diff --git a/inc-public-global.php3 b/inc-public-global.php3
index 0021684503029403e6c3ccd9bc9c10f2e227c669..3351a35b8b3797996a08d66a84a1f48f86ee87bb 100644
--- a/inc-public-global.php3
+++ b/inc-public-global.php3
@@ -101,7 +101,8 @@ function obtenir_page ($contexte, $chemin_cache, $delais, $use_cache, $fond, $in
 // Appeler cette fonction pour obtenir la page principale
 //
 function afficher_page_globale ($fond, $delais, &$use_cache) {
-	global $flag_preserver, $recalcul, $var_preview, $lastmodified;
+	global $flag_preserver, $recalcul, $lastmodified;
+	global $var_preview;
 	include_local ("inc-cache.php3");
 
 	// demande de previsualisation ?
diff --git a/inc-public.php3 b/inc-public.php3
index 50ed3a03d5d50da5599344565390d6c8f46a9d38..61ecc6ab9b380adf9c1862dfe3331449e5c06854 100644
--- a/inc-public.php3
+++ b/inc-public.php3
@@ -46,13 +46,13 @@ else {
 	}
 
 	// multilinguisme
-	if ($forcer_lang AND $forcer_lang<>'non') {
+	if ($forcer_lang AND ($forcer_lang!=='non')) {
 		include_ecrire('inc_lang.php3');
 		verifier_lang_url();
 	}
 	if ($HTTP_GET_VARS['lang']) {
 		include_ecrire('inc_lang.php3');
-		lang_select($HTTP_GET_VARS['lang']);     
+		lang_select($HTTP_GET_VARS['lang']);
 	}