{eyou:channel type="top" row="10" id="field" currentstyle="cur"}
<li>
<a href="{$field.typeurl}" class="levelOne">{$field.typename}</a>
<div class="subnavcont">
<div class="subnavlist navabout clearfix">
<div>
{eyou:channel name="$field.children" row="100" id="field2" }
<a href="{$field2.typeurl}" class="{$field.currentstyle}"> {$field2.typename}</a>
{/eyou:channel}
</div>
</div>
</div>
</li>
{/eyou:channel}