gistfile1.rb

=javascript_tag do
  var columns = [];
  - current_object.rounds.each do |round|
    ==columns.push(new SpreadSheetColumn("#{round.name}",#{round.id}));
  var rows = [];
  - current_object.share_holders.each do |holder|
    ==rows.push(new SpreadSheetRow("#{holder.name}",#{holder.id},#{current_object.rounds.map{|t| holder.ownerships.of(t).amount}.inspect}));
  window.dataTable = new SpreadSheetTable(columns,rows);