where do i enter these codes?

----Added 6/1/2009 at 9:32 PM----
crap, and 1 more thing, btw i ment to put this in the frist question i had, do i enter the codes offline and go online with them already on, or do i just go online like normal, with no codes, when i get online enter a game, blah blah blah, do i enter the codes when im playing?