Purchased script from phpprolance.com. Please read specs on website.
It has its own login system, however I want to force users to login using their facebook login information instead of forcing them to register. I still want the normal registration process, but if a user has a facebook account, I want them to register and/or login using facebook.
Here is more info: [url removed, login to view]
My site is [url removed, login to view]