$(document).ready(function() {
   var loc_href=location.href;
   var i=loc_href.lastIndexOf("/") +1;
   var pagename=loc_href.substring(i,loc_href.length);
   var j=loc_href.lastIndexOf("/");
   var ref_website=loc_href.substring(0,j);      
   var str;
   str=document.referrer.replace("?","&");
   str=str.replace(";","&");  
   str="httprefer="+ str +"&pagnam="+ pagename +"&ref_website="+ ref_website;       
   $.ajax({
        url: "/SearchEngine_Keyword/Search_Engine_Keyword.aspx",
        data: str,
        type: "POST",           
        success: function(html){       
                
        }      
      
    });
 });