title: Update xml file with ColdFusion
body: <p>I have an xml file that needs to updated. The user wants to be able to select the year and amount. What is the best way?</p>
  
  <p>Thanks</p>
  
  <pre><code>&lt;root&gt;
  &lt;SGA&gt;
  &lt;Year&gt;2008&lt;/Year&gt;
  &lt;Amt&gt;940&lt;/Amt&gt;
  &lt;/SGA&gt;
  &lt;SGA&gt;
  &lt;Year&gt;2009&lt;/Year&gt;
  &lt;Amt&gt;980&lt;/Amt&gt;
  &lt;/SGA&gt;
  &lt;SGA&gt;
  &lt;Year&gt;2010&lt;/Year&gt;
  &lt;Amt&gt;1000&lt;/Amt&gt;
  &lt;/SGA&gt;  
  &lt;/root&gt;
  </code></pre>