private void init()
        {
            _tourGroups             = _tourGroupBus.getEntries();
            _tourGroupBs.DataSource = _tourGroups;

            _filterBs.DataSource = _tourGroups.ToDataTable();

            _tours             = _tourBus.getEntries();
            _tourBs.DataSource = _tours;
            return;


            _passengers             = _passengerBus.getEntries();
            _passengerBs.DataSource = _passengers.ToDataTable();

            _employees             = _employeeTourGroupBus.getAllEmployeeTourGroup();
            _employeeBs.DataSource = _employees.ToDataTable();

            _transports             = _transportTourGroupBus.getAllTransportTourGroup();
            _transportBs.DataSource = _transports.ToDataTable();
        }
 public TourGroupSearchEngine()
 {
     _bus   = new TourGroupBUS();
     _entry = _bus.getEntries();
 }