private void calendarInsert()
        {
            List <Class.data.Calendar> lst_cald = new List <Class.data.Calendar>();

            Class.data.Calendar obj_cld = new Class.data.Calendar();

            obj_cld.Cat_inx    = Convert.ToInt16(drop_down_cat_name.Value);
            obj_cld.Inciden_no = txb_indiden_no.Value;
            obj_cld.Change_no  = txb_change_no.Value;
            obj_cld.Area       = txb_area.Value;
            obj_cld.Ev_details = txb_ev_detail.Value;

            obj_cld.Ev_start_date = dte_start.Value;
            obj_cld.Ev_end_date   = dte_end.Value;

            lst_cald.Add(obj_cld);



            CalendarDAO calDao = new CalendarDAO();

            calDao.insertCalendarEvent(lst_cald);

            // lt_dataEvent.Text = dataCalendar().ToString();
        }
        private void calendarDelete()
        {
            Class.data.Calendar obj_cld = new Class.data.Calendar();
            CalendarDAO         calDao  = new CalendarDAO();

            calDao.deleteCalendarEvent(Convert.ToInt16(txb_ev_inx.Value), txb_reason.Value);
        }