static public bool IsTkMe(string tk) { bool result = false; try { SqlCommand cmdGet = new SqlCommand("exec CheckIsTkMe @tk"); cmdGet.Parameters.Add("@tk", SqlDbType.Char).Value = tk; if ((int)StartUp.SysObj.ExcuteScalar(cmdGet) > 0) { result = true; } } catch (SqlException ex) { ErrorLog.CatchMessage(ex); } return(result); }