dev commit

diff --git a/web/prefs.js b/web/prefs.js
index 263970c..06f8d94 100644 (file)
--- a/web/prefs.js
+++ b/web/prefs.js
@@ -82,7 +82,7 @@ function prefs_apply(prefs_new, is_update, is_volat)
             tra.show_noauth();
         }
 
-        if (prefs != undefined) {
+        if (typeof(prefs) != "undefined") {
             if (prefs.listen != l_list_isol && prefs_new.listen == l_list_isol) {
                 if (standup_data_old != null) {
                     standup_data_notisol = standup_data_old.slice();