title: struts2 s:url with s:property value not working
body: <p>I am trying to use <code>s:url</code> and the value contains a property. And it's not working.</p>
  
  <pre><code>&lt;s:url value='/js/myJS-&lt;s:property value="locale"/&gt;.js'/&gt;
  </code></pre>
  
  <p>Expected output:</p>
  
  <pre><code>....../contextPath/js/myJS-en_US.js
  </code></pre>