Pony.fm/public/templates/favourites/_layout.html

<div>
    <ul class="tabs">
        <li ng-class="{active: stateIncludes('favourites.tracks')}"><a href="/account/favourites/tracks">Tracks</a></li>
        <li ng-class="{active: stateIncludes('favourites.albums')}"><a href="/account/favourites/albums">Albums</a></li>
        <li ng-class="{active: stateIncludes('favourites.playlists')}"><a href="/account/favourites/playlists">Playlists</a></li>
    </ul>

    <ui-view></ui-view>

    <pre>
        $state = {{$state.current.name}}
        $stateParams = {{$stateParams}}
    </pre>
</div>