swap llxfooter() and $db->close()

htdocs/compta/facture/document.php

@@ -4,6 +4,7 @@
  * Copyright (C) 2005      Marc Barilley / Ocebo <marc@ocebo.com>
  * Copyright (C) 2005-2011 Regis Houssin         <regis.houssin@capnetworks.com>
  * Copyright (C) 2013      Cédric Salvador       <csalvador@gpcsolutions.fr>
+ * Copyright (C) 2017      Frédéric France       <frederic.france@netlogic.fr>
  *
  * 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
@@ -164,6 +165,6 @@ else
 	print $langs->trans("ErrorUnknown");
 }
 
-$db->close();
-
 llxFooter();
+
+$db->close();