Index: openbox/menuframe.c
===================================================================
--- openbox/menuframe.c	(revision 5497)
+++ openbox/menuframe.c	(working copy)
@@ -27,6 +27,8 @@
 #include "config.h"
 #include "render/theme.h"
 
+#include <stdlib.h>
+
 #define PADDING 2
 #define SEPARATOR_HEIGHT 3
 #define MAX_MENU_WIDTH 400
@@ -876,3 +878,54 @@
     }
     menu_frame_select(self, it ? it->data : NULL);
 }
+
+static GList*
+find_entry_by_char( ObMenuFrame *self, GList* start, char ch )
+{
+    GList *it = start;
+    while (TRUE) {
+        ObMenuEntryFrame *e;
+
+        it = it ? g_list_next(it) : self->entries;
+        if (it == start)
+            break;
+
+        if (it) {
+            e = it->data;
+            if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
+                if( e->entry->data.submenu.submenu &&
+                    e->entry->data.submenu.submenu->title &&
+                    toupper(e->entry->data.submenu.submenu->title[0]) == toupper(ch) )
+                {
+                    break;
+                }
+            }
+            if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
+                e->entry->data.normal.enabled) {
+                if( e->entry->data.normal.label &&
+                    toupper(e->entry->data.normal.label[0]) == toupper(ch) )
+                {
+                    break;
+                }
+            }
+        }
+    }
+    return it;
+}
+
+void menu_frame_select_by_char(ObMenuFrame *self, char ch)
+{
+    GList *it, *it2, *start;
+    if (self->entries) {
+        start = it = g_list_find(self->entries, self->selected);
+        if( it = find_entry_by_char( self, start, ch ) ) {
+            it2 = find_entry_by_char( self, it, ch );
+        }
+    }
+    if( it ) {
+        menu_frame_select(self, it->data);
+        if( it == it2 )
+            menu_entry_frame_execute( self->selected, 0 );
+    }
+}
+
Index: openbox/event.c
===================================================================
--- openbox/event.c	(revision 5497)
+++ openbox/event.c	(working copy)
@@ -1263,6 +1263,13 @@
             if ((f = find_active_or_last_menu()))
                 menu_frame_select_next(f);
         }
+        else {
+            ObMenuFrame *f;
+            if ((f = find_active_or_last_menu())) {
+                /* FIXME: don't know what index is, pass 0 and it works */
+                menu_frame_select_by_char( f, (char)XLookupKeysym(ev, 0) );
+            }
+        }
         break;
     }
 }
Index: openbox/menuframe.h
===================================================================
--- openbox/menuframe.h	(revision 5497)
+++ openbox/menuframe.h	(working copy)
@@ -115,6 +115,7 @@
 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry);
 void menu_frame_select_previous(ObMenuFrame *self);
 void menu_frame_select_next(ObMenuFrame *self);
+void menu_frame_select_by_char(ObMenuFrame *self, char ch);
 
 ObMenuFrame* menu_frame_under(gint x, gint y);
 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y);