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Creating a reusable effect in ActionScript with Move class

<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">     <mx:Script>                  import flash.events.Event;         import mx.effects.Effect;         import mx.effects.Move;         private var myMove:Move = new Move();         private function playMove(target:Object,newX:Number, newY:Number):void {             myMove.end();             myMove.target = target;             myMove.duration = 4000;             myMove.xTo = newX - target.width/2;             myMove.yTo = newY - target.height/2;             myMove.play();         }         private function handleClick(eventObj:Event):void {             var targetComponent:Object = eventObj.currentTarget;             var parentCont:Object = targetComponent.parent;             playMove(eventObj.target, parentCont.width/2, parentCont.height/2);         }            </mx:Script>     <mx:Canvas width="200" height="200">         <mx:Button id="myButton" label="Center me" click="handleClick(event);" />     </mx:Canvas> </mx:Application>