diff --git a/openlp/core/lib/htmlbuilder.py b/openlp/core/lib/htmlbuilder.py
index 35b7bd9e2..6496aeef1 100644
--- a/openlp/core/lib/htmlbuilder.py
+++ b/openlp/core/lib/htmlbuilder.py
@@ -164,8 +164,8 @@ sup {
             text.innerHTML = new_text;
             return;
         }
-        // Fade text out. 0.2 to minimize the time "nothing" is shown on the screen.
-        text.style.opacity = '0.2';
+        // Fade text out. 0.1 to minimize the time "nothing" is shown on the screen.
+        text.style.opacity = '0.1';
         // Fade new text in after the old text has finished fading out.
         timer = window.setTimeout(function(){_show_text(text, new_text)}, 400);
     }
diff --git a/openlp/core/lib/serviceitem.py b/openlp/core/lib/serviceitem.py
index 8e850f78d..3aadabb55 100644
--- a/openlp/core/lib/serviceitem.py
+++ b/openlp/core/lib/serviceitem.py
@@ -636,14 +636,17 @@ class ServiceItem(object):
         for frame in self._raw_frames:
             if self.is_image() and not os.path.exists(frame[u'path']):
                 self.is_valid = False
+                break
             elif self.is_command():
                 file_name = os.path.join(frame[u'path'], frame[u'title'])
                 if not os.path.exists(file_name):
                     self.is_valid = False
+                    break
                 if suffix_list and not self.is_text():
                     file_suffix = frame[u'title'].split(u'.')[-1]
                     if file_suffix.lower() not in suffix_list:
                         self.is_valid = False
+                        break
 
     def _get_renderer(self):
         """
diff --git a/openlp/core/lib/settingstab.py b/openlp/core/lib/settingstab.py
index 5b8a01fc6..10c57d0d4 100644
--- a/openlp/core/lib/settingstab.py
+++ b/openlp/core/lib/settingstab.py
@@ -189,3 +189,12 @@ class SettingsTab(QtGui.QWidget):
 
     media_controller = property(_get_media_controller)
 
+    def _get_settings_form(self):
+        """
+        Adds the plugin manager to the class dynamically
+        """
+        if not hasattr(self, u'_settings_form'):
+            self._settings_form = Registry().get(u'settings_form')
+        return self._settings_form
+
+    settings_form = property(_get_settings_form)
diff --git a/openlp/core/ui/advancedtab.py b/openlp/core/ui/advancedtab.py
index ae84f3df2..b7541e24d 100644
--- a/openlp/core/ui/advancedtab.py
+++ b/openlp/core/ui/advancedtab.py
@@ -36,7 +36,7 @@ import sys
 
 from PyQt4 import QtCore, QtGui
 
-from openlp.core.lib import Registry, SettingsTab, Settings, UiStrings, translate, build_icon
+from openlp.core.lib import SettingsTab, Settings, UiStrings, translate, build_icon
 from openlp.core.utils import AppLocation, format_time, get_images_filter
 from openlp.core.lib import SlideLimits
 
@@ -52,7 +52,6 @@ class AdvancedTab(SettingsTab):
         """
         Initialise the settings tab
         """
-        self.display_changed = False
         self.default_image = u':/graphics/openlp-splash-screen.png'
         self.default_color = u'#ffffff'
         self.data_exists = False
@@ -251,7 +250,6 @@ class AdvancedTab(SettingsTab):
         self.default_color_button.clicked.connect(self.on_default_color_button_clicked)
         self.default_browse_button.clicked.connect(self.on_default_browse_button_clicked)
         self.default_revert_button.clicked.connect(self.on_default_revert_button_clicked)
-        self.x11_bypass_check_box.toggled.connect(self.on_X11_bypass_check_box_toggled)
         self.alternate_rows_check_box.toggled.connect(self.on_alternate_rows_check_box_toggled)
         self.data_directory_browse_button.clicked.connect(self.on_data_directory_browse_button_clicked)
         self.data_directory_default_button.clicked.connect(self.on_data_directory_default_button_clicked)
@@ -427,16 +425,15 @@ class AdvancedTab(SettingsTab):
         settings.setValue(u'expand service item', self.expand_service_item_check_box.isChecked())
         settings.setValue(u'enable exit confirmation', self.enable_auto_close_check_box.isChecked())
         settings.setValue(u'hide mouse', self.hide_mouse_check_box.isChecked())
-        settings.setValue(u'x11 bypass wm', self.x11_bypass_check_box.isChecked())
         settings.setValue(u'alternate rows', self.alternate_rows_check_box.isChecked())
         settings.setValue(u'default color', self.default_color)
         settings.setValue(u'default image', self.default_file_edit.text())
         settings.setValue(u'slide limits', self.slide_limits)
+        if self.x11_bypass_check_box.isChecked() != settings.value(u'x11 bypass wm'):
+            settings.setValue(u'x11 bypass wm', self.x11_bypass_check_box.isChecked())
+            self.settings_form.register_post_process(u'config_screen_changed')
+        self.settings_form.register_post_process(u'slidecontroller_update_slide_limits')
         settings.endGroup()
-        if self.display_changed:
-            Registry().execute(u'config_screen_changed')
-            self.display_changed = False
-        Registry().execute(u'slidecontroller_update_slide_limits')
 
     def cancel(self):
         """
@@ -516,8 +513,8 @@ class AdvancedTab(SettingsTab):
         Select an image for the default display screen.
         """
         file_filters = u'%s;;%s (*.*) (*)' % (get_images_filter(), UiStrings().AllFiles)
-        filename = QtGui.QFileDialog.getOpenFileName(self,
-            translate('OpenLP.AdvancedTab', 'Open File'), '', file_filters)
+        filename = QtGui.QFileDialog.getOpenFileName(self, translate('OpenLP.AdvancedTab', 'Open File'), '',
+            file_filters)
         if filename:
             self.default_file_edit.setText(filename)
         self.default_file_edit.setFocus()
@@ -635,15 +632,6 @@ class AdvancedTab(SettingsTab):
         self.default_file_edit.setText(u':/graphics/openlp-splash-screen.png')
         self.default_file_edit.setFocus()
 
