diff --git a/include/central.inc.php b/include/central.inc.php
new file mode 100644
index 000000000..e82a6fb9f
--- /dev/null
+++ b/include/central.inc.php
@@ -0,0 +1,80 @@
+<?php
+
+/*
+ *   This file is part of PhpCompta.
+ *
+ *   PhpCompta is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   PhpCompta is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with PhpCompta; if not, write to the Free Software
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+// Copyright Author Dany De Bontridder ddebontridder@yahoo.fr
+/* $Revision$ */
+/*! \file
+ * \brief concerns the centralisation of the operations
+ */
+include_once ("ac_common.php");
+require_once ('class_widget.php');
+html_page_start($_SESSION['g_theme']);
+
+require_once('class_dossier.php');
+$gDossier=dossier::id();
+
+include_once ("postgres.php");
+/* Admin. Dossier */
+$rep=DbConnect();
+include_once ("class_user.php");
+$User=new User($rep);
+$User->Check();
+require_once  ("check_priv.php");
+include_once("preference.php");
+
+
+$cn=DbConnect($gDossier);
+
+include_once("central_inc.php");
+
+
+$User->can_request($cn,CENTRALIZE);
+
+
+
+echo '<DIV CLASS="u_redcontent">';
+echo '<H2 CLASS="info"> Centralise </H2><BR>';
+if ( isset ($_POST["central"] )) {
+
+  //demande centralise
+if ( $_POST["periode"] != "" ) {
+    $ret=Centralise($cn,$_POST["periode"]);
+    if ($ret==NOERROR) {
+      echo '<H2 class="info">La p&eacute;riode '.$_POST["periode"].' est centralis&eacute;e</H2>';
+    } else {
+      echo '<H2 class="error">La p&eacute;riode '.$_POST["periode"].' n\' a pu être centralis&eacute;e</H2>';
+    }
+  } 
+}// if ( isset ($_POST["central"] ))
+
+$ret=FormPeriode($cn,0,NOTCENTRALIZED);
+if ( $ret != null) {
+  echo '<FORM METHOD="POST">';
+  echo widget::hidden('p_action','central');
+  echo dossier::hidden();
+  echo $ret;
+  echo '<INPUT TYPE="SUBMIT" name="central" VALUE="Centralise">';
+  echo '</FORM>';
+} else {
+  echo '<H2 class="info"> Aucune période à centraliser</H2>';
+}
+
+echo "</DIV>";
+html_page_stop();
+?>