Sort menu items alphabetically

Sort menu items alphabetically

Hi for all,

I'd like to sort menu items alphabetically. Any idea how I can do this?

Regards
  1.         <div class="sitemap">
                <div class="col-list">
                    <h4><a href="#">bb</a></h4>
                    <h4><a href="#">aa</a></h4>
                    <div class="lst-sub">
                        <a href="#">bb</a>
                        <ul>
                            <li><a href="#">bb</a></li>
                            <li><a href="#">aa</a></li>
                        </ul>
                    </div>
                    <div class="lst-sub">
                        <a href="#">aa</a>
                        <ul>
                            <li><a href="#">aa</a></li>
                        </ul>
                    </div>
                </div>
            </div>

        as result:

  1.     aa
            aa
                aa
            bb   
                aa
                bb
        bb