void Start()
 {
     buttonColor   = GlobalSingleton.GetColor(id);
     buttonColor.a = offOpacity;
     image.color   = buttonColor;
     KeyRemap();
 }
    void Start()
    {
        Color c = GlobalSingleton.GetColor(id);

        for (int i = 0; i < noteColors.Length; ++i)
        {
            noteColors[i].color = c;
        }
        if (sustainLength > 0)
        {
            tail.gameObject.SetActive(true);
            tail.sizeDelta = new Vector2(12, sustainLength * BEAT_SIZE);
            tail.gameObject.AddComponent <MatchScale>();
        }
        KeyRemap();
    }