Unloading swf but the swf sound still play

Question

after unloading swf
the sound of swf still play ??
how i can stop the swf completely?

Answer 1

if u mean using
SoundMixer.stopAll();
before the loading swf code
i try that
and still playing
thats the code of scene 1
stop();
import flash.events.Event;
          SoundMixer.stopAll();
var scene1s:Loader = new Loader ();
scene1s.load(new URLRequest("scene1.swf"));
addChild(scene1s);
addChild(entery_bt);
entery_bt.addEventListener(MouseEvent.CLICK, ToMainEntery);
function ToMainEntery(event:MouseEvent):void
          scene1s.unloadAndStop();
          MovieClip(this.root).gotoAndPlay(1, "Scene 2");
so he goes to scene 2 with the sound still playing ?