@events.each do |event|
      @events_for_month[event.start_at.day] ||= Array.new
      @events_for_month[event.start_at.day] << event
      if event.all_day? && event.start_at.day != event.end_at.day
        length_of_event = (event.end_at - event.start_at).to_i / 1.day