      *  @private
      */    
     private var addedToPopUpManager:Boolean = false;
-    
+
     //--------------------------------------------------------------------------
     //
     //  Properties

     *  it will dispatch this event.  Then, in the listener, the developer can check
     *  the <code>commit</code> parameter and perform the appropriate actions.  </p>
     *
     *  @param commit The value for the <code>commit</code> property of the <code>PopUpClose</code> event.
     *  @param data The value for the <code>data</code> property for the <code>PopUpClose</code> event.
     *
     *  @see #open
     * 

 *  This event is dispatched when the container switches from "closed" to "normal"
 *  state and the transition to that state completes.
 *
 *  @eventType spark.events.PopUpEvent.OPEN
 * 
 *  @langversion 3.0
 *  @playerversion Flash 10
 *  @playerversion AIR 2.5
 *  @productversion Flex 4.5
 */
[Event(name="open", type="spark.events.PopUpEvent")]

/**
 *  Dispatched by the container when it's closed.
