HTML headers for HAML applications

application.html.haml

!!!
%html{:xmlns => "http://www.w3.org/1999/xhtml", "xml:lang" => "en", :lang => "en"}
  %head
  = stylesheet_link_tag 'screen.css', :media => 'screen, projection'
  = stylesheet_link_tag 'print.css', :media => 'print'
  /[if IE]
    = stylesheet_link_tag 'ie.css', :media => 'screen, projection' 
  = stylesheet_link_tag 'application', :media => 'screen, projection'
  %body.container    
    #header
      = render :partial => "shared/header"
    #content 
      = yield :content
    #help
      = yield :help
    #footer
      #flash
        - [:notice, :error, :success].each do |key|
          - unless flash[key].blank?
            %p{ :class => "flash #{key}" }= flash[key] 
      = yield :footer