-    def on_X11_bypass_check_box_toggled(self, checked):
-        """
-        Toggle X11 bypass flag on maindisplay depending on check box state.
-
-        ``checked``
-            The state of the check box (boolean).
-        """
-        self.display_changed = True
-
     def on_alternate_rows_check_box_toggled(self, checked):
         """
         Notify user about required restart.
diff --git a/openlp/core/ui/generaltab.py b/openlp/core/ui/generaltab.py
index 84ed7f987..422303e79 100644
--- a/openlp/core/ui/generaltab.py
+++ b/openlp/core/ui/generaltab.py
@@ -313,7 +313,7 @@ class GeneralTab(SettingsTab):
         Apply settings after settings tab has loaded and most of the
         system so must be delayed
         """
-        Registry().execute(u'slidecontroller_live_spin_delay', self.timeoutSpinBox.value())
+        self.settings_form.register_post_process(u'slidecontroller_live_spin_delay')
         # Do not continue on start up.
         if not postUpdate:
             return
@@ -329,7 +329,7 @@ class GeneralTab(SettingsTab):
         else:
             self.screens.reset_current_display()
         if self.display_changed:
-            Registry().execute(u'config_screen_changed')
+            self.settings_form.register_post_process(u'config_screen_changed')
         self.display_changed = False
 
     def onOverrideRadioButtonPressed(self, checked):
diff --git a/openlp/core/ui/maindisplay.py b/openlp/core/ui/maindisplay.py
index 61837004d..15a915da5 100644
--- a/openlp/core/ui/maindisplay.py
+++ b/openlp/core/ui/maindisplay.py
@@ -158,7 +158,6 @@ class MainDisplay(Display):
             Registry().register_function(u'live_display_hide', self.hide_display)
             Registry().register_function(u'live_display_show', self.show_display)
             Registry().register_function(u'update_display_css', self.css_changed)
-            Registry().register_function(u'config_updated', self.config_changed)
 
     def set_transparency(self, enabled):
         """
@@ -173,19 +172,10 @@ class MainDisplay(Display):
 
     def css_changed(self):
         """
-        We may need to rebuild the CSS on the live display.
+        We need to rebuild the CSS on the live display.
         """
-        self.rebuild_css = True
-
-    def config_changed(self):
-        """
-        Call the plugins to rebuild the Live display CSS as the screen has
-        not been rebuild on exit of config.
-        """
-        if self.rebuild_css and self.plugin_manager.plugins:
-            for plugin in self.plugin_manager.plugins:
-                plugin.refreshCss(self.frame)
-        self.rebuild_css = False
+        for plugin in self.plugin_manager.plugins:
+            plugin.refreshCss(self.frame)
 
     def retranslateUi(self):
         """
diff --git a/openlp/core/ui/mainwindow.py b/openlp/core/ui/mainwindow.py
index 8adc97455..381a97f20 100644
--- a/openlp/core/ui/mainwindow.py
+++ b/openlp/core/ui/mainwindow.py
@@ -653,11 +653,10 @@ class MainWindow(QtGui.QMainWindow, Ui_MainWindow):
                     self.activePlugin.app_startup()
                 else:
                     self.activePlugin.toggleStatus(PluginStatus.Inactive)
-        self.themeManagerContents.config_updated()
-        self.themeManagerContents.load_themes(True)
+        # Set global theme and
         Registry().execute(u'theme_update_global', self.themeManagerContents.global_theme)
-        # Check if any Bibles downloaded.  If there are, they will be
-        # processed.
+        self.themeManagerContents.load_first_time_themes()
+        # Check if any Bibles downloaded.  If there are, they will be processed.
         Registry().execute(u'bibles_load_list', True)
         self.application.set_normal_cursor()
 
@@ -1105,11 +1104,12 @@ class MainWindow(QtGui.QMainWindow, Ui_MainWindow):
         """
         self.statusBar.showMessage(message)
 
-    def default_theme_changed(self, theme):
+    def default_theme_changed(self):
         """
         Update the default theme indicator in the status bar
         """
-        self.defaultThemeLabel.setText(translate('OpenLP.MainWindow', 'Default Theme: %s') % theme)
+        self.defaultThemeLabel.setText(translate('OpenLP.MainWindow', 'Default Theme: %s') %
+            Settings().value(u'themes/global theme'))
 
     def toggleMediaManager(self):
         """
diff --git a/openlp/core/ui/media/mediacontroller.py b/openlp/core/ui/media/mediacontroller.py
index cc39cb5f8..c6df532e4 100644
--- a/openlp/core/ui/media/mediacontroller.py
+++ b/openlp/core/ui/media/mediacontroller.py
@@ -440,7 +440,7 @@ class MediaController(object):
         controller.media_info = MediaInfo()
         controller.media_info.volume = 0
         controller.media_info.file_info = QtCore.QFileInfo(service_item.get_frame_path())
-        display = controller._display
+        display = controller.preview_display
         if not self._check_file_type(controller, display, service_item):
             # Media could not be loaded correctly
             critical_error_message_box(translate('MediaPlugin.MediaItem', 'Unsupported File'),
diff --git a/openlp/core/ui/media/playertab.py b/openlp/core/ui/media/playertab.py
index 3aa341538..5aa846b60 100644
--- a/openlp/core/ui/media/playertab.py
+++ b/openlp/core/ui/media/playertab.py
@@ -216,7 +216,6 @@ class PlayerTab(SettingsTab):
         """
         Save the settings
         """
-        player_string_changed = False
         settings = Settings()
         settings.beginGroup(self.settingsSection)
         settings.setValue(u'background color', self.bg_color)
@@ -225,16 +224,13 @@ class PlayerTab(SettingsTab):
         if self.usedPlayers != old_players:
             # clean old Media stuff
             set_media_players(self.usedPlayers, override_player)
-            player_string_changed = True
-        if player_string_changed:
-            self.service_manager.reset_supported_suffixes()
-            Registry().execute(u'mediaitem_media_rebuild')
-            Registry().execute(u'config_screen_changed')
+            self.settings_form.register_post_process(u'mediaitem_suffix_reset')
+            self.settings_form.register_post_process(u'mediaitem_media_rebuild')
+            self.settings_form.register_post_process(u'config_screen_changed')
 
