#region 驗證帳號重複
        public bool CheckAccount(string UserAccount)
        {
            using (SqlConnection con = new SqlConnection(DBConnection.ConnectString))
            {
                SqlCommand cmd = new SqlCommand(SPName.User.CheckAccount_Get, con);
                cmd.CommandType = CommandType.StoredProcedure;
                con.Open();
                cmd.Parameters.AddWithValue("@UserAccount", UserAccount);
                using (SqlDataReader dr = cmd.ExecuteReader())
                {
                    while (dr.Read())
                    {
                        if (dr.HasRows)
                        {
                            return true;
                        }
                    }
                    return false;
                }
            }
        }
        #endregion