Fix bug.

app/controllers/announcements_controller.rb

@@ -46,7 +46,7 @@ class AnnouncementsController < ApplicationController
     page = @page || Page.where(url: params['url']).first
     @enable_search_flag = false
     @image_version = 'thumb'
-    if page.methods.include? 'select_option_items'.to_sym
+    if page.respond_to?(:select_option_items)
       ModuleApp.all.select{|tmp| tmp.key.to_s=='announcement'}.each do |modile_app|
         @show_option_items = modile_app.show_option_items rescue nil
       end