     def post_set_up(self):
         """
-        Late setup for players as the MediaController has to be initialised
-        first.
+        Late setup for players as the MediaController has to be initialised first.
         """
         for key, player in self.media_players.iteritems():
             player = self.media_players[key]
@@ -257,7 +253,7 @@ class PlayerTab(SettingsTab):
         """
         Translations for players is dependent on  their setup as well
          """
-        for key in self.media_players:
+        for key in self.media_players and self.playerCheckBoxes:
             player = self.media_players[key]
             checkbox = self.playerCheckBoxes[player.name]
             checkbox.setPlayerName(player.name)
diff --git a/openlp/core/ui/media/webkitplayer.py b/openlp/core/ui/media/webkitplayer.py
index 7262622bb..80369b17a 100644
--- a/openlp/core/ui/media/webkitplayer.py
+++ b/openlp/core/ui/media/webkitplayer.py
@@ -450,7 +450,7 @@ class WebkitPlayer(MediaPlayer):
             currentTime = display.frame.evaluateJavaScript(u'show_flash("currentTime");')
             length = display.frame.evaluateJavaScript(u'show_flash("length");')
         else:
-            if display.frame.evaluateJavaScript(u'show_video("isEnded");') == 'true':
+            if display.frame.evaluateJavaScript(u'show_video("isEnded");'):
                 self.stop(display)
             currentTime = display.frame.evaluateJavaScript(u'show_video("currentTime");')
             # check if conversion was ok and value is not 'NaN'
diff --git a/openlp/core/ui/servicemanager.py b/openlp/core/ui/servicemanager.py
index 9a4c6f13f..ecfacaf1c 100644
--- a/openlp/core/ui/servicemanager.py
+++ b/openlp/core/ui/servicemanager.py
@@ -113,10 +113,12 @@ class ServiceManagerDialog(object):
         self.toolbar = OpenLPToolbar(self)
         self.toolbar.add_toolbar_action(u'newService', text=UiStrings().NewService, icon=u':/general/general_new.png',
             tooltip=UiStrings().CreateService, triggers=self.on_new_service_clicked)
-        self.toolbar.add_toolbar_action(u'openService', text=UiStrings().OpenService, icon=u':/general/general_open.png',
+        self.toolbar.add_toolbar_action(u'openService', text=UiStrings().OpenService,
+            icon=u':/general/general_open.png',
             tooltip=translate('OpenLP.ServiceManager', 'Load an existing service.'),
             triggers=self.on_load_service_clicked)
-        self.toolbar.add_toolbar_action(u'saveService', text=UiStrings().SaveService, icon=u':/general/general_save.png',
+        self.toolbar.add_toolbar_action(u'saveService', text=UiStrings().SaveService,
+            icon=u':/general/general_save.png',
             tooltip=translate('OpenLP.ServiceManager', 'Save this service.'), triggers=self.decide_save_method)
         self.toolbar.addSeparator()
         self.theme_label = QtGui.QLabel(u'%s:' % UiStrings().Theme, self)
@@ -265,9 +267,10 @@ class ServiceManagerDialog(object):
              self.service_manager_list.collapse
             ])
         Registry().register_function(u'theme_update_list', self.update_theme_list)
-        Registry().register_function(u'config_updated', self.config_updated)
         Registry().register_function(u'config_screen_changed', self.regenerate_service_Items)
         Registry().register_function(u'theme_update_global', self.theme_change)
+        Registry().register_function(u'mediaitem_suffix_reset', self.reset_supported_suffixes)
+        Registry().register_function(u'servicemanager_set_item', self.on_set_item)
 
     def drag_enter_event(self, event):
         """
@@ -297,7 +300,6 @@ class ServiceManager(QtGui.QWidget, ServiceManagerDialog):
         self.service_items = []
         self.suffixes = []
         self.drop_position = 0
-        self.expand_tabs = False
         self.service_id = 0
         # is a new service and has not been saved
         self._modified = False
@@ -311,7 +313,6 @@ class ServiceManager(QtGui.QWidget, ServiceManagerDialog):
         self.layout.setSpacing(0)
         self.layout.setMargin(0)
         self.setup_ui(self)
-        self.config_updated()
 
     def set_modified(self, modified=True):
         """
@@ -351,12 +352,6 @@ class ServiceManager(QtGui.QWidget, ServiceManagerDialog):
         """
         return split_filename(self._file_name)[1]
 
-    def config_updated(self):
-        """
-        Triggered when Config dialog is updated.
-        """
-        self.expand_tabs = Settings().value(u'advanced/expand service item')
-
     def reset_supported_suffixes(self):
         """
         Resets the Suffixes list.
@@ -1158,6 +1153,7 @@ class ServiceManager(QtGui.QWidget, ServiceManagerDialog):
                 self.service_has_all_original_files = False
         # Repaint the screen
         self.service_manager_list.clear()
+        self.service_manager_list.clearSelection()
         for item_count, item in enumerate(self.service_items):
             serviceitem = item[u'service_item']
             treewidgetitem = QtGui.QTreeWidgetItem(self.service_manager_list)
@@ -1319,7 +1315,7 @@ class ServiceManager(QtGui.QWidget, ServiceManagerDialog):
         """
         # if not passed set to config value
         if expand is None:
-            expand = self.expand_tabs
+            expand = Settings().value(u'advanced/expand service item')
         item.from_service = True
         if replace:
             sitem, child = self.find_service_item()
diff --git a/openlp/core/ui/settingsform.py b/openlp/core/ui/settingsform.py
index 166f7908a..f03bc228e 100644
--- a/openlp/core/ui/settingsform.py
+++ b/openlp/core/ui/settingsform.py
@@ -52,15 +52,8 @@ class SettingsForm(QtGui.QDialog, Ui_SettingsDialog):
         Registry().register(u'settings_form', self)
         Registry().register_function(u'bootstrap_post_set_up', self.post_set_up)
         QtGui.QDialog.__init__(self, parent)
+        self.processes = []
         self.setupUi(self)
-        # General tab
-        self.generalTab = GeneralTab(self)
-        # Themes tab
-        self.themesTab = ThemesTab(self)
-        # Advanced tab
-        self.advancedTab = AdvancedTab(self)
-        # Advanced tab
-        self.playerTab = PlayerTab(self)
 
     def exec_(self):
         """
@@ -108,6 +101,8 @@ class SettingsForm(QtGui.QDialog, Ui_SettingsDialog):
         for tabIndex in range(self.stackedLayout.count()):
             self.stackedLayout.widget(tabIndex).save()
         # Must go after all settings are save
+        while self.processes:
+            Registry().execute(self.processes.pop(0))
         Registry().execute(u'config_updated')
         return QtGui.QDialog.accept(self)
 
@@ -115,6 +110,7 @@ class SettingsForm(QtGui.QDialog, Ui_SettingsDialog):
         """
         Process the form saving the settings
         """
+        self.processes = []
         for tabIndex in range(self.stackedLayout.count()):
             self.stackedLayout.widget(tabIndex).cancel()
         return QtGui.QDialog.reject(self)
@@ -123,6 +119,14 @@ class SettingsForm(QtGui.QDialog, Ui_SettingsDialog):
         """
         Run any post-setup code for the tabs on the form
         """
+        # General tab
+        self.generalTab = GeneralTab(self)
+        # Themes tab
+        self.themesTab = ThemesTab(self)
+        # Advanced tab
+        self.advancedTab = AdvancedTab(self)
+        # Advanced tab
+        self.playerTab = PlayerTab(self)
         self.generalTab.post_set_up()
         self.themesTab.post_set_up()
         self.advancedTab.post_set_up()
@@ -138,15 +142,15 @@ class SettingsForm(QtGui.QDialog, Ui_SettingsDialog):
         self.stackedLayout.setCurrentIndex(tabIndex)
         self.stackedLayout.currentWidget().tabVisible()
 
-    def resetSupportedSuffixes(self):
+    def register_post_process(self, function):
         """
-        Control the resetting of the serviceManager suffix list as can be
-        called by a number of settings tab and only needs to be called once
-        per save.
+        Register for updates to be done on save removing duplicate functions
+
+        ``function``
+            The function to be called
         """
-        if self.resetSuffixes:
-            self.service_manager.reset_supported_suffixes()
-            self.resetSuffixes = False
+        if not function in self.processes:
+            self.processes.append(function)
 
     def _get_main_window(self):
         """
diff --git a/openlp/core/ui/thememanager.py b/openlp/core/ui/thememanager.py
index de0b99efd..a92e977f2 100644
--- a/openlp/core/ui/thememanager.py
+++ b/openlp/core/ui/thememanager.py
@@ -60,6 +60,7 @@ class ThemeManager(QtGui.QWidget):
         QtGui.QWidget.__init__(self, parent)
         Registry().register(u'theme_manager', self)
         Registry().register_function(u'bootstrap_initialise', self.load_first_time_themes)
+        Registry().register_function(u'bootstrap_post_set_up', self._push_themes)
         self.settingsSection = u'themes'
         self.themeForm = ThemeForm(self)
         self.fileRenameForm = FileRenameForm()
@@ -132,7 +133,6 @@ class ThemeManager(QtGui.QWidget):
         self.theme_list_widget.doubleClicked.connect(self.change_global_from_screen)
         self.theme_list_widget.currentItemChanged.connect(self.check_list_state)
         Registry().register_function(u'theme_update_global', self.change_global_from_tab)
-        Registry().register_function(u'config_updated', self.config_updated)
         # Variables
         self.theme_list = []
         self.path = AppLocation.get_section_data_path(self.settingsSection)
@@ -143,13 +143,6 @@ class ThemeManager(QtGui.QWidget):
         self.oldBackgroundImage = None
         self.badV1NameChars = re.compile(r'[%+\[\]]')
         # Last little bits of setting up
-        self.config_updated()
-
-    def config_updated(self):
-        """
-        Triggered when Config dialog is updated.
-        """
-        log.debug(u'config_updated')
         self.global_theme = Settings().value(self.settingsSection + u'/global theme')
 
     def check_list_state(self, item):
@@ -182,12 +175,12 @@ class ThemeManager(QtGui.QWidget):
         self.global_action.setVisible(visible)
         self.menu.exec_(self.theme_list_widget.mapToGlobal(point))
 
-    def change_global_from_tab(self, theme_name):
+    def change_global_from_tab(self):
         """
-        Change the global theme when it is changed through the Themes settings
-        tab
+        Change the global theme when it is changed through the Themes settings tab
         """
-        log.debug(u'change_global_from_tab %s', theme_name)
+        self.global_theme = Settings().value(self.settingsSection + u'/global theme')
+        log.debug(u'change_global_from_tab %s', self.global_theme)
         for count in range(0, self.theme_list_widget.count()):
             # reset the old name
             item = self.theme_list_widget.item(count)
@@ -196,7 +189,7 @@ class ThemeManager(QtGui.QWidget):
             if old_name != new_name:
                 self.theme_list_widget.item(count).setText(new_name)
             # Set the new name
-            if theme_name == new_name:
+            if self.global_theme == new_name:
                 name = translate('OpenLP.ThemeManager', '%s (default)') % new_name
                 self.theme_list_widget.item(count).setText(name)
                 self.deleteToolbarAction.setVisible(item not in self.theme_list_widget.selectedItems())
@@ -220,7 +213,7 @@ class ThemeManager(QtGui.QWidget):
                 name = translate('OpenLP.ThemeManager', '%s (default)') % self.global_theme
                 self.theme_list_widget.item(count).setText(name)
                 Settings().setValue(self.settingsSection + u'/global theme', self.global_theme)
-                Registry().execute(u'theme_update_global', self.global_theme)
+                Registry().execute(u'theme_update_global')
                 self._push_themes()
 
     def onAddTheme(self):
diff --git a/openlp/core/ui/themestab.py b/openlp/core/ui/themestab.py
index 8cc5b4778..655a92a03 100644
--- a/openlp/core/ui/themestab.py
+++ b/openlp/core/ui/themestab.py
@@ -151,13 +151,13 @@ class ThemesTab(SettingsTab):
         settings.endGroup()
         self.renderer.set_global_theme(self.global_theme)
         self.renderer.set_theme_level(self.theme_level)
-        Registry().execute(u'theme_update_global', self.global_theme)
+        self.settings_form.register_post_process(u'theme_update_global')
 
     def post_set_up(self):
         """
         After setting things up...
         """
-        Registry().execute(u'theme_update_global', self.global_theme)
+        Registry().execute(u'theme_update_global')
 
     def onSongLevelButtonClicked(self):
         """
diff --git a/openlp/plugins/alerts/alertsplugin.py b/openlp/plugins/alerts/alertsplugin.py
index 3dfc32257..9b792e9c3 100644
--- a/openlp/plugins/alerts/alertsplugin.py
+++ b/openlp/plugins/alerts/alertsplugin.py
@@ -153,7 +153,6 @@ class AlertsPlugin(Plugin):
             visible=False, can_shortcuts=True, triggers=self.onAlertsTrigger)
         self.main_window.tools_menu.addAction(self.toolsAlertItem)
 
-
     def initialise(self):
         log.info(u'Alerts Initialising')
         Plugin.initialise(self)
diff --git a/openlp/plugins/alerts/forms/alertform.py b/openlp/plugins/alerts/forms/alertform.py
index 6f0736523..64aca1e26 100644
--- a/openlp/plugins/alerts/forms/alertform.py
+++ b/openlp/plugins/alerts/forms/alertform.py
@@ -198,10 +198,8 @@ class AlertForm(QtGui.QDialog, Ui_AlertDialog):
             QtGui.QMessageBox.StandardButtons(QtGui.QMessageBox.No | QtGui.QMessageBox.Yes)) == QtGui.QMessageBox.No:
             self.parameter_edit.setFocus()
             return False
-
         text = text.replace(u'<>', self.parameter_edit.text())
         self.plugin.alerts_manager.display_alert(text)
-        self.plugin.alertsmanager.display_alert(text)
         return True
 
     def on_current_row_changed(self, row):
diff --git a/openlp/plugins/alerts/lib/alertstab.py b/openlp/plugins/alerts/lib/alertstab.py
index d30265f02..5ced812ce 100644
--- a/openlp/plugins/alerts/lib/alertstab.py
+++ b/openlp/plugins/alerts/lib/alertstab.py
@@ -27,11 +27,12 @@
 # Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
 ###############################################################################
 
