<div class="accordion-group">
    <div class="accordion-heading">
        <a class="accordion-toggle" data-toggle="collapse" data-parent="#{{ div.data_parent }}" href="#{{ div.css_id }}">{{ div.name }}</a>
    </div>
    <div id="{{ div.css_id }}" class="accordion-body collapse{% if div.active %} in{% endif %}" >
        <div class="accordion-inner">
            {{ fields|safe }}
        </div>
    </div>
</div>