public int getSupervisorNumbers()
    {
        locationDB = new LocationDB();
        locationDB.selectSupervisorNumbers(location);
        int supervisorNumbers = location.getSupervisorNumbers();

        return(supervisorNumbers);
    }
    public int getLocationSupervisorNumbers(string locationName)
    {
        location   = new Location();
        locationDB = new LocationDB();
        location.setName(locationName);
        locationDB.selectSupervisorNumbers(location);
        int supervisorNumbers = location.getSupervisorNumbers();

        return(supervisorNumbers);
    }