-from PyQt4 import QtCore, QtGui
+from PyQt4 import QtGui
 
-from openlp.core.lib import Registry, SettingsTab, Settings, UiStrings, translate
+from openlp.core.lib import SettingsTab, Settings, UiStrings, translate
 from openlp.core.lib.ui import create_valign_selection_widgets
 
+
 class AlertsTab(SettingsTab):
     """
     AlertsTab is the alerts settings tab in the settings dialog.
@@ -173,7 +174,7 @@ class AlertsTab(SettingsTab):
         settings.setValue(u'location', self.location)
         settings.endGroup()
         if self.changed:
-            Registry().execute(u'update_display_css')
+            self.settings_form.register_post_process(u'update_display_css')
         self.changed = False
 
     def updateDisplay(self):
@@ -184,4 +185,3 @@ class AlertsTab(SettingsTab):
         self.fontPreview.setFont(font)
         self.fontPreview.setStyleSheet(u'background-color: %s; color: %s' % (self.bg_color, self.font_color))
         self.changed = True
-
diff --git a/openlp/plugins/bibles/lib/biblestab.py b/openlp/plugins/bibles/lib/biblestab.py
index b03c6fb63..f8433c223 100644
--- a/openlp/plugins/bibles/lib/biblestab.py
+++ b/openlp/plugins/bibles/lib/biblestab.py
@@ -179,27 +179,13 @@ class BiblesTab(SettingsTab):
         self.rangeSeparatorCheckBox.setText(translate('BiblesPlugin.BiblesTab', 'Range Separator:'))
         self.listSeparatorCheckBox.setText(translate('BiblesPlugin.BiblesTab', 'List Separator:'))
         self.endSeparatorCheckBox.setText(translate('BiblesPlugin.BiblesTab', 'End Mark:'))
-        #@todo these are common so move to StringsUI and reuse.
-        self.verseSeparatorLineEdit.setToolTip(
-            translate('BiblesPlugin.BiblesTab', 'Multiple alternative '
-                'verse separators may be defined.\nThey have to be separated '
-                'by a vertical bar "|".\nPlease clear this edit line to use '
-                'the default value.'))
-        self.rangeSeparatorLineEdit.setToolTip(
-            translate('BiblesPlugin.BiblesTab', 'Multiple alternative '
-                'range separators may be defined.\nThey have to be separated '
-                'by a vertical bar "|".\nPlease clear this edit line to use '
-                'the default value.'))
-        self.listSeparatorLineEdit.setToolTip(
-            translate('BiblesPlugin.BiblesTab', 'Multiple alternative '
-                'list separators may be defined.\nThey have to be separated '
-                'by a vertical bar "|".\nPlease clear this edit line to use '
-                'the default value.'))
-        self.endSeparatorLineEdit.setToolTip(
-            translate('BiblesPlugin.BiblesTab', 'Multiple alternative '
-                'end marks may be defined.\nThey have to be separated by a '
-                'vertical bar "|".\nPlease clear this edit line to use the '
-                'default value.'))
+        tip_text = translate('BiblesPlugin.BiblesTab',
+            'Multiple alternative verse separators may be defined.\nThey have to be separated by a vertical bar "|".'
+            '\nPlease clear this edit line to use the default value.')
+        self.verseSeparatorLineEdit.setToolTip(tip_text)
+        self.rangeSeparatorLineEdit.setToolTip(tip_text)
+        self.listSeparatorLineEdit.setToolTip(tip_text)
+        self.endSeparatorLineEdit.setToolTip(tip_text)
         self.languageSelectionGroupBox.setTitle(translate('BiblesPlugin.BiblesTab', 'Default Bible Language'))
         self.languageSelectionLabel.setText(translate('BiblesPlugin.BiblesTab',
             'Book name language in search field,\nsearch results and on display:'))
@@ -368,7 +354,6 @@ class BiblesTab(SettingsTab):
         settings.setValue(u'display new chapter', self.show_new_chapters)
         settings.setValue(u'display brackets', self.display_style)
         settings.setValue(u'verse layout style', self.layout_style)
-        settings.setValue(u'book name language', self.language_selection)
         settings.setValue(u'second bibles', self.second_bibles)
         settings.setValue(u'bible theme', self.bible_theme)
         if self.verseSeparatorCheckBox.isChecked():
@@ -388,7 +373,10 @@ class BiblesTab(SettingsTab):
         else:
             settings.remove(u'end separator')
         update_reference_separators()
-        Registry().execute(u'bibles_load_list')
+        if self.language_selection != settings.value(u'book name language'):
+            settings.setValue(u'book name language', self.language_selection)
+            self.settings_form.register_post_process(u'bibles_load_list',
+                translate('OpenLP.BibleTab', 'Bibles Lists updating.'))
         settings.endGroup()
 
