    # File lib/merb-core/dispatch/default_exception/default_exception.rb, line 13
            def error_codes(exception)
              if @show_details
                message, message_details = exception.message.split("\n", 2)
                "<h2>#{escape_html(message)}</h2><p>#{escape_html(message_details)}</p>"
              else
                "<h2>Sorry about that...</h2>"
              end
            end