protected void Page_Load(object sender, EventArgs e)
 {
     if (!IsPostBack)
     {
         if (Request.QueryString["NguoiDung_MonHocid"] != null && Request.QueryString["NguoiDung_MonHocid"] != "")
         {
             divAnnouce.InnerHtml = "";
             int NguoiDung_MonHocID = -1;
             if (int.TryParse(Request.QueryString["NguoiDung_MonHocid"].ToString().Trim(), out NguoiDung_MonHocID))
             {
                 if (Request.QueryString["bodeid"] != null && Request.QueryString["bodeid"] != "")
                 {
                     int BoDeID = -1;
                     if (int.TryParse(Request.QueryString["bodeid"].ToString().Trim(), out BoDeID))
                     {
                         DataTable dtMaDe = data.dnn_NuceThi_DeThi.getMa(BoDeID);
                         ddlMaDe.DataSource     = dtMaDe;
                         ddlMaDe.DataTextField  = "Ma";
                         ddlMaDe.DataValueField = "DeThiID";
                         ddlMaDe.DataBind();
                         if (dtMaDe.Rows.Count > 0)
                         {
                             string strDeThiID = dtMaDe.Rows[0]["DeThiID"].ToString();
                             ddlMaDe.SelectedValue = strDeThiID;
                             divContent.InnerHtml  = UtilsDisplayDe.displayDe(strDeThiID, ddlMaDe.SelectedItem.Text, this.PortalId);
                         }
                     }
                     else
                     {
                         Response.Redirect(string.Format("/tabid/{0}/default.aspx?NguoiDung_MonHocid={1}", this.TabId, NguoiDung_MonHocID));
                     }
                 }
                 else
                 {
                     Response.Redirect(string.Format("/tabid/{0}/default.aspx?NguoiDung_MonHocid={1}", this.TabId, NguoiDung_MonHocID));
                 }
             }
             else
             {
                 Response.Redirect(string.Format("/tabid/{0}/default.aspx", this.TabId));
             }
         }
         else
         {
             Response.Redirect(string.Format("/tabid/{0}/default.aspx", this.TabId));
         }
     }
 }
        protected void ProcessDeThi()
        {
            string strDeThiID = Request.QueryString["dethiid"];
            string strMaDe    = Request.QueryString["made"];
            int    PortalID   = int.Parse(Request.QueryString["portalid"]);
            string strHtml    = UtilsDisplayDe.displayDe(strDeThiID, strMaDe, PortalID);

            Response.Clear();
            Response.ContentType = "application/pdf";
            Response.AddHeader("content-disposition", "attachment;filename=" + "PDFfile.pdf");
            Response.Cache.SetCacheability(HttpCacheability.NoCache);

            //strHtml= "<font face='arial unicode ms'>Hoàng Nam Thắng</font>";

            //strHtml += "<div><font face='arial unicode ms'>Thử coi thế nào</font></div>";
            Response.BinaryWrite(GetPDF(strHtml));
            Response.End();
        }
 protected void btnShow_Click(object sender, EventArgs e)
 {
     divContent.InnerHtml = UtilsDisplayDe.displayDe(ddlMaDe.SelectedValue, ddlMaDe.SelectedItem.Text, this.PortalId);
     //displayDe(ddlMaDe.SelectedValue);
 }