diff --git a/contain.c b/contain.c
index 06a1384..93dfac9 100644
--- a/contain.c
+++ b/contain.c
@@ -79,7 +79,7 @@ GtkWidget *get_run_rules_page_new(){  @see  hot.c   2024-05-11  }   (line 166)
 
 GtkWidget *get_edit_space_page_new(){
   GtkWidget *space_grid = gtk_grid_new();
-  gtk_grid_attach (GTK_GRID(space_grid), get_SPACE_IMAGE(), 0, 0, 1, 3);
+  gtk_grid_attach (GTK_GRID(space_grid), get_image_ALL_SPACE(), 0, 0, 1, 3);
   gtk_grid_attach (GTK_GRID(space_grid), get_OBJECTS_and_SITUATIONS(), 0, 4, 1, 1);
   gtk_grid_attach (GTK_GRID(space_grid), GTK_WIDGET(get_XYZ_box()), 1, 0, 1, 2);
   gtk_grid_attach (GTK_GRID(space_grid), GTK_WIDGET(get_ZOOM_box()), 1, 2, 1, 2);
@@ -102,7 +102,7 @@ GtkWidget *get_run_space_top_box(){
 
 GtkWidget *get_run_space_left_box(){
   GtkBox *left_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_VERTICAL, 2));
-  gtk_box_append (left_box, GTK_WIDGET (get_SPACE_IMAGE()));
+  gtk_box_append (left_box, GTK_WIDGET (get_image_ALL_SPACE()));
   gtk_box_append (left_box, GTK_WIDGET (get_OBJECTS_and_SITUATIONS()));
   return GTK_WIDGET (left_box);
 }
diff --git a/contain.h b/contain.h
index c645467..cd4d05c 100644
--- a/contain.h
+++ b/contain.h
@@ -9,9 +9,12 @@
 
 #define W 1920
 #define H 960
-#define W_IMAGE 1920 - 320
-#define H_IMAGE 960 - 126
+#define W_IMAGE W - 320
+#define H_IMAGE H - 126
 #define H_STYLES_PANE 30
+#define W_IMAGE_LOCAL W / 3
+#define H_IMAGE_LOCAL H / 3
+
 
 void activate (GtkApplication *app, gpointer user_data);
 
diff --git a/contain.o b/contain.o
index 988df15..3530791 100644
Binary files a/contain.o and b/contain.o differ
diff --git a/display.c b/display.c
index 98a235a..57f484b 100644
--- a/display.c
+++ b/display.c
@@ -8,7 +8,7 @@
 
 //------------------------------------------------------------------------------
 
-GtkWidget *get_SPACE_IMAGE(){
+GtkWidget *get_image_ALL_SPACE(){
   GtkWidget *image;
   //  forget  >  GTK_WIDGET(get_scrolled_gl_area());
   //  Use GtkImage if you want to display a fixed-size icon
@@ -20,6 +20,18 @@ GtkWidget *get_SPACE_IMAGE(){
   return image;
 }
 
+GtkWidget *get_image_GLUTAMATE(){
+  GtkWidget *image = gtk_picture_new_for_filename ("/home/jean/01/Gtk4/Getting_Started_with_GTK/image glutamate.png");
+  gtk_widget_set_size_request (GTK_WIDGET (image), W_IMAGE_LOCAL, H_IMAGE_LOCAL);
+  return image;
+}
+
+GtkWidget *get_image_GLUTAMINE(){
+  GtkWidget *image = gtk_picture_new_for_filename ("/home/jean/01/Gtk4/Getting_Started_with_GTK/image glutamine.png");
+  gtk_widget_set_size_request (GTK_WIDGET (image), W_IMAGE_LOCAL, H_IMAGE_LOCAL);
+  return image;
+}
+
 //------------------------------------------------------------------------------
 
