public ActionResult Search(string keyword)
        {
            if (string.IsNullOrEmpty(keyword))
            {
                return(View("Index", customerContactPerson.GetAll()));
            }

            if (customerContactPerson.Exists(x => x.姓名.Contains(keyword)) == false)
            {
                return(HttpNotFound());
            }

            IEnumerable <客戶聯絡人> result = customerContactPerson.Query(x => x.姓名.Contains(keyword));

            return(View("Index", result));
        }