tbody.haml

%table{:width=>"100%", :cellspacing=>"1", :cellpadding=>"0", :border=>"1"}
  %tbody
    %tr{:bgcolor=>"#eeeeee"}
      %th{:colspan=> 1 + dss.size}掲載期間
    - if dss.blank?
      %tr
        %td{:align=>"center", :style=>"background-color:white;"}
          .nothing{:style=>"padding:20px;color:tomato;"} なし
    - else
      - dss.select{|ds| ds.is_a?(DeliverySchedule)}.each_with_index do |ds, i|
        %tr
          %td{:width=>"50", :nowrap=>"", :align=>"center"}= i+1
          %td= render_builder_ds_bar(builder, dss, i)