{% extends "admin/change_form.html" %}
 
{% block object-tools %}
  {{ block.super }}
  {% if original.artefactrepresentation_set.exists %}
  <!-- MARKER -->
    <div style="position: fixed; top: 130px; right:0; z-index: 10000; width:150px">
      <img style="width:150px" src="{{ original.artefactrepresentation_set.all.0.image.url_400x350 }}">
    </div>

  {% endif %}
  <h2>{{ adminform.form.instance }}</h2>
{% endblock %}

{% extends "admin/change_form.html" %}
 
{% block object-tools %}
  {{ block.super }}
  {% if original.artefactrepresentation_set.exists %}
  <!-- MARKER -->
    <div style="position: fixed; top: 130px; right:0; z-index: 10000; width:150px">
      <img style="width:150px" src="{{ original.artefactrepresentation_set.all.0.image.url_400x350 }}">
    </div>

  {% endif %}
  {#   <h2>{{ adminform.form.instance }}</h2> #}
{% endblock %}

Fix MO change form snafu
Fix MO change form snafu
