title: retrieve xpath content from div id
body: <p>How do I retrieved the text inside article-field1?</p>
  
  <pre><code>&lt;title&gt;Testing&lt;/title&gt;
    &lt;link&gt;http://example.org&lt;/link&gt;
    &lt;description&gt;Description&lt;/description&gt;
    &lt;language&gt;en-us&lt;/language&gt;
    &lt;lastBuildDate&gt;Mon, 13 Feb 2012 00:00:00 +0000&lt;/lastBuildDate&gt;
  
    &lt;item&gt;
      &lt;title&gt;Title Here&lt;/title&gt;
      &lt;link&gt;http://example.org/2012/03/27/&lt;/link&gt;
      &lt;description&gt;&lt;![CDATA[
          &lt;div id="article-field1"&gt;&lt;a href="http://example.org/test1"&gt;Test 1&lt;/a&gt;&lt;/div&gt;
          &lt;div id="article-field2"&gt;123&lt;/div&gt;
      &lt;pubDate&gt;Tue, 2 Mar 2012 00:00:00 +0000&lt;/pubDate&gt;
    &lt;/item&gt;
  </code></pre>
  
  <p>I've tried to use</p>
  
  <pre><code>//description/div[@id="article-field1"]/text()
  </code></pre>
  
  <p>Any advise?</p>
  
  <p>Thanks</p>