1. Login to the administration area of the shopping cart and go to the 'Payment methods' area:

  2. Enable the MultiCards payment option and click on 'configure':

  3. Define your merchant account number, and the Page ID used for this shop in your merchant menu:

  4. Login to your merchant menu and open the page id properties defined in the shopping cart.
  5. Set the full location of payment_cc.php as the orderpage location.
  6. Set the full location of cc_multicard.php as the posturl location.
  7. Set the following in the Postfields property: total_amount,order_num,user1
  8. Contact the MultiCards Technical Helpdesk for a review and final test.