Fix extra loaded js: the widgets only need to render layout when they need js.

vendor/built_in_modules/announcement/app/controllers/panel/announcement/widget/bulletins_controller.rb

@@ -28,6 +28,7 @@ class Panel::Announcement::Widget::BulletinsController < ObitWidgetController
     @selected_tag = AnnouncementTag.find(params[:id]) rescue @tags[0]
     @bulletins = @selected_tag.get_visible_bulletins.page(params[:page]).per(5) rescue nil
     @web_links = WebResourceTag.first(:conditions => {:en => @selected_tag[:en]}).get_visible_links.page(params[:page]).per(5) rescue nil
+    render :layout => 'module_widget'
   end
   
   def reload_bulletins