diff --git a/htdocs/core/class/html.formfile.class.php b/htdocs/core/class/html.formfile.class.php
index 6b3b1774a63..7ffe021fe92 100644
--- a/htdocs/core/class/html.formfile.class.php
+++ b/htdocs/core/class/html.formfile.class.php
@@ -1,10 +1,10 @@
 <?php
-/* Copyright (c) 2008-2013 Laurent Destailleur	<eldy@users.sourceforge.net>
- * Copyright (C) 2010-2012 Regis Houssin		<regis.houssin@capnetworks.com>
- * Copyright (c) 2010      Juanjo Menent		<jmenent@2byte.es>
- * Copyright (c) 2013      Charles-Fr BENKE		<charles.fr@benke.fr>
- * Copyright (C) 2013      Cédric Salvador      <csalvador@gpcsolutions.fr>
- * Copyright (c) 2014       Marcos García       <marcosgdf@gmail.com>
+/* Copyright (C) 2008-2013	Laurent Destailleur	<eldy@users.sourceforge.net>
+ * Copyright (C) 2010-2014	Regis Houssin		<regis.houssin@capnetworks.com>
+ * Copyright (C) 2010		Juanjo Menent		<jmenent@2byte.es>
+ * Copyright (C) 2013		Charles-Fr BENKE	<charles.fr@benke.fr>
+ * Copyright (C) 2013		Cédric Salvador		<csalvador@gpcsolutions.fr>
+ * Copyright (C) 2014		Marcos García		<marcosgdf@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -514,11 +514,11 @@ class FormFile
             $out.= $genbutton;
             $out.= '</th>';
 
-            if($hookmanager->hooks['formfile'])
+            if (!empty($hookmanager->hooks['formfile']))
             {
                 foreach($hookmanager->hooks['formfile'] as $module)
                 {
-                    if(method_exists($module, 'formBuilddocLineOptions')) $out .= '<th></th>';
+                    if (method_exists($module, 'formBuilddocLineOptions')) $out .= '<th></th>';
                 }
             }
             $out.= '</tr>';