def do_POST(self):
            '''
            Handle POST requests.
            '''
            logging.debug('POST %s' % (self.path))

            # CITATION: http://stackoverflow.com/questions/4233218/python-basehttprequesthandler-post-variables
            ctype, pdict = cgi.parse_header(self.headers['content-type'])
            if ctype == 'multipart/form-data':
                postvars = cgi.parse_multipart(self.rfile, pdict)
            elif ctype == 'application/x-www-form-urlencoded':
                length = int(self.headers['content-length'])
                postvars = cgi.parse_qs(self.rfile.read(length), keep_blank_values=1)
            else:
                postvars = {}

            # Get the "Back" link.
            back = self.path if self.path.find('?') < 0 else self.path[:self.path.find('?')]

            # Print out logging information about the path and args.
            logging.debug('TYPE %s' % (ctype))
            logging.debug('PATH %s' % (self.path))
            logging.debug('ARGS %d' % (len(postvars)))
            if len(postvars):