title: How to get a random number in JSTL?
body: <p>I would like to get something like the next code generated in JSTL</p>
  
  <pre><code>&lt;c:choose&gt;
      &lt;c:when test="${random number is even}"&gt;
          &lt;div class="redlogo"&gt;
      &lt;/c:when&gt;
      &lt;c:otherwise&gt;
          &lt;div class="greenlogo"&gt;
      &lt;/c:otherwise&gt;
  &lt;/c:choose&gt;
  </code></pre>