def audio_crossFade(fadeTime, music):
        oldChannel = None
        newChannel = None
        if renpy.music.get_playing(channel="music") is not None and renpy.music.get_playing(channel="music1") is None:
            oldChannel = "music"
            newChannel = "music1"
        elif renpy.music.get_playing(channel="music") is None and renpy.music.get_playing(channel="music1") is not None:
            oldChannel = "music1"
            newChannel = "music"
        elif renpy.music.get_playing(channel="music") is None and renpy.music.get_playing(channel="music1") is None:
            oldChannel = None
            newChannel = "music"

        if oldChannel is not None:
            renpy.music.stop(channel= oldChannel, fadeout=fadeTime)

        if newChannel is not None:
            renpy.music.play(music, channel=newChannel, loop=None,fadein=fadeTime)