      *  @param node The node object currently being evaluated.
      *  @param model The collection that contains the node; ignored by this class.
      *  @return An object containing the children nodes.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public function getChildren(node:Object, model:Object = null):ICollectionView
     {

     *  @param model The entire collection that this node is a part of.
     *  
     *  @return <code>true</code> if successful.
     */
    public function addChildAt(parent:Object, newChild:Object, index:int, model:Object = null):Boolean
    {

     *  @param model The entire collection that this node is a part of.
     *  
     *  @return <code>true</code> if successful.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function removeChildAt(parent:Object, child:Object, index:int, model:Object = null):Boolean
    {
