fix error

app/helpers/announcements_helper.rb

@@ -196,7 +196,7 @@ module AnnouncementsHelper
       end
       if !(defined? SiteFeed).nil?
         if @type != "show_widget"
-          feeds_anns = get_feed_announcements("index",nil,nil,page_number*page_data_count)
+          feeds_anns = get_feed_announcements("index",nil,categories,page_number*page_data_count)
         else
           feeds_anns = []
         end
@@ -204,7 +204,7 @@ module AnnouncementsHelper
     else
       announcements = []
       if @type != "show_widget"
-        feeds_anns = get_feed_announcements("index",params["source"],nil,page_number*page_data_count)
+        feeds_anns = get_feed_announcements("index",params["source"],categories,page_number*page_data_count)
       else
         feeds_anns = []
       end