Find out weapon adress. U'll get two. Find out pointers for both. One of them is for the weapon, the other one for the way you shoot. Find out which is what of both. Now choose weapon u want to shoot with in game. Change value of the way u shoot into the famas value (need values? WarRock directory - Data - Weapons.txt). Tadaa, u can shoot with the wepon u have chosen like with a famas.