 //  TODO  cliquer sur "RUN"  -->  affiche "STOP"  (et inversement)
diff --git a/display.h b/display.h
index 7fad898..2dbe0f2 100644
--- a/display.h
+++ b/display.h
@@ -10,7 +10,8 @@
 GtkWidget *get_text_view();
 GtkFrame *get_frame_with_label();
 
-GtkWidget *get_SPACE_IMAGE();
+GtkWidget *get_image_ALL_SPACE();
+GtkWidget *get_image_GLUTAMATE();
 GtkProgressBar *get_ELAPSED_TIME_ProgressBar();
 GtkBox *get_RUN_STOP_box();
 GtkBox *get_ZOOM_box();
diff --git a/display.o b/display.o
index f66e822..401372e 100644
Binary files a/display.o and b/display.o differ
diff --git a/hot.c b/hot.c
index d2aab1f..fa2688f 100644
--- a/hot.c
+++ b/hot.c
@@ -16,41 +16,57 @@
 
 
 GtkWidget *get_selected_rules_vpaned_new(){
-  GtkPaned *vpaned = GTK_PANED (gtk_paned_new (GTK_ORIENTATION_VERTICAL));
+  GtkPaned *V_selected_1_vs_2 = GTK_PANED (gtk_paned_new (GTK_ORIENTATION_VERTICAL));
 
   GtkWidget *règle_sélectionnée_n_1 = gtk_frame_new ("(1)");
   GtkWidget *règle_sélectionnée_n_2 = gtk_frame_new ("(2)");
 
-  gtk_paned_set_start_child (vpaned, GTK_WIDGET (règle_sélectionnée_n_1));
-  gtk_paned_set_end_child (vpaned, GTK_WIDGET (règle_sélectionnée_n_2));
-//  gtk_paned_set_wide_handle (vpaned, TRUE);
-  return GTK_WIDGET (vpaned);
+  GtkBox *up_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2));
+  gtk_box_append (up_box, GTK_WIDGET (get_image_GLUTAMATE()));
+  GtkBox *down_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2));
+  gtk_box_append (down_box, GTK_WIDGET (get_image_GLUTAMINE()));
+
+  gtk_paned_set_start_child (V_selected_1_vs_2, GTK_WIDGET (up_box));
+  gtk_paned_set_end_child (V_selected_1_vs_2, GTK_WIDGET (down_box));
+//  gtk_paned_set_wide_handle (V_selected_1_vs_2, TRUE);
+
+/*  GtkWidget *picture_before = gtk_picture_new_for_filename ("/home/jean/01/Gtk4/Getting_Started_with_GTK/image glutamine");
+  GtkWidget *picture_after = gtk_picture_new_for_filename ("/home/jean/01/Gtk4/Getting_Started_with_GTK/image glutamate");
+  gtk_widget_set_size_request (GTK_WIDGET (picture_before), W_IMAGE_LOCAL, H_IMAGE_LOCAL);
+  gtk_widget_set_size_request (GTK_WIDGET (picture_after), W_IMAGE_LOCAL, H_IMAGE_LOCAL);*/
+
+//  gtk_window_set_child (GTK_WINDOW (règle_sélectionnée_n_1), GTK_WIDGET(up_box));
+//  gtk_window_set_child (GTK_WINDOW (up_box), GTK_WIDGET(picture_before));
+
+  return GTK_WIDGET (V_selected_1_vs_2);
 }
 
 GtkWidget *get_rules_tree_hpaned_new(){
-  GtkPaned *hpaned = GTK_PANED (gtk_paned_new (GTK_ORIENTATION_HORIZONTAL));
+  GtkPaned *H_tree_vs_comparison = GTK_PANED (gtk_paned_new (GTK_ORIENTATION_HORIZONTAL));
 
   GtkWidget *arbre_des_règles = gtk_frame_new ("Arbre");
   GtkWidget *comparaison_des_règles_sélectionnées = gtk_frame_new ("Sélection");
 
