In cheat menu enter
it gives you Ak-47 w/ grenade launcher and a M249 and Fn-Mag
Okay, some people just can't get through the Swiss bank level. Heres a cheat, at the main page, press: Select, right, up, down, O, left, , triangle and O. Inputting this shall get you the cheats menu. In the cheats menu, you can on invinciblity, invisibility etc.