diff --git a/livesync/indico_livesync/controllers.py b/livesync/indico_livesync/controllers.py
index 307a65d..db2802c 100644
--- a/livesync/indico_livesync/controllers.py
+++ b/livesync/indico_livesync/controllers.py
@@ -18,16 +18,16 @@ from __future__ import unicode_literals
 
 from flask import request, redirect, flash
 from flask_pluginengine import render_plugin_template, current_plugin
+from werkzeug.exceptions import NotFound
 
 from indico.core.db import db
 from indico.modules.admin import RHAdminBase
 from indico.web.flask.util import url_for
 from indico.web.forms.base import FormDefaults
-from indico.web.util import jsonify_data
+from indico.web.util import jsonify_data, jsonify_template
 
 from indico_livesync import _
 from indico_livesync.models.agents import LiveSyncAgent
-from indico_livesync.views import WPLiveSync
 
 
 def extend_plugin_details():
@@ -52,7 +52,10 @@ class RHAddAgent(RHAdminBase):
 
     def _checkParams(self):
         self.backend_name = request.view_args['backend']
-        self.backend = current_plugin.backend_classes[self.backend_name]
+        try:
+            self.backend = current_plugin.backend_classes[self.backend_name]
+        except KeyError:
+            raise NotFound
 
     def _process(self):
         form = self.backend.form(obj=FormDefaults(name=self.backend.title))
@@ -63,9 +66,9 @@ class RHAddAgent(RHAdminBase):
             db.session.add(agent)
             flash(_('Agent added'), 'success')
             flash(_("Don't forget to run the initial export!"), 'highlight')
-            return redirect(url_for('plugins.details', plugin='livesync'))
+            return jsonify_data(flash=False)
 
-        return WPLiveSync.render_template('edit_agent.html', form=form, backend=self.backend)
+        return jsonify_template('edit_agent.html', render_plugin_template, form=form, backend=self.backend, edit=False)
 
 
 class RHEditAgent(RHAdminBase):
@@ -78,12 +81,13 @@ class RHEditAgent(RHAdminBase):
             return redirect(url_for('plugins.details', plugin='livesync'))
 
     def _process(self):
-        form = self.agent.backend.form(obj=FormDefaults(self.agent, {'name'}, **self.agent.settings))
+        form = self.agent.backend.form(obj=FormDefaults(name=self.agent.name, **self.agent.settings))
         if form.validate_on_submit():
             data = form.data
             self.agent.name = data.pop('name')
             self.agent.settings = data
             flash(_('Agent updated'), 'success')
-            return redirect(url_for('plugins.details', plugin='livesync'))
+            return jsonify_data(flash=False)
 
-        return WPLiveSync.render_template('edit_agent.html', form=form, backend=self.agent.backend, agent=self.agent)
+        return jsonify_template('edit_agent.html', render_plugin_template, form=form, backend=self.agent.backend,
+                                edit=True)
diff --git a/livesync/indico_livesync/templates/edit_agent.html b/livesync/indico_livesync/templates/edit_agent.html
index 9cee2d8..27af138 100644
--- a/livesync/indico_livesync/templates/edit_agent.html
+++ b/livesync/indico_livesync/templates/edit_agent.html
@@ -1,27 +1,10 @@
-{% extends 'layout/base.html' %}
-{% from 'forms/_form.html' import form_header, form_row, form_footer  %}
-
-{% block title %}LiveSync{% endblock %}
-
-{% block subtitle %}
-    {%- if agent -%}
-        {% trans %}Edit Agent{% endtrans %}
-    {%- else -%}
-        {% trans backend=backend.title %}Add {{ backend }} agent{% endtrans %}
-    {%- endif -%}
-{% endblock %}
+{% extends 'layout/dialog_base.html' %}
+{% from 'forms/_form.html' import simple_form %}
 
