      *  Clones the MessageAckEvent.
      *
      *  @return Copy of this MessageAckEvent.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion BlazeDS 4
+     *  @productversion LCDS 3 
      */
     override public function clone():Event
     {


/**
 *  The MessageAckEvent class is used to propagate acknowledge messages within the messaging system.
 */
public class MessageAckEvent extends MessageEvent
{    

    
    /**
     *  Utility property to get the message property from the MessageEvent as an AcknowledgeMessage.  
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion BlazeDS 4
     *  @productversion LCDS 3 
     */
    public function get acknowledgeMessage():AcknowledgeMessage
    {
