void OnEnable() {
        listItem = new SampleAudio[3];
        listItem[0] = new SampleAudio();
        listItem[1] = new SampleAudio();
        listItem[2] = new SampleAudio();

        Reload();
    }
    void OnEnable()
    {
        listItem    = new SampleAudio[3];
        listItem[0] = new SampleAudio();
        listItem[1] = new SampleAudio();
        listItem[2] = new SampleAudio();

        Reload();
    }