      */ 
     override mx_internal function get exitApplicationOnBackKey():Boolean
     {
-    	if (activeNavigator)
-    		return activeNavigator.exitApplicationOnBackKey;
-
-    	return super.exitApplicationOnBackKey;
+        if (activeNavigator)
+            return activeNavigator.exitApplicationOnBackKey;
+
+        return super.exitApplicationOnBackKey;
     }
     
     //----------------------------------

     *  source is assigned.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    private function stopTrackingUpdates(item:Object):void
    {

     *  assigned.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 2.5
     *  @productversion Flex 4.5
     */
    private function startTrackingUpdates(item:Object):void
    {
