diff --git a/view/add_access_group_view_form.xml b/view/add_access_group_view_form.xml
index e9ab66e..974878e 100644
--- a/view/add_access_group_view_form.xml
+++ b/view/add_access_group_view_form.xml
@@ -2,30 +2,30 @@
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
 <form>
-  <group  colspan='4'>
-      <group  colspan='2'>
+  <group  colspan='4' id="worktime">
+      <group  colspan='2' id="enter_time">
         <label name="enter_timestamp" />
         <field name="enter_timestamp" widget="date"/>
         <field name="enter_timestamp" widget="time"/>
       </group>
-      <group  colspan='2'>
+      <group  colspan='2' id="exit_time">
         <label name="exit_timestamp" />
         <field name="exit_timestamp" widget="date"/>
         <field name="exit_timestamp" widget="time"/>
       </group>
   </group>
-  <group  colspan='4'>
-      <group  colspan='2'>
+  <group  colspan='4' id="rest_time">
+      <group  colspan='2' id="start_rest">
         <label name="start_rest"/>
         <field name="start_rest" widget="date"/>
         <field name="start_rest" widget="time"/>
       </group>
-      <group  colspan='2'>
+      <group  colspan='2' id="end_rest">
         <label name="end_rest"/>
         <field name="end_rest" widget="date"/>
         <field name="end_rest" widget="time"/>
       </group>
-</group>
+  </group>
       <label name="project"/>
       <field name="project"/>
   <separator name="employees" colspan="4"/>