public void SetActiveWST(string workStationID, string msnv)
        {
            _tmr.Stop();
            _currActiveWorkStation = _wstList.Find(c => (c.ID == workStationID.Trim()));

            if (_currActiveWorkStation != null)
            {
                _currActiveWorkStation.BackColor = ActiveColor;
                _currActiveWorkStation.ExtraString = msnv;
                _currActiveWorkStation.Select();
                _currActiveWorkStation.RefreshInfo();
                StartActiveTimer();
            }
        }