changed the MEDIA_URL in settings.py.
{% extends 'base.html' %}
{% block content %}
{% if not notifications %}
You have no notifications.<sup><a href="/about/notification/" target="_blank">learn more</a></sup><br />
{% else %}
Notifications for you: <sup><a href="/about/notification/" target="_blank">learn more</a></sup><br />
{% for notification in notifications %}
<a href="/user/notifications/nid={{notification.id}}">
{% if not notification.is_read %} <b> {% endif %}
{{notification.sub}}
{% if not notification.is_read %} </b> {% endif %}</a><br />
{% endfor %}
{% endif %}
{% endblock %}