private var audioclip:MovieClip;

private var Sframe:Sound;        

 

...........

 

Sframe = new Sound(audioclip);

Sframe.loadSound('your mp3 link for file');

 

..........

 

public function playMovie()

{

        Sframe.stop();

        Sframe.start(audioclip.lastPosition,1);

}

public function pauseMovie()

{

        audioclip.lastPosition = getNowTime();

        Sframe.stop();

}

public function getNowTime():Number

{

        var time:Number = Sframe.position/1000;

        return time;

}