xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:s="library://ns.adobe.com/flex/spark">
angleYFrom="0" angleYTo="360" repeatCount="2" repeatBehavior="reverse"
effectStart="playButton.enabled=false;" effectEnd="playButton.enabled=true;" />
source="@Embed(source='a.png')" />
click="rotateEffect.play();" />