<div class="tabs vtabs">

    <ul data-bind="foreach: topics">
        <li data-bind="text: $data,
                   css: { selected: $data == $parent.selectedTopic() },
                   click: $parent.selectTopic"></li>
    </ul>
</div>
<div id="vtabs-content" data-bind="component: { name: selectedComponent }">
    
</div>