Thanks, it worked, it seemed to be from surface, changed to overlay and works like a charm.

The game runs fine in window mode, but when I switch to fullscreen mode, it beginns to stutter, move slowly and also the sound stutteres. Played with the config file, allowing it max priority, nothing changed at all. My specs are CPU: Athlonx XP 1.7GHz RAM: 512 SDRAM SOUND: AC97 VIA VIDEO: GeForce …