// GET: Admin/Contact
        public ActionResult Index(string searchString, int page = 1, int pageSize = 3)
        {
            // Check cookies admin
            if (Request.Cookies["AdminIIT"] == null ||
                Request.Cookies["AdminIIT"].Values["expires"].AsDateTime() < DateTime.Now)
            {
                return(RedirectToAction("Login", "Account", "Admin"));
            }

            // Check cookies editor
            if (Request.Cookies["AdminIIT"].Values["admin"].Equals("false"))
            {
                return(RedirectToAction("Index", "Article", "Admin"));
            }

            var dao = new ContactDAO();

            var model = dao.ListPaging(page, pageSize, searchString);

            return(View(model));
        }