Javascript Protect Code

var domainuc='ul.to,uploaded.to,migre.me,Wupload.com,bit.ly,filesonic.com,bitshare.com,uploaded.to,shareflare.net,freakshare.net,upmirror.com,fileserve.com,hotfile.com,superfastfile.com,movieshare.in,sharingmatrix.com,oron.com,lix.in/,storage.to,x7.to,zshare.net,rapidshare.com,megaupload.com,rapidshare.de,bitroad.net,flyupload.com,2shared.com,megashares.com,transferbigfiles.com,sharedzilla.com,letitbit.net,vip-file.com,mediafire.com,easy-share.com,mybloop.com,mandamais.com.br,adrive.com,badongo.com,Sendspace.com,rapidshare.ru,filebase.to,uploadbox.com,depositfiles.com,up-file.com,uploading.com,biganfree.com';
var  urluc='http://www.mysite.com/protected/?url='+"";

var domainsuc='linkbux,imagegravy,adbrite,clicksor';

function cuc(){
   var linkuc=document.getElementsByTagName("A");

   try{
      var locuc=(""+top.location.href).replace("http://","").replace("https://","").replace("www.","");
   }catch(e){
      var locuc=(""+document.location.href).replace("http://","").replace("https://","").replace("www.","");
   }


   for(i=0;i<linkuc.length;i++){
      domain_urluc=(""+linkuc[i].href).replace(/^\s+/g,"").replace(/\s+$/g,"").replace("http://","").replace("https://","");
      if(duc(linkuc[i].href)&&(((" "+linkuc[i].href).indexOf(locuc)<=0||(" "+linkuc[i].href).indexOf("http")<=0)||(" "+linkuc[i].href).lastIndexOf("http:")>3)&&(" "+linkuc[i].href).indexOf("script:")<=0&&(" "+linkuc[i].href).indexOf("#")!=1&&(" "+linkuc[i].href).indexOf("mailto:")<=0&&(" "+linkuc[i].href).indexOf("file:")<=0&&(" "+linkuc[i].href).indexOf("#exit")<=0&&!(!isNaN(parseInt(domain_urluc.substr(0,1)))&&(!isNaN(parseInt(domain_urluc.substr(0,2)))||domain_urluc.substr(0,2)=="."))){

         linkuc[i].target="_blank";
         var inverte = linkuc[i].href.match(/[^|]/gi).reverse().join("");
         linkuc[i].href=urluc+inverte;
      }
   }


}

function duc(urluc){

   if(""+domainuc!="undefined"&&domainuc!=""&&domainuc.replace(/\s/g,"")!=""&&urluc!=""){
      if((" "+domainuc).indexOf(",")>0){
         params_to_skip=domainuc.split(",");
       }else{
          params_to_skip=new Array(domainuc);
       }for(s=0;s<params_to_skip.length;s++){
          if((" "+urluc.toLowerCase()).indexOf(params_to_skip[s].toLowerCase())>0){
             if(""+domainsuc!="undefined"&&domainsuc!=""&&domainsuc.replace(/\s/g,"")!=""&&urluc!=""){
                if((" "+domainsuc).indexOf(",")>0){
                   params_to_skip=domainsuc.split(",");
                }else{params_to_skip=new Array(domainsuc);}
                for(s=0;s<params_to_skip.length;s++){
                   if((" "+urluc.toLowerCase()).indexOf(params_to_skip[s].toLowerCase())>0){
                      return false;
                      break;
                   };
                }return true;
             }else{
                return true;
             }
           };
        }
        return false;
    }else{
        return false;
    }
}if(""+window.onload==""||""+window.onload=="null"){
   window.onload=cuc;
}else{
   var tout=window.setTimeout("cuc(); clearTimeout(tout)",1);
};