diff --git a/htdocs/admin/boxes.php b/htdocs/admin/boxes.php
index 720ba5db41f..deb4aa0541f 100644
--- a/htdocs/admin/boxes.php
+++ b/htdocs/admin/boxes.php
@@ -25,6 +25,7 @@
 
 require("./pre.inc.php");
 include_once(DOL_DOCUMENT_ROOT."/includes/boxes/modules_boxes.php");
+include_once(DOL_DOCUMENT_ROOT."/lib/admin.lib.php");
 
 $langs->load("admin");
 
@@ -39,6 +40,10 @@ $boxes = array();
 /*
  * Actions
  */
+if ((isset($_POST["action"]) && $_POST["action"] == 'addconst'))
+{
+    dolibarr_set_const($db, "MAIN_BOXES_MAXLINES",$_POST["MAIN_BOXES_MAXLINES"]);
+}
 
 if ($_POST["action"] == 'add')
 {
@@ -373,6 +378,26 @@ if ($resql)
 
 print '</table><br>';
 
+
+# Affiche ligne d'ajout
+print '<table class="noborder" width="100%">';
+
+$var=false;
+print '<form action="'.$_SERVER["PHP_SELF"].'" method="POST">';
+print '<input type="hidden" name="action" value="addconst">';
+print "<tr $bc[$var] class=value><td>";
+print $langs->trans("MaxNbOfLinesForBoxes")."</td>\n";
+print '<td>';
+print '<input type="text" class="flat" size="6" name="MAIN_BOXES_MAXLINES" value="'.$conf->global->MAIN_BOXES_MAXLINES.'">';
+print '</td><td align="right">';
+print '<input type="submit" class="button" value="'.$langs->trans("Save").'" name="Button"><br>';
+print "</td>\n";
+print '</tr>';
+print '</form>';
+
+print '</table>';
+
+
 $db->close();
 
 llxFooter('$Date$ - $Revision$');
diff --git a/htdocs/admin/const.php b/htdocs/admin/const.php
index 19318058a89..e7fb659f477 100644
--- a/htdocs/admin/const.php
+++ b/htdocs/admin/const.php
@@ -15,15 +15,13 @@
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * $Id$
  */
 
 /**
     	\file       htdocs/admin/const.php
 		\ingroup    setup
 		\brief      Page d'administration/configuration des constantes autres
-		\version    $Revision$
+		\version    $Id$
 */
 
 require("./pre.inc.php");
diff --git a/htdocs/conf/conf.class.php b/htdocs/conf/conf.class.php
index 79320133f40..a962ef3d67f 100644
--- a/htdocs/conf/conf.class.php
+++ b/htdocs/conf/conf.class.php
@@ -364,6 +364,10 @@ class Conf
 		// securite
 		if (empty($this->global->USER_PASSWORD_GENERATED)) $this->global->USER_PASSWORD_GENERATED='standard';
 
+		// conf->box_max_lines
+		$this->box_max_lines=5;
+		if (isset($conf->global->MAIN_BOXES_MAXLINES)) $this->box_max_lines=$conf->global->MAIN_BOXES_MAXLINES;
+		
 		// conf->use_preview_tabs
 		$this->use_preview_tabs=0;
 		if (isset($this->global->MAIN_USE_PREVIEW_TABS)) $this->use_preview_tabs=$this->global->MAIN_USE_PREVIEW_TABS;
diff --git a/htdocs/includes/boxes/box_clients.php b/htdocs/includes/boxes/box_clients.php
index fc425463e46..4f5759804fb 100644
--- a/htdocs/includes/boxes/box_clients.php
+++ b/htdocs/includes/boxes/box_clients.php
@@ -16,15 +16,13 @@
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * $Id$
- * $Source$
  */
 
 /**
     \file       htdocs/includes/boxes/box_clients.php
     \ingroup    societes
     \brief      Module de génération de l'affichage de la box clients
+	\version	$Id$
 */
 
 include_once(DOL_DOCUMENT_ROOT."/includes/boxes/modules_boxes.php");