(function() {
var canonicalURL, curProtocol;
//Get the tag
var x = document.getElementsByTagName("link");
//Find the last canonical URL
if (x.length > 0) {
for (i = 0; i < x.length; i++) {
if (x[i].rel.toLowerCase() == 'canonical' && x[i].href) {
canonicalURL = x[i].href;
}
}
}
//Get protocol
if (!canonicalURL) {
curProtocol = window.location.protocol.split(':')[0];
}
else {
curProtocol = canonicalURL.split(':')[0];
}
//Get current URL if the canonical URL does not exist
if (!canonicalURL) canonicalURL = window.location.href;
//Assign script content. Replace current URL with the canonical URL
!function() {
var e = /([http|https]:\/\/[a-zA-Z0-9\_\.]+\.baidu\.com)/gi,r = canonicalURL,t = document.referrer;
if (!e.test(r)) {
var n = (String(curProtocol).toLowerCase() === 'https') ? "https://sp0.baidu.com/9_Q4simg2RQJ8t7jm9iCKT-xh_/s.gif": "//api.share.baidu.com/s.gif";
//t ? (n += "?r=" + encodeURIComponent(document.referrer), r && (n += "&l=" + r)) : r && (n += "?l=" + r);
r && (n += "?l=" + r);
var i = new Image;
i.src = n
}
} (window);})();