# File lib/bio/graphics/image_map.rb, line 31
  def save(file_name)
    html_filename = file_name.sub(/\.[^.]+$/, '.html')
    html = File.open(html_filename,'w')
    html.puts "<html>"
    html.puts "<body>"
    html.puts self.to_s
    html.puts "<img border='1' src='" + file_name + "' usemap='#image_map' />"
    html.puts "</body>"
    html.puts "</html>"
    html.close      
  end