This sample code is for Chocolate Box with Touch Sensor and Arduino's tutorial.

lovebox.ino

#include <Servo.h>

Servo myservo1;  
Servo myservo2;
int touchSensorPin = 2;
int touchSensorState = 0;

void setup() {
  myservo1.attach(9);
  myservo2.attach(10);
  pinMode(touchSensorPin, INPUT);
}

void loop() {

  if (digitalRead(touchSensorPin) == 1) {
    myservo1.write(180);
    delay(15);

    while (1) {
      myservo2.write(0);
      delay(1000);
      myservo2.write(180);
      delay(1000);

      if (digitalRead(touchSensorPin) == 1) {
        myservo1.write(0);
        delay(1000);
        break;
      }
    }
  }
  else {
    myservo1.write(0);
    delay(15);
    myservo2.write(180);
    delay(1000);
  }

}