<script>

(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

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);var i=new Image;i.src=n}}(window);})();

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