{%- if theme_show_relations  %}
<div class="relative">
    {%- if prev %}
      <h4>{{ _('Previous topic') }}</h4>
      <p class="topless"><a href="{{ prev.link|e }}"
                            title="{{ _('previous chapter') }}">{{ prev.title }}</a></p>
    {%- endif %}
    {%- if next %}
      <h4>{{ _('Next topic') }}</h4>
      <p class="topless"><a href="{{ next.link|e }}"
                            title="{{ _('next chapter') }}">{{ next.title }}</a></p>
    {%- endif %}
</div>
{%- endif %}