At the start screen go to password and put HACKER5QVAD as a password. You will automatically come out of the password so all you have to do is press start.
Various Passwords
Enter these at the password screen for the desired effect.
Effect
Password
Greatly speeds up the time counter
T1CK2000
Password is accepted, but not sure what it does
N1KEHAM
Start with $100 million, all weapons and equipment are available, all mods are available
R0B1999
Start with $100 million, all weapons and equipment are available, all mods are available