private void tsmiChangeState_Click(object sender, EventArgs e)
        {
            rm_RoomStateId = Convert.ToInt32(new RoomService().SelectRoomStateIdByRoomNo(lblRoomNo.Text));
            rm_RoomNo      = lblRoomNo.Text;
            FrmRoomStateManager frsm = new FrmRoomStateManager();

            frsm.ShowDialog();
        }
        private void tsmiChangeState_Click(object sender, EventArgs e)
        {
            //RoomManager.UpdateRoomStateByRoomNo(lblRoomNo.Text);
            RoomStatic.RoomStateId = Convert.ToInt32(RoomManager.SelectRoomStateIdByRoomNo(lblRoomNo.Text));
            RoomStatic.RoomNo      = lblRoomNo.Text;
            FrmRoomStateManager frsm = new FrmRoomStateManager();

            frsm.ShowDialog();
        }