<dt>Example:</dt>
<dd>
    <ul>
        <li>JSON: <a href="{% url "mapit_index" %}postcode/partial/SW1A">/postcode/partial/SW1A</a>
        <li>HTML: <a href="{% url "mapit_index" %}postcode/partial/SW1A.html">/postcode/partial/SW1A.html</a>
    </ul>
</dd>
