     include "../../core/Version.as";
 
     /**
-     *  Constructor
+     *  Constructor.
      */
     public function DefaultDataDescriptor()
     {

     *  This method is used by menu-based controls.
     *
     *  @param node The node for which to get the status.
     *  @return The value of the node's <code>toggled</code>
     *  attribute or field, or <code>false</code> if there is no such
     *  entry.

     *  access the child; otherwise, it uses the <code>parent</code> parameter
     *  and ignores the <code>model</code> parameter.
    *
     *  @param parent The node object that currently parents the child node.
     *  @param child The node that is being removed.
     *  @param index The 0-based index of  the child node to remove relative to the parent.
     *  @param model The entire collection that this node is a part of.
     *  
     *  @return <code>true</code> if successful.
     */
    public function removeChildAt(parent:Object, child:Object, index:int, model:Object = null):Boolean
    {
