void play_sound(int, int, int);
void play_element_sound(int, int, int, int);
-void synchro_1(void);
-void synchro_2(void);
-void synchro_3(void);
+void logic_1(void);
+void logic_2(void);
+void logic_3(void);
int cleanup_em_level(unsigned char *, int, char *);
void convert_em_level(unsigned char *, int);