' + "\n"
if @date
if localtime
s += l % [ 'Date:', @date.to_s ]
else
s += l % [ 'Date:', @date.getutc.to_s ]
end
end
s += l % [ 'Author:', creator.escape_html ] if creator
s += l % [ 'Subject:', @subject.escape_html ] if @subject
s += l % [ 'Filed under:', @categories.join(', ').escape_html ] unless @categories.empty?
s += "