diff --git a/html_sidebar.py b/html_sidebar.py
index 34f620c8..7cd4ea00 100644
--- a/html_sidebar.py
+++ b/html_sidebar.py
@@ -124,21 +124,21 @@ def sidebar(context, REQUEST=None):
         if REQUEST.AUTHENTICATED_USER.has_permission(ScoAbsChange, context):
             H.append(
                 """
-<li>     <a href="%(ScoURL)s/Absences/SignaleAbsenceEtud?etudid=%(etudid)s">Ajouter</a></li>
-<li>     <a href="%(ScoURL)s/Absences/JustifAbsenceEtud?etudid=%(etudid)s">Justifier</a></li>
-<li>     <a href="%(ScoURL)s/Absences/AnnuleAbsenceEtud?etudid=%(etudid)s">Supprimer</a></li>
+<li>     <a id="ajout_Absence" href="%(ScoURL)s/Absences/SignaleAbsenceEtud?etudid=%(etudid)s">Ajouter</a></li>
+<li>     <a id="justifier_Absence" href="%(ScoURL)s/Absences/JustifAbsenceEtud?etudid=%(etudid)s">Justifier</a></li>
+<li>     <a id="supprimer_Absence" href="%(ScoURL)s/Absences/AnnuleAbsenceEtud?etudid=%(etudid)s">Supprimer</a></li>
 """
                 % params
             )
             if context.get_preference("handle_billets_abs"):
                 H.append(
-                    """<li>     <a href="%(ScoURL)s/Absences/listeBilletsEtud?etudid=%(etudid)s">Billets</a></li>"""
+                    """<li>     <a id="afficher_Billets" href="%(ScoURL)s/Absences/listeBilletsEtud?etudid=%(etudid)s">Billets</a></li>"""
                     % params
                 )
         H.append(
             """
-<li>     <a href="%(ScoURL)s/Absences/CalAbs?etudid=%(etudid)s">Calendrier</a></li>
-<li>     <a href="%(ScoURL)s/Absences/ListeAbsEtud?etudid=%(etudid)s">Liste</a></li>
+<li>     <a id="afficher_Calendrier" href="%(ScoURL)s/Absences/CalAbs?etudid=%(etudid)s">Calendrier</a></li>
+<li>     <a id="afficher_Liste_Absence" href="%(ScoURL)s/Absences/ListeAbsEtud?etudid=%(etudid)s">Liste</a></li>
 </ul>
 """
             % params