def write_axis_pos(val, reverse = false) # :nodoc:
      if reverse
        val = 'r' if val == 'l'
        val = 't' if val == 'b'
      end

      @writer.empty_tag('c:axPos', [ ['val', val] ])
    end
def write_axis_pos(val, reverse = false) # :nodoc:
      if reverse
        val = 'r' if val == 'l'
        val = 't' if val == 'b'
      end

      @writer.empty_tag('c:axPos', [ ['val', val] ])
    end
Write the <c:axPos> element.