// Set a cookie and redirect to a location
  function setCookieAndGo(cookieName, cookieValue, url) {
    document.cookie = cookieName + '=' + escape(cookieValue) + ';path=/';
    document.location = url;
    
    
    return;
  }
  
  // Just set a cookie 
  function setCookie(cookieName, cookieValue) {
    document.cookie = cookieName + '=' + escape(cookieValue) + ';path=/';
    return;
  }

  // this deletes the cookie when called
  function delCookie( name) {
    document.cookie = name + "=;path=/;expires=Thu, 01-Jan-1970 00:00:01 GMT";
}