      *  @param body The optional body to assign to the message.
      * 
      *  @param headers The optional headers to assign to the message.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion BlazeDS 4
+     *  @productversion LCDS 3 
      */
     public function AsyncMessage(body:Object = null, headers:Object = null)
     {


/**
 *  AsyncMessage is the base class for all asynchronous messages.
 */
public class AsyncMessage extends AbstractMessage implements ISmallMessage
{

	/**
	 *  Messages sent by a MessageAgent with a defined <code>subtopic</code>
	 *  property indicate their target subtopic in this header.
	 *  
	 *  @langversion 3.0
	 *  @playerversion Flash 9
	 *  @playerversion AIR 1.1
	 *  @productversion BlazeDS 4
	 *  @productversion LCDS 3 
	 */
	public static const SUBTOPIC_HEADER:String = "DSSubtopic";    

