tweenner in as3 with mouseEvent

  import caurina.transitions.Tweener;


//add Listener
mc.x=10;
mc.y=10;
mc.addEventListener(MouseEvent.MOUSE_OVER, U);//mouse event do "U"function
mc.addEventListener(MouseEvent.MOUSE_OUT, P);//mouse event do "P"function
function U(event:MouseEvent):void {

  Tweener.addTween(mc, {
  x: 10, //a property of the movieclip
  y: 10, //a property of the movieclip
  scaleX:2,//AS3: 0 to 1,1=100%
  scaleY:2,//AS3: 0 to 1,1=100%
  alpha: 0.5, //a property of the movieclip
  time: 1, //required
  delay: 0, //optional
  transition: "easeOutQuad" //optional, default value is "easeOutExpo"

});

 

}

function P(event:MouseEvent):void {
    Tweener.addTween(mc, {
  x: 10, //
  y: 10, //
  alpha: 1, //
  scaleX:1,//AS3: 0 to 1,1=100%
  scaleY:1,//AS3: 0 to 1,1=100%
  time: 1, //required
  delay: 0, //optional
  transition: "easeOutQuad" //optional, default value is "easeOutExpo"

});

}