diff --git a/my_music.py b/my_music.py
index 1b2eac9..8dbed8a 100644
--- a/my_music.py
+++ b/my_music.py
@@ -13,7 +13,9 @@ next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 
 # 载入音乐
-pygame.mixer.music.load('歌曲1.wav')  # 载入音乐      
+pygame.mixer.music.load('歌曲1.wav')  # 载入音乐 
+music_list = ['歌曲1.wav','歌曲2.wav','歌曲3.wav','歌曲4.wav'] 
+num = -1    
 
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量