      *
      *  @see mx.events.CollectionEvent
      *  @see mx.events.PropertyChangeEvent
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     function itemUpdated(item:Object, property:Object = null, 
                          oldValue:Object = null, 

     *  Equivalent to <code>addItemAt(item, length)</code>.
     *
     *  @param item The item to add.
     */
    function addItem(item:Object):void;
    

     *  @return The item that was removed.
     *
     *  @throws RangeError is index is less than 0 or greater than length. 
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    function removeItemAt(index:int):Object;
    
