save project

my_music.py

@@ -56,12 +56,21 @@ while True:
                         play_button = play_img
                         pygame.mixer.music.pause()
                 if x>120 and x<220 and y>350 and y<400:
+                    num-=1
+                    if num<0:
+                        num=len(music_list)-1
+                    pygame.mixer.music.load(path+"\\"+music_list[num])
+                    pygame.mixer.music.play()
+                    click=0
+                    play_button=stop_img
+                if x>120 and x<220 and y>350 and y<400:
                     num+=1
                     if num>len(music_list)-1:
                         num=0
                     pygame.mixer.music.load(path+"\\"+music_list[num])
                     pygame.mixer.music.play()
-
+                    click=1
+                    play_button=play_img
 
     if pygame.mixer.music.get_busy() == False:
         num+=1