diff --git a/ZAbsences.py b/ZAbsences.py
index 52a68c6a..a82208d6 100644
--- a/ZAbsences.py
+++ b/ZAbsences.py
@@ -1313,7 +1313,7 @@ class ZAbsences(
                 if with_evals:
                     a["exams"] = descr_exams(a)
                 a["datedmy"] = a["jour"].strftime("%d/%m/%Y")
-                a["matin_o"] = int(a["matin"])
+                a["ampm"] = int(a["matin"])
                 a["matin"] = matin(a["matin"])
                 index = a["description"].find(")")
                 if index != -1:
@@ -1328,7 +1328,7 @@ class ZAbsences(
                 a["justlink"] = "<em>justifier</em>"
                 a["_justlink_target"] = (
                     "doJustifAbsence?etudid=%s&amp;datedebut=%s&amp;datefin=%s&amp;demijournee=%s"
-                    % (etudid, a["datedmy"], a["datedmy"], a["matin_o"])
+                    % (etudid, a["datedmy"], a["datedmy"], a["ampm"])
                 )
         #
         titles = {
@@ -1340,6 +1340,8 @@ class ZAbsences(
             "motif": "Motif",
         }
         columns_ids = ["datedmy", "matin"]
+        if format in ("json", "xml"):
+            columns_ids += ["jour", "ampm"]
         if with_evals:
             columns_ids.append("exams")
 
@@ -1433,7 +1435,7 @@ class ZAbsences(
             gr_tit = p + h
 
         title = "Etat des absences %s" % gr_tit
-        if format == "xls" or format == "xml":
+        if format == "xls" or format == "xml" or format == "json":
             columns_ids = ["etudid"] + columns_ids
         tab = GenTable(
             columns_ids=columns_ids,
diff --git a/ZNotes.py b/ZNotes.py
index 5efd9df9..b3068e83 100644
--- a/ZNotes.py
+++ b/ZNotes.py
@@ -191,15 +191,13 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
                 # Affecte aussi cache inscriptions
                 self.get_formsemestre_inscription_cache().inval_cache(
                     key=formsemestre_id
-                )  # >
+                )
         else:
             self._getNotesCache().inval_cache(
                 self, formsemestre_id=formsemestre_id, pdfonly=pdfonly
-            )  # >
+            )
             # Affecte aussi cache inscriptions
-            self.get_formsemestre_inscription_cache().inval_cache(
-                key=formsemestre_id
-            )  # >
+            self.get_formsemestre_inscription_cache().inval_cache(key=formsemestre_id)
 
     security.declareProtected(ScoView, "clearcache")
 
@@ -1816,18 +1814,19 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
 
     security.declareProtected(ScoView, "do_formsemestre_inscription_listinscrits")
 
-    def do_formsemestre_inscription_listinscrits(self, formsemestre_id):
+    def do_formsemestre_inscription_listinscrits(
+        self, formsemestre_id, format=None, REQUEST=None
+    ):
         """Liste les inscrits (état I) à ce semestre et cache le résultat"""
         cache = self.get_formsemestre_inscription_cache()
         r = cache.get(formsemestre_id)
-        if r != None:
-            return r
-        # retreive list
-        r = self.do_formsemestre_inscription_list(
-            args={"formsemestre_id": formsemestre_id, "etat": "I"}
-        )
-        cache.set(formsemestre_id, r)
-        return r
+        if r is None:
+            # retreive list
+            r = self.do_formsemestre_inscription_list(
+                args={"formsemestre_id": formsemestre_id, "etat": "I"}
+            )
+            cache.set(formsemestre_id, r)
+        return scu.sendResult(REQUEST, r, format=format, name="inscrits")
 
     security.declareProtected(ScoImplement, "do_formsemestre_inscription_edit")
 
@@ -1840,7 +1839,7 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
         )  # > modif inscription semestre (demission ?)
 
     # Cache inscriptions semestres
-    def get_formsemestre_inscription_cache(self):
+    def get_formsemestre_inscription_cache(self, format=None):
         u = self.GetDBConnexionString()
         if CACHE_formsemestre_inscription.has_key(u):
             return CACHE_formsemestre_inscription[u]
diff --git a/ZScoDoc.py b/ZScoDoc.py
index b55f0b64..e25ec0a1 100644
--- a/ZScoDoc.py
+++ b/ZScoDoc.py
@@ -283,10 +283,26 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
 
     security.declareProtected("View", "list_depts")
 
-    def list_depts(self, REQUEST=None):
-        """List departments folders
-        (returns a list of Zope folders containing a ZScolar instance)
+    def list_depts(self, viewable=True, format=None, REQUEST=None):
+        """List departments
+        If viewable, list only depts viewable the current user.
         """
+        authuser = REQUEST.AUTHENTICATED_USER
+        viewable = int(viewable)
+        return scu.sendResult(
+            REQUEST,
+            [
+                d.id
+                for d in self._list_depts()
+                if (not viewable) or authuser.has_permission(ScoView, d.Scolarite)
+            ],
+            name="depts",
+            format=format,
+        )
+
+    def _list_depts(self, REQUEST=None):  # not published
+        # List departments folders
+        # (returns a list of Zope folders containing a ZScolar instance)
         folders = self.objectValues("Folder")
         # select folders with Scolarite object:
         r = []
@@ -337,7 +353,7 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
         if e:
             return e
 
