save project

my_music.py

@@ -56,7 +56,22 @@ while True:
                     else:
                         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)-1
+                    pygame.mixer.music.load(music[num])
+                    pygame.mixer.music.play()
+                    click = 0
+                    play_button = stop_img
+                if x>420 and x<520 and y>350 and y<400:
+                    num+=1
+                    if num>len(music)-1:
+                        num = 0
+                    pygame.mixer.music.load(music[num])
+                    pygame.mixer.music.play()
+                    click = 0
+                    play_button = stop_img
     if pygame.mixer.music.get_busy() == False:
         num +=1
         if num>len(music)-1: