      *  @productversion Flex 3
      */
     function get playheadTime():Number;
+    
+    /**
+     * @private
+     */
+    function set playheadTime(value:Number):void;
     
     //----------------------------------
     //  propertyChanges

    //----------------------------------

    /**
     *  Current position in time of the effect.
     *  This property has a value between 0 and the actual duration 
     *  (which includes the value of the <code>startDelay</code>, 
     *  <code>repeatCount</code>, and <code>repeatDelay</code> properties).
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9

{

import flash.events.Event;

import mx.effects.effectClasses.PropertyChanges;

/**
