diff --git a/callback.c b/callback.c
index fba6dec..53877c9 100644
--- a/callback.c
+++ b/callback.c
@@ -190,12 +190,14 @@ void on_toggle_STATE_RULES_DATA (GtkWidget *btt_toggle_STATE_RULES_DATA, gpointe
 //  if (! strcmp (current_label, "rules")) printf ("callback.c (line 190)  -  strcomp +\n");
 //  else                                   printf ("callback.c (line 191)  -  strcomp -\n");
 
-  if (! strcmp (current_label, "rules")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "state");
-  else                                   gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "rules");
+//  if (! strcmp (current_label, "rules")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "state");
+//  else                                   gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "rules");
 
-//  if      (! strcmp (current_label, " rules ")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), " state ");
-//  else if (! strcmp (current_label, " state ")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "analyse");
-//  else if (! strcmp (current_label, "analyse")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), " rules ");
+  if (0) printf ("callback.c (line 191)  -  current_label = %s\n", current_label);
+
+  if      (! strcmp (current_label, " rules ")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), " state ");
+  else if (! strcmp (current_label, " state ")) gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "analyse");
+  else                                          gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), " rules ");
 
 
 //  gtk_button_set_label (GTK_BUTTON (btt_toggle_STATE_RULES_DATA), "state");
diff --git a/contain.c b/contain.c
index d8104f1..f2ba5fc 100644
--- a/contain.c
+++ b/contain.c
@@ -177,7 +177,7 @@ void window_header_bar (GtkWindow *window, char *title){
   GtkButton *run_stop_model_exec = GTK_BUTTON (gtk_button_new_with_label (" run "));
   g_signal_connect (run_stop_model_exec, "clicked", G_CALLBACK (on_toggle_model_exec), no_local_data);
 
-  GtkButton *btt_toggle_STATE_RULES_DATA = GTK_BUTTON (gtk_button_new_with_label ("rules"));
+  GtkButton *btt_toggle_STATE_RULES_DATA = GTK_BUTTON (gtk_button_new_with_label (" rules "));
   g_signal_connect (btt_toggle_STATE_RULES_DATA, "clicked", G_CALLBACK (on_toggle_STATE_RULES_DATA), no_local_data);
 
 //  GtkButton *observ_interpret = GTK_BUTTON (gtk_button_new_with_label ("data analysis"));