mp3 and video player navigation problem

Hi ppl,
I make my base swf in which I load external swf’s. In my base swf I have mp3 player. Everything works fine until I need to load external Video gallery or mmedija.swf. In video gallery I have

import flash.media.SoundMixer;
SoundMixer.stopAll();

to stop my mp3 player sounds and play video files… But then when load some other files I want to stop playing video files and restart mp3 player.

Anny suggestion

here’s my code

var Xpos:Number = 120.45;
var Ypos:Number = 140.45;
var swf:MovieClip;
var loader:Loader = new Loader();

var defaultSWF:URLRequest = new URLRequest(“novosti.swf”);

loader.load(defaultSWF);
loader.x = Xpos;
loader.y = Ypos;
addChild(loader);

// Import classes for easier use
import fl.transitions.Tween;
import fl.transitions.TweenEvent;
import fl.transitions.easing.*;
var myTweenOut:Tween;
var nextLoadS:String;

// Btns Universal function
function btnClick(event:MouseEvent):void
{
nextLoadS = event.target.name;
myTweenOut = new Tween(loader,“alpha”,None.easeOut,loader.alpha,0,1 ,true);
myTweenOut.addEventListener(TweenEvent.MOTION_FINI SH,tweenOutCompleteF);
}

function tweenOutCompleteF(e:TweenEvent)
{
myTweenOut.removeEventListener(TweenEvent.MOTION_F INISH,tweenOutCompleteF);
myTweenOut = null;
var newSWFRequest:URLRequest = new URLRequest(nextLoadS + “.swf”);
var myTweenIn:Tween = new Tween(loader,“alpha”,None.easeOut,loader.alpha,1,1 ,true);
loader.load(newSWFRequest);
loader.x = Xpos;
loader.y = Ypos;
addChild (loader)
}
// Btn listeners
novosti.addEventListener(MouseEvent.CLICK, btnClick);
biografija.addEventListener(MouseEvent.CLICK, btnClick);
albumi.addEventListener(MouseEvent.CLICK, btnClick);
galerija.addEventListener(MouseEvent.CLICK, btnClick);
mmedija.addEventListener(MouseEvent.CLICK, btnClick);
gb.addEventListener(MouseEvent.CLICK, btnClick);
kontakt.addEventListener(MouseEvent.CLICK, btnClick);

Thanks in advance Duh_koji