public bool changeUserInfo(string account, string telephone, string storeName)
        {
            seller_T sellT   = new DataAccess.seller_T();
            var      results = sellDB.seller_T.Where(c => c.s_account.Equals(account));

            if (results.Count() > 0)
            {
                foreach (seller_T r in results)
                {
                    r.s_storeName = storeName;
                    r.s_tel       = telephone;
                }
                sellDB.SubmitChanges();
                return(true);
            }
            else
            {
                return(false);
            }
        }
        public bool changeUserInfo(seller_Entity sell)
        {
            seller_T sellT   = new DataAccess.seller_T();
            var      results = sellDB.seller_T.Where(c => c.s_account.Equals(sell.S_account));

            if (results.Count() > 0)
            {
                foreach (seller_T r in results)
                {
                    r.s_storeName = sell.S_storeName;
                    r.s_tel       = sell.S_tel;
                    r.s_question  = sell.S_question;
                    r.s_answer    = sell.S_answer;
                    r.s_name      = sell.S_name;
                }
                sellDB.SubmitChanges();
                return(true);
            }
            else
            {
                return(false);
            }
        }