  *
  *  @see flash.filesystem.File
  * 
+ *  
+ *  @langversion 3.0
+ *  @playerversion AIR 1.1
+ *  @productversion Flex 3
  */
 public class FileSystemDataGrid extends DataGrid
 {

     *
     *  @see #forwardHistory
     *  @see #navigateForward()
     */
    public function get canNavigateForward():Boolean
    {

     *      click="fileSystemViewer.navigateUp();"/&gt;</pre>
     *
     *  @see #canNavigateUp
     *  
     *  @langversion 3.0
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function navigateUp():void
    {
