View Order's invoice:
An invoice could be generated for each order when you process it.
(It could be done by pressing "Create Invoice" while viewing details
of a specific order from "View New Orders" or "View All Orders".)
1. Select an invoice no. from drop menu and press "View Invoice".
OR
2. Select customer name from drop down list and press "View Invoice".
All invoices of this customer will be displayed.
OR
3. Select the two dates and press "View Invoice" to see all the invoices
created between these two dates.