void load_data()
        {
            List <tbl_ProductInfo> prods = Session["cart"] as List <tbl_ProductInfo>;

            Products_gw.DataSource = prods;
            Products_gw.DataBind();
        }
        protected void Products_gw_RowCommand(object sender, GridViewCommandEventArgs e)
        {
            List <tbl_ProductInfo> prods = Session["cart"] as List <tbl_ProductInfo>;

            if (e.CommandName == "Delete") // Archive a chosen SOC by the SOCID and HandSetID.
            {
                prods.RemoveAt(Convert.ToInt16(e.CommandArgument));
                Products_gw.DataSource = prods;
                Products_gw.DataBind();
                Response.Redirect("Cart_View.aspx");
            }
        }