     public var titleDisplay:Label; // TODO fix after Text spec is drafted
     
     //----------------------------------
-    //  backButtonLabel
-    //----------------------------------
-    
-    private var _backButtonLabel:String;
-    
-    /**
-     *  @langversion 3.0
-     *  @playerversion Flash 10
-     *  @playerversion AIR 2.5
-     *  @productversion Flex 4.5
-     */
-    public function get backButtonLabel():String
-    {
-        return _backButtonLabel;
-    }
-    
-    /**
-     * @private
-     */
-    public function set backButtonLabel(value:String):void
-    {
-        if (value == _backButtonLabel)
-            return;
-        
-        _backButtonLabel = value;
-        
-        if (backButton)
-            backButton.label = value;
-    }
-    
-    //----------------------------------
     //  title
     //----------------------------------
     

        else if (instance == titleDisplay)
        {
            titleDisplay.text = title;
        }
        
        if (index > -1)

            else
            {
                titleGroup.mxmlContent = titleDisplay ? [titleDisplay] : null;
                invalidateProperties();
            }
            
