save project

my_music.py

@@ -51,6 +51,15 @@ while True:
                     else:
                         play_button = play_img
                         pygame.mixer.music.pause()
+                if x>120 and x<220 and x>350 and x<400:
+                    num-=1
+                    if num<0:
+                        num=len(filelist)-1
+                    pygame.mixer.music.load(filelist[num])
+                    pygame.mixer.music.play()
+                    cilck=0
+                    play_button=stop_img
+
 
         
     if pygame.mixer.music.get_busy() == False: