Filter and delete for bulletins

app/helpers/application_helper.rb

@@ -102,18 +102,10 @@ module ApplicationHelper
     ' web-symbol' if params[:sort].eql?(name)
   end
 
-  def add_filter(param_name, value)
-    filter = params[:filter] rescue nil
-    if filter && filter.has_key(param_name)
-      filter[param_name] << value
-    elsif filter
-      filter.merge({param_name => [value]})
-    else
-      {param_name => [value]}
-    end
+  def is_filter_active?(type, id)
+    ' active' if (@filter[type].include?(id.to_s) rescue nil)
   end
 
-
   def process_page(page, id)
     parse_page_noko(page, id)
   end