title: jquery replace the content of a #div with the contents of another #div?
body: <p>How Could I correctly replace the content of a div with the contents of another div?</p>
  
  <ul>
  <li>div1</li>
  <li>div2</li>
  </ul>
  
  <p>I want the contents of div2 to be replacing the contents of div1</p>
  
  <pre><code>  $('#start').load('#start_hidden');
  </code></pre>