  *  for an individual call.
  *  The AsyncToken can be referenced in <code>ResultEvent</code> and 
  *  <code>FaultEvent</code> from the <code>token</code> property.
+ *  
+ *  @langversion 3.0
+ *  @playerversion Flash 9
+ *  @playerversion AIR 1.1
+ *  @productversion Flex 3
  */
 public dynamic class AsyncToken extends EventDispatcher
 {


    /**
     *  Provides access to the associated message.
     */
    public function get message():IMessage
    {

    /**
     * Determines if this token has at least one <code>mx.rpc.IResponder</code> registered.
     * @return true if at least one responder has been added to this token. 
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function hasResponder():Boolean
    {
