      * @param endValue The final value that the animation ends on
      * @param duration The length of time, in milliseconds, that the animation
      * will run
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 10
+     *  @playerversion AIR 1.5
+     *  @productversion Flex 4
      */
     public function Animation(startValue:Object=null, endValue:Object=null, 
                                   duration:Number=-1)

 *
 *  @see mx.effects.Animate
 *  @see mx.effects.effectClasses.FxAnimateInstance
 */
public class Animation extends EventDispatcher
{
    /**
     * TODOs:
     * - seek? reverse?
     */

    include "../core/Version.as";

     * Called by play() or by a Timer, if startDelay is nonzero. This
     * method initializes any necessary default state and adds the animation
     * to the list of active animations, which starts it actually running.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    private function start(event:TimerEvent = null):void
    {
