      */
     override protected function itemShowingCaret(index:int, showsCaret:Boolean):void
     {
-    	super.itemShowingCaret(index, showsCaret); 
-    	
+        super.itemShowingCaret(index, showsCaret); 
+        
         var renderer:Object = dataGroup ? dataGroup.getElementAt(index) : null;
         
         if (renderer is IItemRenderer)

            // caretIndex backing variable. 
            var oldIndex:Number = caretIndex; 
            _caretIndex = getLastItemValue(newInterval);
        	 
            e = new IndexChangedEvent(IndexChangedEvent.CARET_CHANGE); 
            e.oldIndex = oldIndex; 
            e.newIndex = caretIndex; 

     *  removed from this component. 
     *   
     *  @param index The new index.
     *   
     *  @param add <code>true</code> if an item was added to the component, 
     *  and <code>false</code> if an item was removed.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
