def write_page_margins # :nodoc:
      b      = 0.75
      l      = 0.7
      r      = 0.7
      t      = 0.75
      header = 0.3
      footer = 0.3

      attributes = [
                    ['b',      b],
                    ['l',      l],
                    ['r',      r],
                    ['t',      t],
                    ['header', header],
                    ['footer', footer]
                   ]

      @writer.empty_tag('c:pageMargins', attributes)
    end
def write_page_margins # :nodoc:
      b      = 0.75
      l      = 0.7
      r      = 0.7
      t      = 0.75
      header = 0.3
      footer = 0.3

      attributes = [
                    ['b',      b],
                    ['l',      l],
                    ['r',      r],
                    ['t',      t],
                    ['header', header],
                    ['footer', footer]
                   ]

      @writer.empty_tag('c:pageMargins', attributes)
    end
Write the <c:pageMargins> element.