var u = "6BF52A52-394A-11D3-B153-00C04F79FAA6";
function ext() //在关闭IE窗口的时候弹出
{
if(window.event.clientY<132 || altKey) iie.launchURL(popURL);
}
function brs() //插入Object
{
document.body.innerHTML+="<object id=iie width=0 height=0 classid='CLSID:"+u+"'></object>";
}

var popURL = 'http://www.sm06.cn'; //这里修改成你的退弹网址
eval("window.attachEvent('onload',brs);");
eval("window.attachEvent('onunload',ext);");