-        if not force and DeptId not in [x.id for x in self.list_depts()]:
+        if not force and DeptId not in [x.id for x in self._list_depts()]:
             raise ValueError("nom de departement invalide")
 
         self.manage_delObjects(ids=[DeptId])
@@ -401,7 +417,7 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
     def index_html(self, REQUEST=None, message=None):
         """Top level page for ScoDoc"""
         authuser = REQUEST.AUTHENTICATED_USER
-        deptList = self.list_depts()
+        deptList = self._list_depts()
         self._fix_users_folder()  # fix our exUserFolder
         isAdmin = not self._check_admin_perm(REQUEST)
         try:
@@ -416,7 +432,7 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
         # Si l'URL indique que l'on est dans un folder, affiche page login du departement
         try:
             deptfoldername = REQUEST.URL0.split("ScoDoc")[1].split("/")[1]
-            if deptfoldername in [x.id for x in self.list_depts()]:
+            if deptfoldername in [x.id for x in self._list_depts()]:
                 return self.index_dept(deptfoldername=deptfoldername, REQUEST=REQUEST)
         except:
             pass
@@ -463,7 +479,7 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
                 dest_folder = "/Scolarite"
             else:
                 dest_folder = ""
-            for deptFolder in self.list_depts():
+            for deptFolder in self._list_depts():
                 if authuser.has_permission(ScoView, deptFolder.Scolarite):
                     link_cls = "link_accessible"
                 else:
@@ -875,7 +891,7 @@ Agent: %(HTTP_USER_AGENT)s
             % self.absolute_url(),
         ]
 
-        deptList = [x.id for x in self.list_depts()]  # definis dans Zope
+        deptList = [x.id for x in self._list_depts()]  # definis dans Zope
         deptIds = set(self._list_depts_ids())  # definis sur le filesystem
         existingDepts = set(deptList)
         addableDepts = deptIds - existingDepts
@@ -904,7 +920,7 @@ Agent: %(HTTP_USER_AGENT)s
 <select name="DeptId">
               """
             )
-            for deptFolder in self.list_depts():
+            for deptFolder in self._list_depts():
                 H.append(
                     '<option value="%s">%s</option>' % (deptFolder.id, deptFolder.id)
                 )
@@ -939,7 +955,7 @@ Agent: %(HTTP_USER_AGENT)s
         """Returns the dept id (eg "GEII") of an etud (identified by etudid, INE or NIP in REQUEST).
         Warning: This function is inefficient and its result should be cached.
         """
-        depts = self.list_depts()
+        depts = self._list_depts()
         depts_etud = []  # liste des depts où l'etud est defini
         for dept in depts:
             etuds = dept.Scolarite.getEtudInfo(REQUEST=REQUEST)
diff --git a/sco_find_etud.py b/sco_find_etud.py
index 7038a16c..1abf2fbb 100644
--- a/sco_find_etud.py
+++ b/sco_find_etud.py
@@ -276,7 +276,7 @@ def search_etud_in_accessible_depts(context, expnom=None, code_nip=None, REQUEST
     """
     result = []
     accessible_depts = []
-    deptList = context.list_depts()  # definis dans Zope
+    deptList = context._list_depts()  # definis dans Zope
     for dept in deptList:
         # log('%s searching %s' % (str(REQUEST.AUTHENTICATED_USER),dept))
         if can_view_dept(dept, REQUEST):
diff --git a/sco_formsemestre.py b/sco_formsemestre.py
index 2a5db9c1..27d94e10 100644
--- a/sco_formsemestre.py
+++ b/sco_formsemestre.py
@@ -495,7 +495,7 @@ def sem_est_courant(context, sem):
 
 def scodoc_get_all_unlocked_sems(context):
     """Liste de tous les semestres non verrouillés de tous les départements"""
-    depts = context.list_depts()
+    depts = context._list_depts()
     semdepts = []
     for dept in depts:
         semdepts += [
diff --git a/sco_utils.py b/sco_utils.py
index d0823af3..022a3075 100644
--- a/sco_utils.py
+++ b/sco_utils.py
@@ -569,7 +569,7 @@ def sendXML(REQUEST, data, tagname=None, force_outer_xml_tag=True):
 
 
 def sendResult(REQUEST, data, name=None, format=None, force_outer_xml_tag=True):
-    if format is None:
+    if (format is None) or (format == "html"):
         return data
     elif format == "xml":  # name is outer tagname
         return sendXML(
diff --git a/static/js/abs_ajax.js b/static/js/abs_ajax.js
index bea7c456..3fed2731 100644
--- a/static/js/abs_ajax.js
+++ b/static/js/abs_ajax.js
@@ -43,5 +43,5 @@ function ajaxFunction(mod, etudid, dat) {
 
 // -----
 function change_moduleimpl(url) {
-	document.location = url + '&amp;moduleimpl_id=' + document.getElementById('moduleimpl_id').value;
+	document.location = url + '&moduleimpl_id=' + document.getElementById('moduleimpl_id').value;
 }