                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.