diff --git a/htdocs/societe/societecontact.php b/htdocs/societe/societecontact.php
index b1e5174820c..a061933ba11 100644
--- a/htdocs/societe/societecontact.php
+++ b/htdocs/societe/societecontact.php
@@ -26,14 +26,18 @@
  *     \brief      Onglet de gestion des contacts additionnel d'une société
  */
 
+
+// Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
-$langs->loadLangs(array("orders", "companies"));
+// Load translation files required by the page
+$langs->loadLangs(array('companies', 'orders'));
 
+// Get parameters
 $id = GETPOST('id', 'int') ?GETPOST('id', 'int') : GETPOST('socid', 'int');
 $ref = GETPOST('ref', 'alpha');
 $action = GETPOST('action', 'aZ09');
@@ -62,6 +66,8 @@ if ($user->socid) {
 }
 $result = restrictedArea($user, 'societe', $id, '');
 
+
+// Initialize objects
 $object = new Societe($db);
 
 // Initialize technical object to manage hooks of page. Note that conf->hooks_modules contains array of hook context