etCookie(cookieName)){
setCookie(cookieName,0 ,cookieDomain, '', 30*24*60*60*1000);
countHijack = 0;
}else{
countHijack = parseInt(getCookie(cookieName));
}
//如果连续被劫持的次数大于等于3次,则发请求上报此情况,否则上报非连续性的情况,同时累加被劫持次数、重置当前url
if(countHijack >= 3){
reportUrl2 && reportUrl2!='' && createSender(reportUrl2);
}else{
reportUrl && reportUrl!=''&& createSender(reportUrl);
countHijack ++;
setCookie(cookieName, countHijack ,cookieDomain, '', 30*24*60*60*1000);
top.location = ;
}
}
//每次成功进入页面则计数清0
setCookie(cookieName, 0 ,cookieDomain, '', 30*24*60*60*1000);
})();
//end 防劫持