2013_Spring.xml

<!-- Name this file eg "2012_Fall.xml" or "2013_Spring.xml" 
     Take note of this name exactly, you'll need to use it everywhere. -->
<course>
  <chapter url_name="Staff"/>
  <chapter name="Problems with Condition">
        <sequential>
            <problem url_name="choiceprob" />
            <conditional url_name="condone"/>
        </sequential>
  </chapter>
</course>