public static void SetMusic(OnOffSetting onoff)
    {
        m_music = onoff;
        bool music_enabled = m_music == OnOffSetting.On;

        MusicManager.SetEnabled(music_enabled);
    }
    public static void SetSound(OnOffSetting onoff)
    {
        m_sound = onoff;
        bool sound_enabled = m_sound == OnOffSetting.On;

        SoundManager.SetEnabled(sound_enabled);
    }
    public static void LoadPlayerPrefs()
    {
        m_invertX     = (OnOffSetting)PlayerPrefs.GetInt("InvertX", 2);
        m_invertY     = (OnOffSetting)PlayerPrefs.GetInt("InvertY", 2);
        m_music       = (OnOffSetting)PlayerPrefs.GetInt("MusicOn", 1);
        m_sound       = (OnOffSetting)PlayerPrefs.GetInt("SoundOn", 1);
        m_sensitivity = (SensitivitySetting)PlayerPrefs.GetInt("Sensitivity", 2);
        float centerRoll = PlayerPrefs.GetFloat("CenterRoll", 0f);
        float centerTilt = PlayerPrefs.GetFloat("CenterTilt", -0.60f);

        //	print("load cent "+centerRoll+" "+centerTilt);
        InputManager.SetCenter(centerRoll, centerTilt);
        InputManager.SetAccelerometerSensitivity(m_sensitivity);

        bool music_enabled = m_music == OnOffSetting.On;

        MusicManager.SetEnabled(music_enabled);

        bool sound_enabled = m_sound == OnOffSetting.On;

        SoundManager.SetEnabled(sound_enabled);
    }
 public static void SetInvertY(OnOffSetting onoff)
 {
     m_invertY = onoff;
 }