Instructions
Start "Visual GBA" and click "File" and then "Open." Select the game you want to play.
Push the "Cheats" tab at the top of the screen and then select "Cheat List."
Push "GameShark" to bring up a blank window. You can insert cheats here for GameShark, Action Replay and Code Breakers.
Insert your Action Replay codes and then click "Okay." They're now in effect.