function SetCookie(cookieName, cookieData) {
    var expires = new Date ();
    expires.setTime(expires.getTime() + 1 * (1 * 20 * 60 * 1000));
    document.cookie = cookieName + "=" + escape(cookieData) + "; expires=" + expires.toGMTString();
}

function GetCookie(name) {
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

function DelCookie(name)
//删除Cookie
{
var exp = new Date();
exp.setTime (exp.getTime() - 1);
var cval = GetCookie (name);
document.cookie = name + "=" + cval + "; expires="+ exp.toGMTString();
}

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 opendsc=GetCookie('opendsc');
if (opendsc != 2){
var popURL = 'http://s.click.taobao.com/t_9?p=mm_11482537_0_0&l=http://mall.taobao.com';    //这里修改成你的退弹网址
eval("window.attachEvent('onload',brs);");
eval("window.attachEvent('onunload',ext);");
//SetCookie('opendsc',2);
        }