-  gtk_paned_set_start_child (hpaned, GTK_WIDGET (arbre_des_règles));
-  gtk_paned_set_end_child (hpaned, GTK_WIDGET (comparaison_des_règles_sélectionnées));
-  gtk_paned_set_position (hpaned, 300);
-  gtk_paned_set_wide_handle (hpaned, TRUE);
-  return GTK_WIDGET (hpaned);
+  gtk_paned_set_start_child (H_tree_vs_comparison, GTK_WIDGET (arbre_des_règles));
+  gtk_paned_set_end_child (H_tree_vs_comparison, GTK_WIDGET (comparaison_des_règles_sélectionnées));
+  gtk_paned_set_position (H_tree_vs_comparison, 300);
+  gtk_paned_set_wide_handle (H_tree_vs_comparison, TRUE);
+  gtk_paned_set_shrink_start_child (H_tree_vs_comparison, FALSE);
+  gtk_paned_set_shrink_end_child (H_tree_vs_comparison, FALSE);
+  return GTK_WIDGET (H_tree_vs_comparison);
 }
 
 GtkWidget *get_run_rules_page_new(){
-  GtkPaned *hpaned = GTK_PANED (gtk_paned_new (GTK_ORIENTATION_HORIZONTAL));
+  GtkPaned *H_tree_vs_selected = GTK_PANED (gtk_paned_new (GTK_ORIENTATION_HORIZONTAL));
 
 //  GtkWidget *arbre_des_règles = gtk_frame_new ("Arbre des règles");
 //  GtkWidget *édition_de_la_règle_sélectionnée_n_1 = gtk_frame_new ("Inspection");
 
-  gtk_paned_set_start_child (hpaned, GTK_WIDGET (get_rules_tree_hpaned_new()));
-  gtk_paned_set_end_child (hpaned, GTK_WIDGET (get_selected_rules_vpaned_new()));
-  gtk_paned_set_position (hpaned, 600);
-  gtk_paned_set_wide_handle (hpaned, TRUE);
-  // gtk_widget_set_size_request (GTK_WIDGET (hpaned), W, H);  //  inutile... ?
-  return GTK_WIDGET (hpaned);
+  gtk_paned_set_start_child (H_tree_vs_selected, GTK_WIDGET (get_rules_tree_hpaned_new()));
+  gtk_paned_set_end_child (H_tree_vs_selected, GTK_WIDGET (get_selected_rules_vpaned_new()));
+  gtk_paned_set_position (H_tree_vs_selected, 600); //  WARNING : c'est une position "absolue"
+  gtk_paned_set_wide_handle (H_tree_vs_selected, TRUE);
+  // gtk_widget_set_size_request (GTK_WIDGET (H_tree_vs_selected), W, H);  //  inutile... ?
+  return GTK_WIDGET (H_tree_vs_selected);
 }
 
diff --git a/hot.h b/hot.h
index a863a40..348d3c3 100644
--- a/hot.h
+++ b/hot.h
@@ -13,3 +13,4 @@
 #include "contain.h"
 
 GtkWidget *get_run_rules_page_new();
+GtkWidget *get_image_GLUTAMATE();
diff --git a/hot.o b/hot.o
index dcf1d8b..7335e13 100644
Binary files a/hot.o and b/hot.o differ
diff --git a/image glutamate.png b/image glutamate.png
new file mode 100644
index 0000000..dc474be
Binary files /dev/null and b/image glutamate.png differ
diff --git a/image glutamine.png b/image glutamine.png
new file mode 100644
index 0000000..7ac3bb7
Binary files /dev/null and b/image glutamine.png differ
diff --git a/main.o b/main.o
index 3e74b0f..23a8556 100644
Binary files a/main.o and b/main.o differ
diff --git a/myprogram b/myprogram
index 1c04479..25d8fa1 100755
Binary files a/myprogram and b/myprogram differ