private void BindData(int PageIndex) { GroupProductModel model = new GroupProductBll().GetModel(ProductID); Literal_ProductName.Text = model.ProductName; int RecordCount = 0; GridView1.DataSource = bll.GetList(PageIndex, AspNetPager.PageSize, " and groupproductid = " + ProductID, out RecordCount); GridView1.DataBind(); AspNetPager.RecordCount = RecordCount; }