Например вот так:
Код AS3:
package actionScript
{
import flash.events.MouseEvent;
import flash.display.Sprite;
import fl.transitions.Tween;
import fl.transitions.easing.*;
public class PopUpManager extends Sprite
{
var inTween:Tween;
var outTween:Tween;
public function PopUpManager()
{
trace("наш класс успешно прикрепися к объекту!!!")
inTween = new Tween(this, "y", Elastic.easeOut, 5, 550, 1.5, true);
close_mc.addEventListener(MouseEvent.CLICK, closed)
}
private function closed(event:MouseEvent):void
{
trace("closed")
outTween = new Tween(this, "y", Elastic.easeOut, 550, 75, 1.5, true);
}
}
}