function SoundPlay(sound_name){
	ajax_loadContent('sound_load','sound/'+sound_name+'.txt');
}
function MusicPlay(sound_name,id1,id2){
	ajax_loadContent('sound_load','sound/'+sound_name+'.txt');
	ClassChange(id1,'movie_off');
	ClassChange(id2,'movie_on');
}
function MusicStop(id1,id2){
	ajax_loadContent('sound_load','null.txt');
	ClassChange(id1,'movie_on');
	ClassChange(id2,'movie_off');
}
function SubMusicPlay(sound_name,id1,id2){
	ajax_loadContent('sound_load','sound/'+sound_name+'.txt');
	ClassChange(id1,'artists_sound_off');
	ClassChange(id2,'artists_sound_on');
}
function SubMusicStop(id1,id2){
	ajax_loadContent('sound_load','null.txt');
	ClassChange(id1,'artists_sound_on');
	ClassChange(id2,'artists_sound_off');
}