private void Awake()
    {
        // if the singleton hasn't been initialized yet
        if (instance != null && instance != this)
        {
            Destroy(this.gameObject);
        }

        instance = this;
        DontDestroyOnLoad(this.gameObject);
        sceneLoader = GameObject.FindObjectOfType <Gaze_SceneLoader>();
    }
 private void OnSceneLoaded(Scene _scene, LoadSceneMode _mode)
 {
     sceneLoader = GameObject.FindObjectOfType <Gaze_SceneLoader>();
 }