diff -Nur xfce4-session-4.3.99.2/xfce4-session.rc xfce4-session-4.3.99.2.new/xfce4-session.rc
--- xfce4-session-4.3.99.2/xfce4-session.rc	2006-11-04 19:42:56.000000000 +0100
+++ xfce4-session-4.3.99.2.new/xfce4-session.rc	2007-01-02 16:58:37.000000000 +0100
@@ -46,6 +46,10 @@
 Client3_PerScreen=False
 
 
+[Compatibility]
+LaunchGnome=true
+LaunchKDE=false
+
 # Default splash screen selection.
 [Splash Screen]
-Engine=mice
+Engine=