 {% block description %}
     {{ backend.description }}
 {% endblock %}
 
 {% block content %}
-    {{ form_header(form) }}
-    {% for field in form.visible_fields %}
-        {{ form_row(field) }}
-    {% endfor %}
-    {% call form_footer(form) %}
-        <input class="i-button big highlight" type="submit" value="{% trans %}Save{% endtrans %}" {% if agent %}data-disabled-until-change{% endif %}>
-        <a href="{{ url_for('plugins.details', plugin='livesync') }}" class="i-button big">{% trans %}Cancel{% endtrans %}</a>
-    {% endcall %}
+    {{ simple_form(form, back=_('Cancel'), disabled_until_change=edit) }}
 {% endblock %}
diff --git a/livesync/indico_livesync/templates/plugin_details_extra.html b/livesync/indico_livesync/templates/plugin_details_extra.html
index 666f24d..1db3158 100644
--- a/livesync/indico_livesync/templates/plugin_details_extra.html
+++ b/livesync/indico_livesync/templates/plugin_details_extra.html
@@ -1,3 +1,20 @@
+{% from 'message_box.html' import message_box %}
+
+{% macro add_agent_link(name, backend, standalone=false) %}
+    <a href="#"
+       class="{{ 'i-button icon-plus' if standalone }}"
+       data-href="{{ url_for_plugin('livesync.add_agent', backend=name) }}"
+       data-title="{% trans backend=backend.title %}Add {{ backend }} agent{% endtrans %}"
+       data-reload-after
+       data-ajax-dialog>
+        {% if standalone %}
+            {% trans backend=backend.title %}Add {{ backend }} agent{% endtrans %}
+        {% else %}
+            {{ backend.title }}
+        {% endif %}
+    </a>
+{% endmacro %}
+
 <h2>{% trans %}LiveSync Agents{% endtrans %}</h2>
 
 <div class="i-form">
@@ -50,7 +67,11 @@
                                data-reload-after
                                data-ajax></a>
                             {%- if agent.backend -%}
-                                <a class="action-icon icon-edit" href="{{ url_for_plugin('livesync.edit_agent', agent) }}"></a>
+                                <a href="#" class="action-icon icon-edit"
+                                   data-href="{{ url_for_plugin('livesync.edit_agent', agent) }}"
+                                   data-title="{% trans %}Edit LiveSync agent{% endtrans %}"
+                                   data-reload-after
+                                   data-ajax-dialog></a>
                             {%- endif -%}
                         </td>
                     </tr>
@@ -58,14 +79,28 @@
             </tbody>
         </table>
     {% else %}
-        <div class="info-message-box">
-            <div class="message-text">{% trans %}No agents have been added yet.{% endtrans %}</div>
-        </div>
+        {% call message_box('info') %}
+            {% trans %}No agents have been added yet.{% endtrans %}
+        {% endcall %}
     {% endif %}
 
-    {% for name, backend in backends.items() | sort(attribute='1.title') %}
-        <a class="i-button icon-plus" href="{{ url_for_plugin('livesync.add_agent', backend=name) }}">{% trans backend=backend.title %}Add {{ backend }} agent{% endtrans %}</a>
-    {% endfor %}
+    <div class="toolbar space-before">
+        {% if backends|length == 1 %}
+            {% set name, backend = backends.viewitems()|first %}
+            {{ add_agent_link(name, backend, standalone=true) }}
+        {% else %}
+            <a class="i-button icon-plus {{ 'disabled' if not backends else 'arrow js-dropdown' }}"
+               data-toggle="dropdown"
+               title="{% if not backends %}{% trans %}No backend plugins enabled{% endtrans %}{% endif %}">
+                {% trans %}Add{% endtrans %}
+            </a>
+            <ul class="dropdown">
+                {% for name, backend in backends.viewitems() | sort(attribute='1.title') %}
+                    <li>{{ add_agent_link(name, backend) }}</li>
+                {% endfor %}
+            </ul>
+        {% endif %}
+    </div>
 
     {% set missing_initial_export = agents|rejectattr('initial_data_exported')|list %}
     {% if missing_initial_export %}
@@ -76,10 +111,11 @@
             {%- endtrans %}
         </p>
         <pre class="code"><code>
-{#- Don't "fix" the indentation of these lines! -#}
-{%- for agent in missing_initial_export -%}
-indico livesync initial_export {{ agent.id }}
-{% endfor -%}
+            {%- filter dedent %}
+                {%- for agent in missing_initial_export -%}
+                    indico livesync initial_export {{ agent.id }}
+                {% endfor -%}
+            {% endfilter -%}
         </code></pre>
     {% endif %}
 </div>
diff --git a/livesync/indico_livesync/views.py b/livesync/indico_livesync/views.py
deleted file mode 100644
index 4809528..0000000
--- a/livesync/indico_livesync/views.py
+++ /dev/null
@@ -1,24 +0,0 @@
-# This file is part of Indico.
-# Copyright (C) 2002 - 2017 European Organization for Nuclear Research (CERN).
-#
-# Indico is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 3 of the
-# License, or (at your option) any later version.
-#
-# Indico is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-# General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with Indico; if not, see <http://www.gnu.org/licenses/>.
-
-from __future__ import unicode_literals
-
-from indico.core.plugins import WPJinjaMixinPlugin
-from indico.core.plugins.views import WPPlugins
-
-
-class WPLiveSync(WPJinjaMixinPlugin, WPPlugins):
-    pass