Flex程序添加背景音乐

1.首先导入包

import flash.media.Sound;

2.在Script中写代码(最好写在初始化程序中initApp())

var req:URLRequest = new URLRequest("music.mp3");
var sound:Sound = new Sound(req);
sound.play();
3.把initApp()函数放在creationComplete中

creationComplete="initApp();"

OK,搞定！