private void setControlButtonTexts()
        {
            string unload = "Unload Control Program";
            string load   = "Load Control Program";

            if (current_reactor.getControlStatus(0))
            {
                TempCntrlButton.Text = unload;
            }
            else
            {
                TempCntrlButton.Text = load;
            }
            if (current_reactor.getControlStatus(1))
            {
                RadCntrlButton.Text = unload;
            }
            else
            {
                RadCntrlButton.Text = load;
            }
            if (current_reactor.getControlStatus(2))
            {
                PresCntrlButton.Text = unload;
            }
            else
            {
                PresCntrlButton.Text = load;
            }
        }