protected void BtnAdd_Click(object sender, EventArgs e)
        {
            if (!String.IsNullOrWhiteSpace(Request.QueryString["id"]))
            {
                string clientId = Context.User.Identity.GetUserId();

                if (clientId != null)
                {
                    int id     = Convert.ToInt32(Request.QueryString["id"]);
                    int amount = Convert.ToInt32(ddlAmount.SelectedValue);


                    Basket basket = new Basket
                    {
                        Amount        = amount,
                        ClientID      = clientId,
                        DatePurchased = DateTime.Now,
                        IsInBasket    = true,
                        ProductID     = id
                    };

                    BasketModel basketModel = new BasketModel();
                    lblResult.Text = basketModel.InsertBasket(basket);
                }
                else
                {
                    lblResult.Text = "Molimo prijaviti se kako biste naručili artikl";
                }
            }
        }