diff --git a/cms/static/aircox/cms/styles.css b/cms/static/aircox/cms/styles.css
index 2a543d6..ff6a84a 100644
--- a/cms/static/aircox/cms/styles.css
+++ b/cms/static/aircox/cms/styles.css
@@ -52,31 +52,31 @@ main .section {
 
 
 /** comments **/
-.comment-form label {
+.comment_form label {
     display: none;
 }
 
-.comment-form input:not([type=checkbox]),
-.comment-form textarea {
+.comment_form input:not([type=checkbox]),
+.comment_form textarea {
     display: inline-block;
     width: calc(100% - 5em);
     max-height: 6em;
     margin: 0.2em 0em;
 }
 
-.comment-form input[type=checkbox],
-.comment-form button[type=submit] {
+.comment_form input[type=checkbox],
+.comment_form button[type=submit] {
     max-width: 4em;
     vertical-align:bottom;
     margin: 0.2em 0em;
     text-align: center;
 }
 
-.comment-form .extra {
+.comment_form .extra {
     display: none;
 }
 
-.comment-form input[type="checkbox"]:checked + .extra {
+.comment_form input[type="checkbox"]:checked + .extra {
     display: block;
 }
 
diff --git a/cms/templates/aircox/cms/detail.html b/cms/templates/aircox/cms/detail.html
index 6d39f0e..7e28e6b 100644
--- a/cms/templates/aircox/cms/detail.html
+++ b/cms/templates/aircox/cms/detail.html
@@ -6,7 +6,7 @@
 {% endblock %}
 
 {% block pre_title %}
-<div class="pre_title">
+<div class="pre_title metadata">
 {% if object.thread %}
 <div class="threads">
     {{ object|threads:' > '|safe }}
diff --git a/cms/templates/aircox/cms/section_comments.html b/cms/templates/aircox/cms/section_comments.html
index 47d992b..c05edca 100644
--- a/cms/templates/aircox/cms/section_comments.html
+++ b/cms/templates/aircox/cms/section_comments.html
@@ -5,7 +5,7 @@
 
 {% block section_content %}
 {{ form.non_field_errors }}
-<form action="" method="POST" class="comment-form">
+<form action="" method="POST" class="comment_form">
 {% csrf_token %}
 {% render_honeypot_field "hp_website" %}
 <div>
@@ -25,13 +25,16 @@
     <button type="submit">{% trans "Post!" %}</button>
 </div>
 </form>
-<ul style="padding:0; margin:0">
+<div class="comment_list">
     {% for item in object_list %}
-    <li id="comment-{{ item.id }}" class="{{item.css}}">
+    <div id="comment-{{ item.id }}" class="comment_item">
         {{ item.content }}
 
-        <div class="info">
-            <a href="{% if item.url %}{{ item.url }}{% else %}#{% endif %}">{{ item.author }}</a>
+        <div class="metadata">
+            <a href="{% if item.url %}{{ item.url }}{% else
+                %}#{% endif %}" class="author">
+            {{ item.author }}
+            </a>
 
             <time datetime="{{ item.date }}">
                 {{ item.date|date:'l d F Y' }},
@@ -40,9 +43,9 @@
 
             <a href="#comment-{{ item.id }}">#{{ item.id }}</a>
         </div>
-    </li>
+    </div>
     {% endfor %}
-</ul>
+</div>
 
 {% endblock %}
 
diff --git a/cms/views.py b/cms/views.py
index 3b24db4..95c1c20 100644
--- a/cms/views.py
+++ b/cms/views.py
@@ -32,7 +32,6 @@ class PostBaseView:
                     for k in self.website.menu_layouts
                 }.items() if v
             }
-
         context['view'] = self
         return context
 
diff --git a/programs/admin.py b/programs/admin.py
index 7d49e4b..7df2872 100755
--- a/programs/admin.py
+++ b/programs/admin.py
@@ -113,8 +113,8 @@ class DiffusionAdmin (admin.ModelAdmin):
 
     def get_queryset(self, request):
         qs = super(DiffusionAdmin, self).get_queryset(request)
-        if '_changelist_filters' in request.GET or \
-            'type__exact' in request.GET and \
+        if ('_changelist_filters' in request.GET or \
+            'type__exact' in request.GET) and \
                 str(Diffusion.Type.unconfirmed) in request.GET['type__exact']:
             return qs
         return qs.exclude(type = Diffusion.Type.unconfirmed)
diff --git a/programs/management/commands/diffusions_monitor.py b/programs/management/commands/diffusions_monitor.py
index 5568092..033dee7 100644
--- a/programs/management/commands/diffusions_monitor.py
+++ b/programs/management/commands/diffusions_monitor.py
@@ -38,7 +38,7 @@ class Actions:
 
         Return the number of conflicts
         """
-        conflicts = item.get_conflicts()
+        conflicts = list(item.get_conflicts())
         for i, conflict in enumerate(conflicts):
             if conflict.program == item.program:
                 item.do_not_save = True
@@ -74,6 +74,7 @@ class Actions:
             if manual:
                 Diffusion.objects.bulk_create(items)
             else:
+                print('items: ', len(items))
                 for item in items:
                     count[1] += cl.__check_conflicts(item, saved_items)
                     if hasattr(item, 'do_not_save'):
diff --git a/programs/models.py b/programs/models.py
index b4e1e35..7521934 100755
--- a/programs/models.py
+++ b/programs/models.py
@@ -639,8 +639,11 @@ class Diffusion(models.Model):
         if station:
             filter_args['program__station'] = station
 
+        if queryset is None:
+            queryset = cl.objects
+
         if now:
-            return cl.objects.filter(
+            return queryset.filter(
                 models.Q(start__lte = date,
                          end__gte = date) |
                 models.Q(start__gte = date),
@@ -648,18 +651,17 @@ class Diffusion(models.Model):
             ).order_by('start')
 
         if next:
-            return cl.objects.filter(
+            return queryset.filter(
                 start__gte = date,
                 **filter_args
             ).order_by('start')
 
         if prev:
-            return cl.objects.filter(
+            return queryset.filter(
                 end__lte = date,
                 **filter_args
             ).order_by('-start')
 
-
     def is_date_in_my_range(self, date):
         """
         Return true if the given date is in the diffusion's start-end
@@ -672,10 +674,10 @@ class Diffusion(models.Model):
         Return a list of conflictual diffusions, based on the scheduled duration.
         """
         r = Diffusion.objects.filter(
-            models.Q(start__lte = self.start,
-                     end__gte = self.start) |
-            models.Q(start__gte = self.start,
-                     start__lte = self.end)
+            models.Q(start__lt = self.start,
+                     end__gt = self.start) |
+            models.Q(start__gt = self.start,
+                     start__lt = self.end)
         )
         return r