GTA 3 - no cd crack help plz

[-RotD-Saber^]

Can any 1 help me with GTA 3 i have just bought it and my cd drive is a bit messed up and keeps joggying in game and i dont have the money for a new cd drive, i have tried the no cd cracks already but they dont work they have something called an ace and rar files and i dont really know what they are......just need some help with what to do if any 1 can point me the to a good crack or one they have that already works that would be great or some 1 jsut tell me what to do with teh rar and ace files!!!!

PLZ HELP ME!!

Saber^