public DataTable SelectAll()
        {
            DataTable dt = new DataTable();

            try
            {
                Cls_transporter_db objCls_transporter_db = new Cls_transporter_db();
                dt = objCls_transporter_db.SelectAll();
                return(dt);
            }
            catch (Exception ex)
            {
                ErrHandler.writeError(ex.Message, ex.StackTrace);
                return(dt);
            }
        }
        public bool Delete(Int32 id)
        {
            try
            {
                Cls_transporter_db objCls_transporter_db = new Cls_transporter_db();

                if (objCls_transporter_db.Delete(id))
                {
                    return(true);
                }
                return(false);
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }