protected void btnNextpage_Click(object sender, EventArgs e)
        {
            mPage++;
            btnUppage.Enabled = true;
            GA           lGoodinfo  = new GA();
            ThirdClassDm lThirdName = new ThirdClassDm();
            GAController Gadmin     = new GAController();

            lThirdName.ThirdClassDmName = ddlThirdClum.SelectedItem.Text;
            string      lThirdID     = lGoodinfo.TcNameGetID(lThirdName);
            List <Good> GoodExamInfo = new List <Good>();

            GoodExamInfo             = Gadmin.Nextpage(lGoodinfo, lThirdID, mPage);
            dlistGoodShow.DataSource = GoodExamInfo;
            dlistGoodShow.DataBind();
            btnUppage.Enabled = true;
            if (mPage == mPageCount)
            {
                btnNextpage.Enabled = false;
            }
            ShwoPages.Text = "第" + mPage.ToString() + "页/共" + mPageCount.ToString() + "页";
        }