bsw/jbe@4: local lang = param.get("lang")
bsw@15: if lang == "de" or lang == "en" or lang == "eo" then
bsw/jbe@4:   app.session.lang = param.get("lang")
bsw/jbe@4:   app.session:save()
bsw@292:   if app.session.member_id then
bsw@286:     app.session.member.lang = app.session.lang
bsw@286:     app.session.member:save()
bsw@286:   end
bsw/jbe@4: end