//------------------------------------------------------------------------------------------------------------------------------------------+
 protected void Page_Load(object sender, EventArgs e)
 {
     MyShoppingCart usersShoppingCart = new MyShoppingCart();
     String cartId = usersShoppingCart.GetShoppingCartId();
     decimal cartTotal = 0;
     cartTotal = usersShoppingCart.GetTotal(cartId);
     if (cartTotal > 0)
     {
         lblTotal.Text = String.Format("{0:c}", usersShoppingCart.GetTotal(cartId));
     }
     else
     {
         LabelTotalText.Text = "";
         lblTotal.Text = "";
         ShoppingCartTitle.InnerText = "Shopping Cart is Empty";
         UpdateBtn.Visible = false;
         CheckoutBtn.Visible = false;
     }
 }
        //------------------------------------------------------------------------------------------------------------------------------------------+
        protected void UpdateBtn_Click(object sender, ImageClickEventArgs e)
        {
            MyShoppingCart usersShoppingCart = new MyShoppingCart();
            String cartId = usersShoppingCart.GetShoppingCartId();

            ShoppingCartUpdates[] cartUpdates = new ShoppingCartUpdates[MyList.Rows.Count];
            for (int i = 0; i < MyList.Rows.Count; i++)
            {
                IOrderedDictionary rowValues = new OrderedDictionary();
                rowValues = GetValues(MyList.Rows[i]);
                cartUpdates[i].ProductId =  Convert.ToInt32(rowValues["ProductID"]);
                cartUpdates[i].PurchaseQantity = Convert.ToInt32(rowValues["Quantity"]); 

                CheckBox cbRemove = new CheckBox();
                cbRemove = (CheckBox)MyList.Rows[i].FindControl("Remove");
                cartUpdates[i].RemoveItem = cbRemove.Checked;
            }

            usersShoppingCart.UpdateShoppingCartDatabase(cartId, cartUpdates);
            MyList.DataBind();
            lblTotal.Text = String.Format("{0:c}", usersShoppingCart.GetTotal(cartId));
        }