diff --git a/openlp/core/lib/htmlbuilder.py b/openlp/core/lib/htmlbuilder.py
index 759a393d5..fc0cb1db1 100644
--- a/openlp/core/lib/htmlbuilder.py
+++ b/openlp/core/lib/htmlbuilder.py
@@ -47,6 +47,11 @@ HTMLSRC = u"""
     var t = null;
     var transition = %s;
 
+    function displayAlert(alert){
+        var text1 = document.getElementById('alertmain');
+        text1.innerHTML = newtext;
+    }
+
     function startfade(newtext){
         var text1 = document.getElementById('lyricsmain');
         var texto1 = document.getElementById('lyricsoutline');
@@ -159,7 +164,7 @@ def build_html(item, screen, alert):
                       build_image(width, height),
                       build_lyrics(item),
                       build_footer(item),
-                      build_alert(width, alert),
+                      build_alert(width, height, alert),
                       build_image(width, height),
                       build_blank(width, height),
                       "true" if theme and theme.display_slideTransition else "false",
@@ -282,7 +287,6 @@ def build_lyrics(item):
         else:
             if theme.display_shadow:
                 shadow = u'color: %s;' % (theme.display_shadow_color)
-
     lyrics_html = style % (lyricscommon, lyricstable, outlinetable,
         shadowtable, lyrics, outline, shadow)
     print lyrics_html
@@ -319,9 +323,9 @@ def build_footer(item):
     return lyrics_html
 
 
-def build_alert(width, alertTab):#
+def build_alert(width, height, alertTab):#
     style = """
-    .alertcommon { position: absolute;  %s }
+    .alertcommon { position: absolute; %s }
     .alerttable { z-index:8;  %s }
     .alert { %s }
     table {border=0; margin=0; padding=0; }
@@ -332,7 +336,7 @@ def build_alert(width, alertTab):#
     if alertTab:
         alertcommon = u'width: %spx; height: %spx; ' \
             u'font-family %s; font-size: %spx; color: %s; ' % \
-            (width, 70, alertTab.font_face, alertTab.font_size,
+            (width, height, alertTab.font_face, alertTab.font_size,
             alertTab.bg_color)
         alerttable = u'left: %spx; top: %spx;' % (0, 0)
         if alertTab.location == 2:
diff --git a/openlp/core/ui/generaltab.py b/openlp/core/ui/generaltab.py
index 212d67aca..2f0b459ca 100644
--- a/openlp/core/ui/generaltab.py
+++ b/openlp/core/ui/generaltab.py
@@ -38,7 +38,8 @@ class GeneralTab(SettingsTab):
         """
         self.screens = screens
         self.monitorNumber = 0
-        self.overrideChanged = False
+        # Set to true to allow PostSetUp to work first time
+        self.overrideChanged = True
         SettingsTab.__init__(self, u'General')
 
     def preLoad(self):
@@ -414,7 +415,6 @@ class GeneralTab(SettingsTab):
         self.customYValueEdit.setEnabled(self.overrideCheckBox.isChecked())
         self.customHeightValueEdit.setEnabled(self.overrideCheckBox.isChecked())
         self.customWidthValueEdit.setEnabled(self.overrideCheckBox.isChecked())
-        self.overrideChanged = False
 
     def save(self):
         """
@@ -436,10 +436,10 @@ class GeneralTab(SettingsTab):
             QtCore.QVariant(self.saveCheckServiceCheckBox.isChecked()))
         settings.setValue(u'auto preview',
             QtCore.QVariant(self.autoPreviewCheckBox.isChecked()))
-        settings.setValue(u'loop delay', 
+        settings.setValue(u'loop delay',
             QtCore.QVariant(self.timeoutSpinBox.value()))
         Receiver.send_message(u'slidecontroller_live_spin_delay',
-            self.timeoutSpinBox.value())            
+            self.timeoutSpinBox.value())
         settings.setValue(u'ccli number',
             QtCore.QVariant(self.numberEdit.displayText()))
         settings.setValue(u'songselect username',
@@ -458,7 +458,7 @@ class GeneralTab(SettingsTab):
             QtCore.QVariant(self.overrideCheckBox.isChecked()))
         settings.endGroup()
         self.screens.display = self.displayOnMonitorCheck.isChecked()
-        #Monitor Number has changed.
+        # Monitor Number has changed.
         if self.screens.monitor_number != self.monitorNumber:
             self.screens.monitor_number = self.monitorNumber
             self.screens.set_current_display(self.monitorNumber)
@@ -466,6 +466,7 @@ class GeneralTab(SettingsTab):
         Receiver.send_message(u'config_updated')
         # On save update the screens as well
         self.postSetUp()
+        self.overrideChanged = False
 
     def postSetUp(self):
         """
diff --git a/openlp/core/ui/maindisplay.py b/openlp/core/ui/maindisplay.py
index 748a2188c..8238d73a9 100644
--- a/openlp/core/ui/maindisplay.py
+++ b/openlp/core/ui/maindisplay.py
@@ -175,7 +175,8 @@ class MainDisplay(DisplayWidget):
             The slide text to be displayed
         """
         log.debug(u'alert')
-        self.frame.findFirstElement('td#alertmain').setInnerXml(text)
+        self.frame.evaluateJavaScript("displayAlert('" +
+            text.replace("\\", "\\\\").replace("\'", "\\\'") + "')")
 
     def image(self, image):
         """