public CustomerOrderInfoDoc GetCustomerOrderInfo(
            string PartnerName,
            string LanguageId,
            string ClientIdentity,
            string OrderNumber,
            Nullable <int> OrderSequence)
        {
            OrderPortal op = new OrderPortal();

            return(op.GetCustomerOrderInfo(PartnerName, LanguageId, ClientIdentity, OrderNumber, OrderSequence));
        }
        public CustomerOrderLineRangeDoc GetCustomerOrderLineRange(
            string PartnerName,
            string LanguageId,
            string ClientIdentity,
            string OrderNumber,
            Nullable <int> OrderSequence,
            Nullable <int> FirstLinePosition,
            Nullable <int> LastLinePosition)
        {
            OrderPortal op = new OrderPortal();

            return(op.GetCustomerOrderLineRange(PartnerName, LanguageId, ClientIdentity, OrderNumber, OrderSequence, FirstLinePosition, LastLinePosition));
        }