diff -r c81397b665b6 -r daa6941fe21a canfestival/SlaveEditor.py
--- a/canfestival/SlaveEditor.py	Mon Jun 18 02:35:21 2012 +0200
+++ b/canfestival/SlaveEditor.py	Mon Jun 18 19:34:41 2012 +0200
@@ -69,4 +69,10 @@
         self.ParentWindow.RefreshFileMenu()
         self.ParentWindow.RefreshEditMenu()
         self.ParentWindow.RefreshPageTitles()
-            
+
+class MasterViewer(SlaveEditor):
+    SHOW_PARAMS = False
+
+    def __init__(self, parent, controler, window):
+        SlaveEditor.__init__(self, parent, controler, window, False)
+