diff --git a/openlp/core/ui/maindisplay.py b/openlp/core/ui/maindisplay.py
index 3dfde8640..f6ecfc6fc 100644
--- a/openlp/core/ui/maindisplay.py
+++ b/openlp/core/ui/maindisplay.py
@@ -244,6 +244,7 @@ class MainDisplay(DisplayWidget):
         Used after Image plugin has changed the background
         """
         log.debug(u'resetImage')
+        a=c
         if hasattr(self, u'serviceItem'):
             self.displayImage(self.serviceItem.bg_image_bytes)
         else:
diff --git a/openlp/core/ui/themeform.py b/openlp/core/ui/themeform.py
index 43f1034f4..8d10f21fa 100644
--- a/openlp/core/ui/themeform.py
+++ b/openlp/core/ui/themeform.py
@@ -272,14 +272,18 @@ class ThemeForm(QtGui.QWizard, Ui_ThemeWizard):
     def onMainPositionCheckBoxStateChanged(self, value):
         """
         Change state as Main Area Position check box changed
+        NOTE the font_main_override is the inverse of the check box value
         """
-        self.theme.font_main_override = (value == QtCore.Qt.Checked)
+        if self.updateThemeAllowed:
+            self.theme.font_main_override = not (value == QtCore.Qt.Checked)
 
     def onFooterPositionCheckBoxStateChanged(self, value):
         """
         Change state as Footer Area Position check box changed
+        NOTE the font_footer_override is the inverse of the check box value
         """
-        self.theme.font_footer_override = (value == QtCore.Qt.Checked)
+        if self.updateThemeAllowed:
+            self.theme.font_footer_override = not (value == QtCore.Qt.Checked)
 
     def exec_(self, edit=False):
         """