void showReviewUI() { UIManager.Instance.ShowPanel("P_ReviewUI"); text_English = GetComponentsInChildren <Text>()[0]; text_Translation = GetComponentsInChildren <Text>()[1]; btn_pronun = GetComponentsInChildren <Button>()[1]; btn_pre = GetComponentsInChildren <Button>()[2]; btn_next = GetComponentsInChildren <Button>()[3]; btn_gotonext = GetComponentsInChildren <Button>()[4]; btn_skip = GetComponentsInChildren <Button>()[5]; btn_gotonext.gameObject.SetActive(false); if (!pm.getReviewCount()) { btn_skip.gameObject.SetActive(false); } else { btn_skip.gameObject.SetActive(true); } VocabularyAS = GetComponentsInChildren <AudioSource>()[2]; btn_gotonext.onClick.AddListener(reviewEnd); btn_pronun.onClick.AddListener(delegate() { playAudio(vocabularyID); }); btn_pre.onClick.AddListener(delegate() { changeVocabularyID(-1); }); btn_next.onClick.AddListener(delegate() { changeVocabularyID(1); }); btn_skip.onClick.AddListener(skip); }