Index: symbols/group
===================================================================
RCS file: /cvs/xkeyboard-config/xkeyboard-config/symbols/group,v
retrieving revision 1.10
diff -u -r1.10 group
--- symbols/group	16 Oct 2006 19:27:05 -0000	1.10
+++ symbols/group	24 Aug 2007 23:10:46 -0000
@@ -244,16 +244,16 @@
 // Both Alts pressed together toggle group
 partial modifier_keys
 xkb_symbols "alts_toggle" {
-  virtual_modifiers Alt;
+  virtual_modifiers LAlt, RAlt;
     key <LALT> {
-	type[Group1]="PC_SYSRQ",
+	type[Group1]="PC_RALT_LEVEL2",
 	symbols[Group1]= [ NoSymbol,	ISO_Prev_Group ],
-	virtualMods= Alt
+	virtualMods= LAlt
     };
     key <RALT> {
-	type[Group1]="PC_SYSRQ",
+	type[Group1]="PC_LALT_LEVEL2",
 	symbols[Group1]= [ NoSymbol,	ISO_Next_Group ],
-	virtualMods= Alt
+	virtualMods= RAlt
     };
 };
 
Index: symbols/level3
===================================================================
RCS file: /cvs/xkeyboard-config/xkeyboard-config/symbols/level3,v
retrieving revision 1.16
diff -u -r1.16 level3
--- symbols/level3	19 Dec 2006 00:18:37 -0000	1.16
+++ symbols/level3	24 Aug 2007 23:10:47 -0000
@@ -49,7 +49,7 @@
 partial hidden modifier_keys
 xkb_symbols "ralt_switch_for_alts_toggle" {
   key <LALT> {
-    type[Group1]="PC_SYSRQ",
+    type[Group1]="PC_RALT_LEVEL2",
     symbols[Group1] = [ Alt_L,  ISO_Prev_Group,  ISO_Prev_Group ]
   };
   key <RALT> {
Index: types/pc
===================================================================
RCS file: /cvs/xkeyboard-config/xkeyboard-config/types/pc,v
retrieving revision 1.3
diff -u -r1.3 pc
--- types/pc	21 Mar 2006 23:41:29 -0000	1.3
+++ types/pc	24 Aug 2007 23:10:47 -0000
@@ -8,6 +8,8 @@
     // a PC compatible keyboard.
     virtual_modifiers Alt;
     virtual_modifiers LevelThree;
+    virtual_modifiers LAlt;
+    virtual_modifiers RAlt;
 
     type "PC_BREAK" {
 	modifiers = Control;
@@ -17,22 +19,38 @@
 	level_name[Level2] = "Control";
     };
 
-    type "PC_ALT_LEVEL2" {
-	modifiers = Alt;
+    type "PC_SYSRQ" {
+	modifiers = Alt+LevelThree;
 	map[None] = Level1;
 	map[Alt] = Level2;
+	map[LevelThree] = Level3;
 	level_name[Level1] = "Base";
 	level_name[Level2] = "Alt";
+	level_name[Level3] = "Level3";
     };
 
-    type "PC_SYSRQ" {
-	modifiers = Alt+LevelThree;
+    type "PC_ALT_LEVEL2" {
+	modifiers = Alt;
 	map[None] = Level1;
 	map[Alt] = Level2;
-	map[LevelThree] = Level3;
 	level_name[Level1] = "Base";
 	level_name[Level2] = "Alt";
-	level_name[Level3] = "Level3";
+    };
+
+    type "PC_LALT_LEVEL2" {
+	modifiers = LAlt;
+	map[None] = Level1;
+	map[LAlt] = Level2;
+	level_name[Level1] = "Base";
+	level_name[Level2] = "LAlt";
+    };
+
+    type "PC_RALT_LEVEL2" {
+	modifiers = RAlt;
+	map[None] = Level1;
+	map[RAlt] = Level2;
+	level_name[Level1] = "Base";
+	level_name[Level2] = "RAlt";
     };
 
     type "CTRL+ALT" {