[Moo] Accordion and nested lists

[DeMx]

How to attach Fx.Accordion to the next list? Nested unlimited.

HTML:
<ul>
  <li><a href="">item-1</a>
    <ul>
      <li><a href="">item-1.1</a>
        <ul>
          <li><a href="">item-1.1.1</a></li
        </ul>
      </li>
    </ul>
  </li>
  <li><a href="">item-2</a></li>
  <li><a href="">item-2</a></li>
</ul>