protected void DownToExcel_B_Click(object sender, EventArgs e)
        {
            OfficeHelper office = new OfficeHelper();
            string       name   = ZType.ToLower().Equals("comment") ? "评论排行.xls" : "点击排行.xls";

            SafeC.DownStr(office.ExportExcel(GetDt(), "标题,点击数,评论数,录入者,录入时间"), DateTime.Now.ToString("yyyyMMdd") + "点击排行.xls", Encoding.Default);
        }
        private DataTable GetDt()
        {
            DataTable dt = new DataTable();

            switch (ZType.ToLower())
            {
            case "comment":
                dt = countBll.SelRank(NodeID, ModelID, Year, Month, 2);
                break;

            default:
                dt = countBll.SelRank(NodeID, ModelID, Year, Month, 1);
                break;
            }
            return(dt);
        }