     def update_theme_list(self, theme_list):
diff --git a/openlp/plugins/bibles/lib/db.py b/openlp/plugins/bibles/lib/db.py
index 93f3a6bc5..520f0c166 100644
--- a/openlp/plugins/bibles/lib/db.py
+++ b/openlp/plugins/bibles/lib/db.py
@@ -365,16 +365,13 @@ class BibleDB(QtCore.QObject, Manager):
             The language selection the user has chosen in the settings
             section of the Bible.
         """
-        log.debug(u'get_book_ref_id_by_localised_name("%s", "%s")',
-            book, language_selection)
-        from openlp.plugins.bibles.lib import LanguageSelection, \
-            BibleStrings
+        log.debug(u'get_book_ref_id_by_localised_name("%s", "%s")', book, language_selection)
+        from openlp.plugins.bibles.lib import LanguageSelection, BibleStrings
         book_names = BibleStrings().BookNames
         # escape reserved characters
         book_escaped = book
         for character in RESERVED_CHARACTERS:
-            book_escaped = book_escaped.replace(
-                character, u'\\' + character)
+            book_escaped = book_escaped.replace(character, u'\\' + character)
         regex_book = re.compile(u'\s*%s\s*' % u'\s*'.join(
             book_escaped.split()), re.UNICODE | re.IGNORECASE)
         if language_selection == LanguageSelection.Bible:
@@ -382,8 +379,7 @@ class BibleDB(QtCore.QObject, Manager):
             if db_book:
                 return db_book.book_reference_id
         elif language_selection == LanguageSelection.Application:
-            books = filter(lambda key:
-                regex_book.match(unicode(book_names[key])), book_names.keys())
+            books = filter(lambda key: regex_book.match(unicode(book_names[key])), book_names.keys())
             books = filter(None, map(BiblesResourcesDB.get_book, books))
             for value in books:
                 if self.get_book_by_book_ref_id(value[u'id']):
@@ -391,8 +387,7 @@ class BibleDB(QtCore.QObject, Manager):
         elif language_selection == LanguageSelection.English:
             books = BiblesResourcesDB.get_books_like(book)
             if books:
-                book_list = filter(
-                    lambda value: regex_book.match(value[u'name']), books)
+                book_list = filter(lambda value: regex_book.match(value[u'name']), books)
                 if not book_list:
                     book_list = books
                 for value in book_list:
diff --git a/openlp/plugins/images/lib/imagetab.py b/openlp/plugins/images/lib/imagetab.py
index a34e989f3..d0cc65443 100644
--- a/openlp/plugins/images/lib/imagetab.py
+++ b/openlp/plugins/images/lib/imagetab.py
@@ -91,4 +91,4 @@ class ImageTab(SettingsTab):
         settings.setValue(u'background color', self.bg_color)
         settings.endGroup()
         if self.initial_color != self.bg_color:
-            Registry().execute(u'image_updated')
+            self.settings_form.register_post_process(u'image_updated')
diff --git a/openlp/plugins/media/lib/mediatab.py b/openlp/plugins/media/lib/mediatab.py
index b7ec1aa39..c4bada1cd 100644
--- a/openlp/plugins/media/lib/mediatab.py
+++ b/openlp/plugins/media/lib/mediatab.py
@@ -29,7 +29,8 @@
 
 from PyQt4 import QtGui
 
-from openlp.core.lib import Registry, Settings, SettingsTab, UiStrings, translate
+from openlp.core.lib import Settings, SettingsTab, UiStrings, translate
+
 
 class MediaQCheckBox(QtGui.QCheckBox):
     """
@@ -74,15 +75,12 @@ class MediaTab(SettingsTab):
         self.autoStartCheckBox.setChecked(Settings().value(self.settingsSection + u'/media auto start'))
 
     def save(self):
-        override_changed = False
         setting_key = self.settingsSection + u'/override player'
         if Settings().value(setting_key) != self.overridePlayerCheckBox.checkState():
             Settings().setValue(setting_key, self.overridePlayerCheckBox.checkState())
-            override_changed = True
+            self.settings_form.register_post_process(u'mediaitem_suffix_reset')
+            self.settings_form.register_post_process(u'mediaitem_media_rebuild')
+            self.settings_form.register_post_process(u'mediaitem_suffixes')
         setting_key = self.settingsSection + u'/media auto start'
         if Settings().value(setting_key) != self.autoStartCheckBox.checkState():
             Settings().setValue(setting_key, self.autoStartCheckBox.checkState())
-        if override_changed:
-            self.parent.reset_supported_suffixes()
-            Registry().execute(u'mediaitem_media_rebuild')
-            Registry().execute(u'mediaitem_suffixes')
diff --git a/openlp/plugins/presentations/lib/presentationtab.py b/openlp/plugins/presentations/lib/presentationtab.py
index d436e23af..a6cc83202 100644
--- a/openlp/plugins/presentations/lib/presentationtab.py
+++ b/openlp/plugins/presentations/lib/presentationtab.py
@@ -29,7 +29,7 @@
 
 from PyQt4 import QtGui
 
-from openlp.core.lib import Registry, Settings, SettingsTab, UiStrings, translate
+from openlp.core.lib import Settings, SettingsTab, UiStrings, translate
 
 class PresentationTab(SettingsTab):
     """
@@ -129,9 +129,9 @@ class PresentationTab(SettingsTab):
             Settings().setValue(setting_key, self.OverrideAppCheckBox.checkState())
             changed = True
         if changed:
-            self.parent.reset_supported_suffixes()
-            Registry().execute(u'mediaitem_presentation_rebuild')
-            Registry().execute(u'mediaitem_suffixes')
+            self.settings_form.register_post_process(u'mediaitem_suffix_reset')
+            self.settings_form.register_post_process(u'mediaitem_presentation_rebuild')
+            self.settings_form.register_post_process(u'mediaitem_suffixes')
 
     def tabVisible(self):
         """
diff --git a/openlp/plugins/remotes/lib/httpserver.py b/openlp/plugins/remotes/lib/httpserver.py
index 22172e6e8..77a0f31ea 100644
--- a/openlp/plugins/remotes/lib/httpserver.py
+++ b/openlp/plugins/remotes/lib/httpserver.py
@@ -162,8 +162,6 @@ class HttpServer(object):
         self.plugin = plugin
         self.html_dir = os.path.join(AppLocation.get_directory(AppLocation.PluginsDir), u'remotes', u'html')
         self.connections = []
-        self.current_item = None
-        self.current_slide = None
         self.start_tcp()
 
     def start_tcp(self):
@@ -177,23 +175,9 @@ class HttpServer(object):
         address = Settings().value(self.plugin.settingsSection + u'/ip address')
         self.server = QtNetwork.QTcpServer()
         self.server.listen(QtNetwork.QHostAddress(address), port)
-        Registry().register_function(u'slidecontroller_live_changed', self.slide_change)
-        Registry().register_function(u'slidecontroller_live_started', self.item_change)
         self.server.newConnection.connect(self.new_connection)
         log.debug(u'TCP listening on port %d' % port)
 
-    def slide_change(self, row):
-        """
-        Slide change listener. Store the item and tell the clients.
-        """
-        self.current_slide = row
-
-    def item_change(self, items):
-        """
-        Item (song) change listener. Store the slide and tell the clients.
-        """
-        self.current_item = items[0]
-
     def new_connection(self):
         """
         A new http connection has been made. Create a client object to handle
@@ -252,8 +236,8 @@ class HttpConnection(object):
 
