re chars, except the double quote. It stops when it sees
        a double quote.
      </p>
<h5>
<a name="spirit_x3.tutorials.employee.h2"></a>
        <span class="phrase"><a name="spirit_x3.tutorials.employee.difference"></a></span><a class="link" href="employee.html#spirit_x3.tutorials.employee.difference">Difference</a>
      </h5>
<p>
        The expression:
      </p>
<pre class="programlisting"><span class="identifier">a</span> <span class="special">-</span> <span class="identifier">b</span>
</pre>
<