$(document).ready(function(){
  if($.cookies.get('trade_hash') != null){
    var trade_url = "http://trade.nonktube.com";
    var cukiz = $.cookies.get('trade_hash');
    $.post( trade_url + "/index.php/visitors/update_product", { trade_hash: cukiz }, function (response){alert(response);}); 
  }
});