diff --git a/htdocs/conf/conf.class.php3.sample b/htdocs/conf/conf.class.php3.sample
index e547690758f..3de1b83716d 100644
--- a/htdocs/conf/conf.class.php3.sample
+++ b/htdocs/conf/conf.class.php3.sample
@@ -32,6 +32,10 @@ class Conf {
 
     $this->db = new DbConf();
 
+    $this->societe    = 1;
+    $this->commercial = 0;
+    $this->voyage     = 0;
+
     $this->propal = new PropalConf();
     $this->facture = new FactureConf();
     $this->fichinter = new FicheInterConf();
@@ -41,15 +45,11 @@ class Conf {
     $this->adherent = new AdherentConf();
     $this->domaine = new domaineConf();
 
-    $this->commercial = 0;
-
     $this->readonly = 0;
 
     $this->years = 2001;
 
     $this->css = "theme/dolibarr/dolibarr.css";
-
-    $this->voyage = 0;
   }  
 }
 
diff --git a/htdocs/main.inc.php3 b/htdocs/main.inc.php3
index 6efd7b74b91..db124ee9bb5 100644
--- a/htdocs/main.inc.php3
+++ b/htdocs/main.inc.php3
@@ -86,11 +86,14 @@ function top_menu($head) {
   print '<TD width="15%" class="menu" align="center"><A class="menu" href="/">Accueil</A></TD>';
 
   print '<TD width="15%" class="menu" align="center">';
-  if ($user->comm > 0) {
-    print '<A class="menu" href="/comm/">Commercial</A></TD>';
-  } else {
-    print '-';
-  }
+  if ($user->comm > 0 && $conf->commercial ) 
+    {
+      print '<A class="menu" href="/comm/">Commercial</A></TD>';
+    }
+  else
+    {
+      print '-';
+    }
 
   print '<TD width="15%" class="menu" align="center">';
   if ($user->compta > 0)
diff --git a/htdocs/pre.inc.php3 b/htdocs/pre.inc.php3
index 9fbc03a9b04..c0a77c3cc09 100644
--- a/htdocs/pre.inc.php3
+++ b/htdocs/pre.inc.php3
@@ -36,7 +36,10 @@ function llxHeader($head = "") {
   $menu->add("/societe.php", "Sociétés","company");
   $menu->add_submenu("../soc.php3?&action=create", "Nouvelle société");
 
-  $menu->add("/comm/index.php3", "Commercial");
+  if ($conf->commercial ) 
+    {
+      $menu->add("/comm/index.php3", "Commercial");
+    }
 
   $menu->add_submenu("/comm/clients.php3", "Clients");