- if @today.nil? or %w(day month year).any?{|s| @today.send(s) != history.created_at.send(s)}
  %h2
    = history.created_at.strftime("%a %d %b %Y")
%p
  = history.created_at.strftime("%R")
  - history.alerts.each do |alert|
    %a{ :href => url_for(alert) } 
      = alert.id
    %strong
      = alert.subject
    = alert.summary
    - if alert.source != alert.subject 
      = "-- from #{alert.source}
  = history.event
  - @today = history.created_at