HoW To USE GAMESHARK ON EMULATOR PSX
First Run GameShark, then Selec Cheats and Choose your game, after that press the X button to enable the cheats,
and Press the start button.
you will back to the first menu, and you can see the cheats of your game have been activated, now select start game
and select with cheat
then you should insert game disc, press the "Esc" on keyboard
and select file->Change Disc->ISO,
and choose your game thats you want
and you will back to gameshark menu, then press X button to run and please wait..