Where number is currency id in HostBill,
- 0 - default currency you've set
- 1,2... next currencies
So order links:
http://domain.com/index.php?/cart/shared-hosting/&action=changecurr¤cy=1 http://domain.com/index.php?/cart/promotional-specials/&action=changecurr¤cy=0
How to get currency ID?