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

<ui-view></ui-view>