diff -ur xkb.org/symbols/group xkb/symbols/group
--- xkb.org/symbols/group	2008-04-15 04:53:53.000000000 +0200
+++ xkb/symbols/group	2008-06-04 00:10:52.000000000 +0200
@@ -230,32 +230,31 @@
 // Both Ctrls pressed together toggle group
 partial modifier_keys
 xkb_symbols "ctrls_toggle" {
-  virtual_modifiers LControl, RControl;
+  virtual_modifiers Control;
     key <LCTL> {
-	type[Group1]="PC_RCONTROL_LEVEL2",
+	type[Group1]="PC_CONTROL_LEVEL2",
 	symbols[Group1]= [ NoSymbol,	ISO_Prev_Group ],
-	virtualMods= LControl
+	virtualMods= Control
     };
     key <RCTL> {
-	type[Group1]="PC_LCONTROL_LEVEL2",
+	type[Group1]="PC_CONTROL_LEVEL2",
 	symbols[Group1]= [ NoSymbol,	ISO_Next_Group ],
-	virtualMods= RControl
+	virtualMods= Control
     };
 };
 
 // Both Alts pressed together toggle group
 partial modifier_keys
 xkb_symbols "alts_toggle" {
-  virtual_modifiers LAlt, RAlt;
     key <LALT> {
-	type[Group1]="PC_RALT_LEVEL2",
+	type[Group1]="PC_ALT_LEVEL2",
 	symbols[Group1]= [ NoSymbol,	ISO_Prev_Group ],
-	virtualMods= LAlt
+	virtualMods= Alt
     };
     key <RALT> {
-	type[Group1]="PC_LALT_LEVEL2",
+	type[Group1]="PC_ALT_LEVEL2",
 	symbols[Group1]= [ NoSymbol,	ISO_Next_Group ],
-	virtualMods= RAlt
+	virtualMods= Alt
     };
 };
 
diff -ur xkb.org/symbols/level3 xkb/symbols/level3
--- xkb.org/symbols/level3	2008-04-15 04:53:53.000000000 +0200
+++ xkb/symbols/level3	2008-06-04 00:18:32.000000000 +0200
@@ -50,8 +50,8 @@
 xkb_symbols "ralt_switch_for_alts_toggle" {
  virtual_modifiers LAlt, AlGr;
   key <LALT> {
-    type[Group1]="PC_RALT_LEVEL2",
-    symbols[Group1] = [ Alt_L,  ISO_Prev_Group,  ISO_Prev_Group ],
+    type[Group1]="PC_ALT_LEVEL2",
+    symbols[Group1] = [ Alt_L,  ISO_Prev_Group],
     virtualMods= LAlt
   };
   key <RALT> {