public void SelectStageButton(GameObject stageNumberObj)
    {
        level = Int32.Parse(stageNumberObj.GetComponentInChildren <Text> ().text);
        GameObject stageListPrefab = stageControllerPrefabList[level - 1];

        //GameManager.StageControllerPrefab = stageListPrefab;

        if (playerNumber.PlayMode)
        {
            RoomNameEnter();
            lobbyManager.RoomNameEnter();
        }
        else
        {
            stageSplashObj.gameObject.SetActive(false);
            roomNamePanelObj.gameObject.SetActive(true);
        }
    }