diff --git a/themes/default/js/scenes.js b/themes/default/js/scenes.js
index 83623ab95..f6a8aa9e6 100644
--- a/themes/default/js/scenes.js
+++ b/themes/default/js/scenes.js
@@ -38,9 +38,9 @@ function loadScene(id_scene){
 function onSceneMove(){
 	if (next_scene_is_at_right) current_move++;
 	else current_move--;
-	if (current_move == nb_move_available - 1)	$('#scenes .next').fadeOut();
+	if (current_move === nb_move_available - 1)	$('#scenes .next').fadeOut();
 	else $('#scenes .next:hidden').fadeIn().css('display','block');
-	if (current_move == 0) $('#scenes .prev').fadeOut().css('display','block');
+	if (current_move === 0) $('#scenes .prev').fadeOut().css('display','block');
 	else $('#scenes .prev').fadeIn().css('display','block');
 	return true;
 }