OrderItem item2 = new OrderItem(order, 2, "Prehistoric Britain", OrderItem.TYPE_BOOK, 15);
OrderItem item3 = new OrderItem(order, 3, "Holiday Music", OrderItem.TYPE_CD, 9);
OrderItem item4 = new OrderItem(order, 4, "Very Best of Mick Jagger", OrderItem.TYPE_CD, 11);
OrderItem item5 = new OrderItem(order, 5, "The Master and Margarita", OrderItem.TYPE_BOOK, 29);
order.addItem( item1 );
order.addItem( item2 );
order.addItem( item3 );
order.addItem( item4 );
order.addItem( item5 );