# File lib/email_spec/email_viewer.rb, line 18
    def self.save_and_open_all_html_emails
      all_emails.each_with_index do |m, index|
        if m.multipart? && m.parts.detect{ |p| p.content_type.include?('text/html') }
          filename = tmp_email_filename("-#{index}.html")
          File.open(filename, "w") do |f|
            f.write m.parts[1].body
          end
          open_in_browser(filename)
        end
      end
    end