protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { PromoGridView.DataSource = BusinessLogic.Promos(); PromoGridView.DataBind(); DiscountGridView.DataSource = BusinessLogic.CDiscount(); DiscountGridView.DataBind(); CategoryDDL.DataSource = BusinessLogic.Cats(); CategoryDDL.DataTextField = "Name"; CategoryDDL.DataValueField = "CategoryID"; CategoryDDL.DataBind(); } }