MobilitySolutions.Common.NHibernate.Methods Methods = new MobilitySolutions.Common.NHibernate.Methods();
        object OrderObject = null;
        object ProductObject = null;
        IList OrderList = (IList)Methods.GetListByPropertyValue(typeof(Yops.Business.Order), "OrderID", OrderID);
        foreach (Yops.Business.Order Order in OrderList)
        {
            OrderObject = Order;
        }

        IList ProductList = (IList)Methods.GetListByPropertyValue(typeof(Yops.Business.Product), "ProductID", ProductID);
        foreach (Yops.Business.Product Product in ProductList)
        {
            ProductObject = ProductList;
        }


        Yops.Business.OrderItem OrderItem = new Yops.Business.OrderItem();
        OrderItem.Product = (Yops.Business.Product)ProductObject;
        OrderItem.Quantity = Quantity;
        OrderItem.Order = (Yops.Business.Order)OrderObject;
        Methods.SaveObject(OrderItem);