function Compare_ReferrerURL()
    {        
        var sreferrer;
        var scur_url;
        sreferrer = document.referrer;        
        scur_url = window.location.host;
        if (sreferrer != '' && scur_url != '')
        {                                
            sreferrer = sreferrer.replace('http://','');
            sreferrer = sreferrer.replace('https://','');            
            var nSlashIndex =0;
            nSlashIndex = sreferrer.indexOf('/');
            sreferrer = sreferrer.substring(0,nSlashIndex);            
            if (sreferrer != scur_url)            
            {
                //setCookie("HBN_PPC_Track",document.referrer,1);                                
                var img;
                img = new Image();
                // To test in local open comment of below statement
                //img.src = 'http://192.168.101.151:8050/HBNTracking.aspx?surl=' + escape(document.referrer)
                //    + '&currentpage=' + escape(document.location.href);
                // Below statement used for online testing
                img.src = 'http://hbnonline.co.uk/HBNTracking.aspx?surl=' + escape(document.referrer) 
                    + '&currentpage=' + escape(document.location.href);
                //alert(img.src);
            }                        
        }           
    }
    
    Compare_ReferrerURL();
    
    function setCookie(c_name,value,expiredays)
    {
        var exdate=new Date();
        exdate.setDate(exdate.getDate()+expiredays);
        document.cookie=c_name+ "=" +escape(value)+
        ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
    }
     
    function getCookie(c_name)
    {
        if (document.cookie.length>0)
        {
          c_start=document.cookie.indexOf(c_name + "=");
          if (c_start!=-1)
            {
            c_start=c_start + c_name.length+1;
            c_end=document.cookie.indexOf(";",c_start);
            if (c_end==-1) c_end=document.cookie.length;
            return unescape(document.cookie.substring(c_start,c_end));
            }
        }
        return "";
    }
    
    function Delete_Cookie( name, path, domain ) 
    {
        if ( Get_Cookie( name ) != '' ) 
        {
            document.cookie = name + "=" + ( ( path ) ? ";path=" + path : "") + ( ( domain ) ? ";domain=" + domain : "" ) + ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
        }
    }