 				
 			case SkinPartEvent.PART_ADDED:
 			{
-				titleDisplay = Panel(master).titleDisplay;
+				titleDisplay = Panel(master).titleDisplay as InteractiveObject;
 				if (SkinPartEvent(event).instance == titleDisplay)
 				{
 					titleDisplayAccImpl = titleDisplay.accessibilityImplementation;

import mx.events.ResizeEvent;

import spark.components.Panel;
import spark.components.supportClasses.TextBase;
import spark.events.SkinPartEvent;

use namespace mx_internal;

				
			case SkinPartEvent.PART_REMOVED:
			{
				titleDisplay = Panel(master).titleDisplay as InteractiveObject;
				if (SkinPartEvent(event).instance == titleDisplay)
				{
					titleDisplay.accessibilityImplementation = titleDisplayAccImpl;
