Index: telemeta/models/media.py
===================================================================
--- telemeta/models/media.py	(revision 64bc9e8d033ab5d371a40ae3431d7aa8052f5a68)
+++ telemeta/models/media.py	(revision 1d503bb6b43d2ad285239e937ede919aabaa07cf)
@@ -365,9 +365,9 @@
     copied_from_item      = WeakForeignKey('self', related_name="copies", verbose_name=_('copy of'))
 
+    # Technical data
+    approx_duration       = DurationField(_('approximative duration'))
+
     # Media
     file                  = FileField(_('file'), upload_to='items/%Y/%m/%d', db_column="filename")
-
-    # Technical data
-    approx_duration       = DurationField(_('approximative duration'))
 
     # Manager
Index: telemeta/templates/telemeta/mediaitem_edit.html
===================================================================
--- telemeta/templates/telemeta/mediaitem_edit.html	(revision bc866e5d75295442d4df4ed9b36821d34eee12de)
+++ telemeta/templates/telemeta/mediaitem_edit.html	(revision 1d503bb6b43d2ad285239e937ede919aabaa07cf)
@@ -17,4 +17,6 @@
     {% for form in forms %}
     <tr><td colspan="2">{% for error in form.non_field_errors %}<li class="error">{{ error }}</li>{% endfor %}</td></tr>
+    <tr><td colspan="2"><h2>{{ form.prefix|capitalize }}</h2><hr /></td></tr>
+
     {% for field in form %}
     <tr>
@@ -36,4 +38,5 @@
     {% endfor %}
     </table>
+    <hr />
     <div align="center" style="margin-top:3ex;">
     <a href="{% url telemeta-item-detail item.public_id %}" class="component_icon button icon_cancel">{% trans "Cancel" %}</a>
Index: telemeta/urls.py
===================================================================
--- telemeta/urls.py	(revision c676291db8504ee97e33c40a3683116a857953de)
+++ telemeta/urls.py	(revision 1d503bb6b43d2ad285239e937ede919aabaa07cf)
@@ -123,5 +123,5 @@
     url(r'^archives/items/(?P<public_id>[A-Za-z0-9._-]+)/related_edit/$', item_view.related_media_edit,  dict(template='telemeta/mediaitem_related_edit.html'), name="telemeta-item-related_edit"),
     # Markers
-    url(r'^markers/(?P<marker_id>[A-Za-z0-9]+)/$', item_view.item_detail, name="telemeta-item-detail-marker"),
+    url(r'^archives/markers/(?P<marker_id>[A-Za-z0-9]+)/$', item_view.item_detail, name="telemeta-item-detail-marker"),
     # FIXME: need all paths
     url(r'^items/(?P<path>[A-Za-z0-9._-s/]+)/$', redirect_to, {'url': '/archives/items/%(path)s/', 'permanent': False}, name="telemeta-item-redir"),