function gup( name )
   {
     name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
     var regexS = "[\\?&]"+name+"=([^&#]*)";
     var regex = new RegExp( regexS );
     var results = regex.exec( window.location.href );
       return results[1];
   }

  function setCookie(c_name,value,expiredays)
   {
    if(value.length > 0){

   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 "";
   }




   var servlet_loc = "http://recp.mkt41.net/";
   var servlet = "cst";
   var _name = escape("Geland op 1kilo per week");

   var m = gup("spMailingID");
   setCookie('m',m,365);

   var r = gup("spUserID");
   setCookie('r',r,365);

   var j = gup("spJobID");
   setCookie('j',j,365);

   var params = "?m=" + m + "&r=" + r + "&j=" + j  + "&name=" + _name  + "&s=" + escape(document.location.href);
   var servlet_call = servlet_loc  + servlet + params;
   document.write('<img src="' + servlet_call + '" width="1" height="1">');