.close();
        }
    }
    else    window.close();
}
//--></script>

<input type=button value=關閉 onclick="WindowClose()">