      *  the <code>createPopUp()</code> or <code>addPopUp()</code> method.
      *  
      *  @param window The IFlexDisplayObject representing the popup window.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public function removePopUp(popUp:IFlexDisplayObject):void
     {

     *  popup window before centering it.</p>
     *
     *  @param The IFlexDisplayObject representing the popup.
     */
    public function centerPopUp(popUp:IFlexDisplayObject):void
    {

     *  @return Reference to new top-level window.
     *
     *  @see PopUpManagerChildList
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function createPopUp(parent:DisplayObject,
                                className:Class,
