are closed.  The default is 30&nbsp;seconds.</P>
    </DD>

    <DT>
      <TT><A name="start">start</A> <I>portOpt</I></TT>
    </DT>
    <DD>
      <P>starts a HTTP server and lets it listen for connections in
	a concurrent thread.  If <TT><I>portOpt</I></TT> is <TT>SOME
	<I>port</I></TT>, tries to listen on <TT><I>port</I></TT>, else
	selects an available port.  Returns the port on which it listens
	for request.</P>
    </DD>

    <DT>
      <TT><A name="register">register</A> (<I>url</I>, <I>handler</I>