protected void Btn_Select_Click(object sender, EventArgs e)
        {
            string sValue = inputtext.Value.ToString().Trim();

            if (string.IsNullOrEmpty(sValue))
            {
                UrlHtmlUtil.ShowMess("请先输入搜索关键字!");
            }
            else
            {
                DataTable dt = UrlHtmlUtil.selectEnrolInfoByKeyword(sValue);
                GridViewData.DataSource = dt;
                GridViewData.DataBind();
                if (dt.Rows.Count > 0)
                {
                    FullDataToclsClsWorksArr(dt);
                }
            }
        }