{% load static %}
<script src="{% get_static_prefix %}leaflet{% if version %}/{{ version }}{% endif %}/leaflet{% if debug %}-src{% endif %}.js" type="text/javascript"></script>
<script src="{% static "leaflet/leaflet.extras.js" %}" type="text/javascript"></script>
{% if srid %}
    <script src="{% static "leaflet/proj4js.js" %}" type="text/javascript"></script>
    <script src="{% static "leaflet/proj4leaflet.js" %}" type="text/javascript"></script>
    <script src="{% get_static_prefix %}proj4js/{{ srid }}.js" type="text/javascript"></script>
{% endif %}