The InkSoft shopping cart is already integrated with PayJunction. Simply select PayJunction as the Payment Gateway in the drop down menu from the configuration page located at Config->Global Settings->License->Payment Processors in InkSoft. You will then be asked to provide your PayJunction API login name and password.
QuickLink API Login and Password
To see how to set your QuickLink API login and password, click this link:
If you need additional assistance, please contact InkSoft support: