t may help to include a parameter in
          the URL which has a timestamp as the value min order to
          decide whether a request is repeated. IEx is reported to
          retrieve a document up to three times, but never more often.
        </li>
      
</ul>
</div>
    
<a name="servlet-engine"></a>
<h2 class="underlined_10">Servlet Engines</h2>
<div class="section">
<p>
        When using a servlet engine, there are potential CLASSPATH issues, and potential conflicts 
        with existing XML/XSL