diff --git a/openlp/core/ui/maindisplay.py b/openlp/core/ui/maindisplay.py
index 2c83cac00..5fea3268e 100644
--- a/openlp/core/ui/maindisplay.py
+++ b/openlp/core/ui/maindisplay.py
@@ -197,16 +197,16 @@ class MainDisplay(DisplayWidget):
         if self.timer_id != 0 :
             self.displayAlert()
         elif not self.displayBlank:
-            self.setWindowOpacity(0.5)
-            self.show()
+#            self.setWindowOpacity(0.5)
+#            self.show()
             self.display.setPixmap(QtGui.QPixmap.fromImage(frame))
-            QtCore.QTimer.singleShot(500, self.aa )
+#            QtCore.QTimer.singleShot(500, self.aa )
             if not self.isVisible():
                 self.setVisible(True)
                 self.showFullScreen()
-
-    def aa(self):
-        self.setWindowOpacity(1)
+#
+#    def aa(self):
+#        self.setWindowOpacity(1)
 
     def blankDisplay(self):
         if not self.displayBlank: