{% load static %}

<a href="{% url 'podjango:feed-ogg' podcast_slug=podcast.slug %}" class="feedlink">
  <img src="{% static 'podjango/img/cast/rss-audioogg.png' %}" alt="[Ogg/Vorbis Audio RSS]"/>
</a>
<a href="{% url 'podjango:feed-mp3' podcast_slug=podcast.slug %}" class="feedlink">
  <img src="{% static 'podjango/img/cast/rss-audiomp3.png' %}" alt="[MP3 Audio RSS]"/>
</a>