private void LoadOrders()
 {
     orderTable.Rows.Clear();
     foreach (Order order in ApplicationObjects.GetAllOrders())
     {
         DataRow newRow = orderTable.NewRow();
         newRow["Order Id"]        = order.OrderId.ToString();
         newRow["First Name"]      = order.Person.FirstName;
         newRow["Last Name"]       = order.Person.LastName;
         newRow["Entry Date"]      = order.OrderEntryDate.ToString();
         newRow["Fulfilled Date"]  = (order.OrderFulfillDate != null) ? order.OrderFulfillDate.ToString() : "not filled";
         newRow["Number of Items"] = order.NumberOrderItems.ToString();
         newRow["Order Status"]    = order.OrderStatus.ToString();
         orderTable.Rows.Add(newRow);
     }
     dgvOrders.DataBind();
 }