Copyright: Copyright 1998-2001 W3C (MIT, INRIA, Keio), All Rights Reserved.
See http://www.w3.org/Consortium/Legal/.
Author: Geoff Freed, WGBH/NCAM
           Version:March 13 2001, v2
            Module: Content Control Module
           Feature: systemOverdubOrSubtitle test attribute
         File Name: systemOverdubOrSubtitle.smil
  Media Components: 2 JPG, 2 WAV
 Expected Behavior: Show image;
                    play German audio or show German subtitles,
                      as selected by the user.
                    play English audio only if English was selected by
the user.