enum
{
    AX_LOGO=1,
    AX_PLAY_PAUSE,
    AX_PREV,
    AX_NEXT,
    AX_VOL,
    AX_TRACK,
    AX_HIDE
};

int trk_height();
int trk_init();
int trk_deinit();
int trk_width(int w);
#ifdef TRK_DISPLAY
int trk_display(SDL_Surface *dc,int y, int mx, int ps, int rev);
#endif
int trk_enabled();
int trk_enable(int yes);
int trk_seek(double posx);
int trk_shown();
int trk_show(int yes);
double trk_manualpos();
int trk_newpos(double posx);