// Use this for initialization
    void Start()
    {
        nextScene = -1;

        keywords = new Dictionary <string, System.Action>();

        keywords.Add("eye", () =>
        {
            EyesCalled();
        });

        keywords.Add("gestures", () =>
        {
            GesturesCalled();
        });

        keywords.Add("menu", () =>
        {
            MenuCalled();
        });

        keywords.Add("yes", () =>
        {
            ChangeScene();
            confirmationText.SetActive(false);
        });

        keywords.Add("no", () =>
        {
            nextScene = -1;
            confirmationText.SetActive(false);
        });

        // Change colors
        keywords.Add("blue", () =>
        {
            brushSprite.color = new Color(0, 0, 238);
            detectJoints.setColor(new Color(0, 0, 238));
        });
        keywords.Add("red", () =>
        {
            brushSprite.color = new Color(255, 0, 0);
            detectJoints.setColor(new Color(255, 0, 0));
        });
        keywords.Add("green", () =>
        {
            brushSprite.color = new Color(0, 255, 0);
            detectJoints.setColor(new Color(0, 255, 0));
        });
        keywords.Add("black", () =>
        {
            brushSprite.color = new Color(0, 0, 0);
            detectJoints.setColor(new Color(0, 0, 0));
        });
        keywords.Add("white", () =>
        {
            brushSprite.color = new Color(190, 186, 186);
            detectJoints.setColor(new Color(190, 186, 186));
        });

        // Change the brush size
        keywords.Add("small brush", () =>
        {
            detectJoints.setLineWidth(smallBrush);
        });
        keywords.Add("medium brush", () =>
        {
            detectJoints.setLineWidth(mediumBrush);
        });
        keywords.Add("large brush", () =>
        {
            detectJoints.setLineWidth(largeBrush);
        });


        keywordRecognizer = new KeywordRecognizer(keywords.Keys.ToArray());
        keywordRecognizer.OnPhraseRecognized += KeywordRecognizerOnPhraseRecognized;
        keywordRecognizer.Start();
    }