     def _get_service_items(self):
         service_items = []
-        if self.parent.current_item:
-            current_unique_identifier = self.parent.current_item.unique_identifier
+        if self.live_controller.service_item:
+            current_unique_identifier = self.live_controller.service_item.unique_identifier
         else:
             current_unique_identifier = None
         for item in self.service_manager.service_items:
@@ -388,8 +372,8 @@ class HttpConnection(object):
         """
         result = {
             u'service': self.service_manager.service_id,
-            u'slide': self.parent.current_slide or 0,
-            u'item': self.parent.current_item.unique_identifier if self.parent.current_item else u'',
+            u'slide': self.live_controller.selected_row or 0,
+            u'item': self.live_controller.service_item.unique_identifier if self.live_controller.service_item else u'',
             u'twelve': Settings().value(u'remotes/twelve hour'),
             u'blank': self.live_controller.blank_screen.isChecked(),
             u'theme': self.live_controller.theme_screen.isChecked(),
@@ -438,7 +422,7 @@ class HttpConnection(object):
         """
         event = u'slidecontroller_%s_%s' % (display_type, action)
         if action == u'text':
-            current_item = self.parent.current_item
+            current_item = self.live_controller.service_item
             data = []
             if current_item:
                 for index, frame in enumerate(current_item.get_frames()):
@@ -454,11 +438,11 @@ class HttpConnection(object):
                         item[u'tag'] = unicode(index + 1)
                         item[u'text'] = unicode(frame[u'title'])
                         item[u'html'] = unicode(frame[u'title'])
-                    item[u'selected'] = (self.parent.current_slide == index)
+                    item[u'selected'] = (self.live_controller.selected_row == index)
                     data.append(item)
             json_data = {u'results': {u'slides': data}}
             if current_item:
-                json_data[u'results'][u'item'] = self.parent.current_item.unique_identifier
+                json_data[u'results'][u'item'] = self.live_controller.service_item.unique_identifier
         else:
             if self.url_params and self.url_params.get(u'data'):
                 try:
diff --git a/scripts/resources.patch b/scripts/resources.patch
index 19334a780..020d2075c 100644
--- a/scripts/resources.patch
+++ b/scripts/resources.patch
@@ -1,14 +1,16 @@
---- openlp/core/resources.py.old    Mon Jun 21 23:16:19 2010
-+++ openlp/core/resources.py    Mon Jun 21 23:27:48 2010
+=== modified file 'openlp/core/resources.py'
+--- openlp/core/resources.py    2013-03-12 08:44:54 +0000
++++ openlp/core/resources.py    2013-03-12 08:45:42 +0000
 @@ -1,10 +1,35 @@
  # -*- coding: utf-8 -*-
-+# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
-
+-
 -# Resource object code
 -#
 -#
 -# WARNING! All changes made in this file will be lost!
 -
++# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
++
 +###############################################################################
 +# OpenLP - Open Source Lyrics Projection                                      #
 +# --------------------------------------------------------------------------- #
@@ -41,23 +43,21 @@
  from PyQt4 import QtCore
 
  qt_resource_data = "\
-@@ -48643,9 +48664,16 @@
+@@ -71953,9 +71978,14 @@
  "
 
  def qInitResources():
--    QtCore.qRegisterResourceData(0x01, qt_resource_struct, qt_resource_name, qt_resource_data)
 +    """
 +    Initialise OpenLP resources at application startup.
 +    """
-+    QtCore.qRegisterResourceData(0x01, qt_resource_struct, qt_resource_name,
-+        qt_resource_data)
+     QtCore.qRegisterResourceData(0x01, qt_resource_struct, qt_resource_name, qt_resource_data)
 
  def qCleanupResources():
--    QtCore.qUnregisterResourceData(0x01, qt_resource_struct, qt_resource_name, qt_resource_data)
 +    """
 +    Cleanup OpenLP resources when the application shuts down.
 +    """
-+    QtCore.qUnregisterResourceData(0x01, qt_resource_struct, qt_resource_name,
-+        qt_resource_data)
+     QtCore.qUnregisterResourceData(0x01, qt_resource_struct, qt_resource_name, qt_resource_data)
 
 -qInitResources()
+
+
diff --git a/tests/functional/openlp_core_lib/test_image_manager.py b/tests/functional/openlp_core_lib/test_image_manager.py
index 3256ef86f..81098eb89 100644
--- a/tests/functional/openlp_core_lib/test_image_manager.py
+++ b/tests/functional/openlp_core_lib/test_image_manager.py
@@ -5,7 +5,7 @@
 import os
 from unittest import TestCase
 
-from PyQt4 import QtGui
+from PyQt4 import QtCore, QtGui
 
 from openlp.core.lib import Registry, ImageManager, ScreenList
 
@@ -43,6 +43,12 @@ class TestImageManager(TestCase):
         # THEN returned record is a type of image
         self.assertEqual(isinstance(image, QtGui.QImage), True, u'The returned object should be a QImage')
 
+        # WHEN: The image bytes are requested.
+        byte_array = self.image_manager.get_image_bytes(TEST_PATH, u'church.jpg')
+
+        # THEN: Type should be a byte array.
+        self.assertEqual(isinstance(byte_array, QtCore.QByteArray), True, u'The returned object should be a QByteArray')
+
         # WHEN the image is retrieved has not been loaded
         # THEN a KeyError is thrown
         with self.assertRaises(KeyError) as context:
diff --git a/tests/interfaces/openlp_core_ui/test_filerenamedialog.py b/tests/interfaces/openlp_core_ui/test_filerenamedialog.py
index 4fc0fa24b..fe34c1431 100644
--- a/tests/interfaces/openlp_core_ui/test_filerenamedialog.py
+++ b/tests/interfaces/openlp_core_ui/test_filerenamedialog.py
@@ -8,6 +8,7 @@ from openlp.core.lib import Registry
 from openlp.core.ui import filerenameform
 from PyQt4 import QtGui, QtTest
 
+
 class TestStartFileRenameForm(TestCase):
 
     def setUp(self):
diff --git a/tests/interfaces/openlp_core_ui/test_servicenotedialog.py b/tests/interfaces/openlp_core_ui/test_servicenotedialog.py
index 5a305b79c..48999fd5f 100644
--- a/tests/interfaces/openlp_core_ui/test_servicenotedialog.py
+++ b/tests/interfaces/openlp_core_ui/test_servicenotedialog.py
@@ -10,7 +10,6 @@ from openlp.core.lib import Registry
 from openlp.core.ui import servicenoteform
 
 
-
 class TestStartNoteDialog(TestCase):
 
     def setUp(self):
@@ -41,8 +40,8 @@ class TestStartNoteDialog(TestCase):
         # WHEN displaying the UI and pressing enter
         with patch(u'PyQt4.QtGui.QDialog.exec_'):
             self.form.exec_()
-        okWidget = self.form.button_box.button(self.form.button_box.Save)
-        QtTest.QTest.mouseClick(okWidget, QtCore.Qt.LeftButton)
+        ok_widget = self.form.button_box.button(self.form.button_box.Save)
+        QtTest.QTest.mouseClick(ok_widget, QtCore.Qt.LeftButton)
 
