//百度统计
var _hmt = _hmt || [];
(function () {
var hm = document.createElement("script");
hm.src = "https://hm.baidu.com/hm.js?xxxxxxxxxxxxx";
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(hm, s);
})();
src 为申请的url
原文：http://www.cnblogs.com/lfqcode/p/7676099.html