      *  @playerversion AIR 2.5
      *  @productversion Flex 4.5
      */
-    private var _titleLayout:LayoutBase;
-    
     public function get titleLayout():LayoutBase
     {
         return _titleLayout;

    private var _active:Boolean = false;
    
    /**
     *  Flag indicating whether the current screen is active.  The view's navigator will 
     *  automatically set this flag to true or false as its state changes.  This getter 
     *  will dispatch <code>FlexEvent.VIEW_ACTIVATE</code> and 
     *  <code>FlexEvent.VIEW_DEACTIVATE</code> as the value changes.
     *  
     *  @default false
     * 


/**
 *  Dispatched when the screen is about to be removed in response
 *  to a screen change.  
 *  Calling <code>preventDefault()</code> 
 *  while handling this event cancels the screen change.
 * 
 *  @eventType mx.events.ViewNavigatorEvent.REMOVING
 *  
