// Use this for initialization
    void Start()
    {
        displayWrist = (WristExerciseInstructions)GameObject.FindObjectOfType(typeof(WristExerciseInstructions));

        display = (ElbowExerciseInstructions)GameObject.FindObjectOfType(typeof(ElbowExerciseInstructions));
    }
    // Use this for initialization
    void Start()
    {
        displayWrist =(WristExerciseInstructions) GameObject.FindObjectOfType (typeof(WristExerciseInstructions));

        display =(ElbowExerciseInstructions) GameObject.FindObjectOfType (typeof(ElbowExerciseInstructions));
    }