     buzzer.play(">g32>>c32");
     button.waitForRelease();
   }
-  
+
   sensors.read(sensor_values);
 
   // Does robot detect line?

  // put your setup code here, to run once:
  //motors.flipLeftMotor(true);
  //motors.flipRightMotor(true);
  
  pinMode(LED, OUTPUT);
  digitalWrite(13, HIGH);
  //Serial.begin(9600);    
  //pinMode(A4, INPUT);
  //pinMode(A5, INPUT);
  //digitalWrite(A4, LOW);
  //digitalWrite(A5, LOW);
  
  randomSeed((unsigned int) millis());

  // Play a little welcome song


void loop() {
  // put your main code here, to run repeatedly:


  int direction = LEFT;

  if (button.isPressed())
  {
    // if button is pressed, stop and wait for another press to go again
