public override void initButton(int i)
    {
        nodeList[i] = NGUITools.AddChild(gameObject, (fatherWindow as LastBattleRankWindow).rankitemPrefab);
        nodeList[i].SetActive(true);
        LastBattleRankItemView itemView = nodeList[i].GetComponent <LastBattleRankItemView>();

        itemView.init(rank[i], i);
    }
    public override void updateItem(GameObject item, int index)
    {
        LastBattleRankItemView itemView = item.GetComponent <LastBattleRankItemView>();

        itemView.init(rank[index], index);
    }