int exPlaySound(tSoundFX id, int x, int y, BOOL bLoop)
{
int channel;
 if (!TheGame.pGameSounds[id] || !TheGame.bHaveAudio)
  return -1;
 channel = Mix_PlayChannel(-1, TheGame.pGameSounds[id], bLoop?-1:0);
 Mix_Volume(channel, MIX_MAX_VOLUME);
return channel;
}