updates for qr handling

app/controllers/application_controller.rb

@@ -30,10 +30,14 @@ class ApplicationController < ActionController::Base
   alias :active_list_object :active_list
   helper_method :active_list_object
 
-  def js_alert(message)
-    {ok: false, message: message}.to_json
+  def js_alert(*args)
+    options = args.extract_options!
+    message = args.first || ''
+    {ok: false, message: message}.merge(options).to_json
   end
-  def js_notice(message)
-    {ok: true, message: message}.to_json
+  def js_notice(*args)
+    options = args.extract_options!
+    message = args.first || ''
+    {ok: true, message: message}.merge(options).to_json
   end
 end