Index: app/views/layouts/base.html.erb
===================================================================
--- app/views/layouts/base.html.erb	(révision 3580)
+++ app/views/layouts/base.html.erb	(copie de travail)
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="<%= User.current.language.presence || 'en' %>">
 <head>
 <meta charset="utf-8" />
 <title><%=h html_title %></title>
