title: Changing an html "for" label with java script
body: <p>I need to change a "for" label from an extension using javascript. I am unsure how to do this.
  Thank in advance for the help!</p>
  
  <pre><code>&lt;input id="theCheckboxId" type="checkbox" name="theCheckBoxName" /&gt;
  &lt;label for="theCheckBox"&gt;The text I want to change&lt;/label&gt;
  </code></pre>