Here is some of the door codes you can find in the game by hacking into computers, you can use them insted of hacking into doors
the prison: 1403 - unlocks the doors with code in the prison
server room: 6278 - unlocks the door into the server room in the jba HQ
office door: 2701 - opens the door to the emile dude's ( the boss) office in jba's HQ
navigation room: 2112 - opens the door to the nav. room in the boat level.
workshop: 1337 - opens the door to the workshop in the jba HQ________________________________________________________________
theres probably more codes to unlock doors, but this is the once ive writen down so hope this helps you guys
[Edited by NoBreakz, 1/6/2010 3:43:42 PM]