private void touchSensorHandler(touchsensor.TouchSensorUpdate notification)
        {
            //uncomment before uploading, just for convenience during the lab

            //if (spotLightOn == false)
            //{
            //    if (notification.Body.TouchSensorOn == true)
            //    { _nxtLightSensorPort.Spotlight(true); }
            //}
            //if (spotLightOn == true)
            //{
            //    if (notification.Body.TouchSensorOn == true)
            //    { _nxtLightSensorPort.Spotlight(false); }
            //}
        }
 //
 private void touchSensorHandler(touchsensor.TouchSensorUpdate notification)
 {
     if (spotLightOn == false)
     {
        if (notification.Body.TouchSensorOn == true)
             _nxtLightSensorPort.Spotlight(true);
     }
     if (spotLightOn == true)
     {
        if (notification.Body.TouchSensorOn == true)
             _nxtLightSensorPort.Spotlight(false);
     }
 }