protected void Page_Load(object sender, EventArgs e)
        {
            bind_SanPham();

            string link_fb = Request.QueryString["s"];

            rptQuangCao.DataSource = QuangCaoService.QuangCao_GetByTop("", " Active='True'", "");
            rptQuangCao.DataBind();

            if (link_fb != null)
            {
                Session["link_fb"] = link_fb;
                List <Entity.KhachHang> lstKh = new List <Entity.KhachHang>();

                lstKh = KhachHangService.KhachHang_GetByTop("", " Link_Fb='" + Session["link_fb"].ToString() + "' ", "");
                if (lstKh.Count == 0)
                {
                    KhachHang objkh = new KhachHang();
                    objkh.TenKH    = "";
                    objkh.GioiTinh = "true";
                    objkh.NgaySinh = "";
                    objkh.MatKhau  = "";

                    objkh.Email    = "";
                    objkh.TaiKhoan = Session["TenDangNhap"].ToString();
                    objkh.SDT      = "";
                    objkh.Tinh     = "";
                    objkh.Quan     = "";
                    objkh.DiaChi   = "";
                    objkh.Link_Fb  = Session["Link_Fb"].ToString();
                    KhachHangService.KhachHang_Insert(objkh);
                }
            }
        }
        protected void ImageButton2_Click(object sender, ImageClickEventArgs e)
        {
            ImageButton btn = (sender as ImageButton);
            string      id  = btn.CommandArgument;

            QuangCaoService.QuangCaoClick_Update(id);
        }