         # THEN the following input text is returned
         self.assertEqual(self.form.text_edit.toPlainText(), u'', u'The returned text should be empty')
@@ -52,8 +51,8 @@ class TestStartNoteDialog(TestCase):
         self.form.text_edit.setPlainText(text)
         with patch(u'PyQt4.QtGui.QDialog.exec_'):
             self.form.exec_()
-        okWidget = self.form.button_box.button(self.form.button_box.Save)
-        QtTest.QTest.mouseClick(okWidget, QtCore.Qt.LeftButton)
+        ok_widget = self.form.button_box.button(self.form.button_box.Save)
+        QtTest.QTest.mouseClick(ok_widget, QtCore.Qt.LeftButton)
 
         # THEN the following text is returned
         self.assertEqual(self.form.text_edit.toPlainText(), text, u'The text originally entered should still be there')
diff --git a/tests/interfaces/openlp_core_ui/test_settings_form.py b/tests/interfaces/openlp_core_ui/test_settings_form.py
new file mode 100644
index 000000000..7cd8b9fe2
--- /dev/null
+++ b/tests/interfaces/openlp_core_ui/test_settings_form.py
@@ -0,0 +1,110 @@
+"""
+Package to test the openlp.core.lib.settingsform package.
+"""
+from unittest import TestCase
+
+from mock import MagicMock, patch
+
+from PyQt4 import QtCore, QtTest
+
+from openlp.core.ui import settingsform
+from openlp.core.lib import Registry, ScreenList
+
+
+SCREEN = {
+    u'primary': False,
+    u'number': 1,
+    u'size': QtCore.QRect(0, 0, 1024, 768)
+}
+
+
+class TestSettingsForm(TestCase):
+    """
+    Test the PluginManager class
+    """
+
+    def setUp(self):
+        """
+        Some pre-test setup required.
+        """
+        self.desktop = MagicMock()
+        self.desktop.primaryScreen.return_value = SCREEN[u'primary']
+        self.desktop.screenCount.return_value = SCREEN[u'number']
+        self.desktop.screenGeometry.return_value = SCREEN[u'size']
+        self.screens = ScreenList.create(self.desktop)
+        Registry.create()
+        self.form = settingsform.SettingsForm()
+
+    def tearDown(self):
+        """
+        Delete all the C++ objects at the end so that we don't have a segfault
+        """
+        del self.form
+
+    def basic_cancel_test(self):
+        """
+        Test running the settings form and pressing Cancel
+        """
+        # GIVEN: An initial form
+
+        # WHEN displaying the UI and pressing cancel
+        with patch(u'PyQt4.QtGui.QDialog.reject') as mocked_reject:
+            cancel_widget = self.form.button_box.button(self.form.button_box.Cancel)
+            QtTest.QTest.mouseClick(cancel_widget, QtCore.Qt.LeftButton)
+
+            # THEN the dialog reject should have been called
+            assert mocked_reject.call_count == 1, u'The QDialog.reject should have been called'
+
+    def basic_accept_test(self):
+        """
+        Test running the settings form and pressing Ok
+        """
+        # GIVEN: An initial form
+
+        # WHEN displaying the UI and pressing Ok
+        with patch(u'PyQt4.QtGui.QDialog.accept') as mocked_accept:
+            ok_widget = self.form.button_box.button(self.form.button_box.Ok)
+            QtTest.QTest.mouseClick(ok_widget, QtCore.Qt.LeftButton)
+
+            # THEN the dialog reject should have been called
+            assert mocked_accept.call_count == 1, u'The QDialog.accept should have been called'
+
+    def basic_register_test(self):
+        """
+        Test running the settings form and adding a single function
+        """
+        # GIVEN: An initial form add a register function
+        self.form.register_post_process(u'function1')
+
+        # WHEN displaying the UI and pressing Ok
+        with patch(u'PyQt4.QtGui.QDialog.accept'):
+            ok_widget = self.form.button_box.button(self.form.button_box.Ok)
+            QtTest.QTest.mouseClick(ok_widget, QtCore.Qt.LeftButton)
+
+            # THEN the processing stack should be empty
+            assert len(self.form.processes) == 0, u'The one requested process should have been removed from the stack'
+
+    def register_multiple_functions_test(self):
+        """
+        Test running the settings form and adding multiple functions
+        """
+        # GIVEN: Registering a single function
+        self.form.register_post_process(u'function1')
+
+        # WHEN testing the processing stack
+        # THEN the processing stack should have one item
+        assert len(self.form.processes) == 1, u'The one requested process should have been added to the stack'
+
+        # GIVEN: Registering a new function
+        self.form.register_post_process(u'function2')
+
+        # WHEN testing the processing stack
+        # THEN the processing stack should have two items
+        assert len(self.form.processes) == 2, u'The two requested processes should have been added to the stack'
+
+        # GIVEN: Registering a process for the second time
+        self.form.register_post_process(u'function1')
+
+        # WHEN testing the processing stack
+        # THEN the processing stack should still have two items
+        assert len(self.form.processes) == 2, u'No new processes should have been added to the stack'
diff --git a/tests/interfaces/openlp_core_ui/test_starttimedialog.py b/tests/interfaces/openlp_core_ui/test_starttimedialog.py
index e096b46a5..b69862f7c 100644
--- a/tests/interfaces/openlp_core_ui/test_starttimedialog.py
+++ b/tests/interfaces/openlp_core_ui/test_starttimedialog.py
@@ -72,8 +72,8 @@ class TestStartTimeDialog(TestCase):
         self.form.item = {u'service_item': mocked_serviceitem}
         with patch(u'PyQt4.QtGui.QDialog.exec_'):
             self.form.exec_()
-        okWidget = self.form.button_box.button(self.form.button_box.Ok)
-        QtTest.QTest.mouseClick(okWidget, QtCore.Qt.LeftButton)
+        ok_widget = self.form.button_box.button(self.form.button_box.Ok)
+        QtTest.QTest.mouseClick(ok_widget, QtCore.Qt.LeftButton)
 
         # THEN the following input values are returned
         self.assertEqual(self.form.hourSpinBox.value(), 0)
@@ -87,8 +87,8 @@ class TestStartTimeDialog(TestCase):
             self.form.exec_()
         self.form.minuteSpinBox.setValue(2)
         self.form.secondSpinBox.setValue(3)
-        okWidget = self.form.button_box.button(self.form.button_box.Ok)
-        QtTest.QTest.mouseClick(okWidget, QtCore.Qt.LeftButton)
+        ok_widget = self.form.button_box.button(self.form.button_box.Ok)
+        QtTest.QTest.mouseClick(ok_widget, QtCore.Qt.LeftButton)
 
         # THEN the following values are returned
         self.assertEqual(self.form.hourSpinBox.value(), 0)