int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
int new_level_nr, old_level_nr = level_nr;
int font_color = (leveldir[leveldir_nr].readonly ? FC_RED : FC_YELLOW);
int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
int new_level_nr, old_level_nr = level_nr;
int font_color = (leveldir[leveldir_nr].readonly ? FC_RED : FC_YELLOW);