def get_instructions(term, is_sysop=None):
    """ Show file browser instructions. """
    return [term.bold_blue_underline(u'Instructions'), u' ',
        u'{0} Un/flag file for download'.format(term.reverse(u'(SPACE)')),
        u'{0}  Back up'.format(term.reverse(u'(LEFT)')), term.reverse(
        u'(RIGHT, ENTER)'), u'        Browse subdirectory',
        u'{0}     Download flagged file(s)'.format(term.reverse(u'(D)')),
        u'{0}     Unflag all files'.format(term.reverse(u'(-)')),
        u'{0}     Upload file(s)'.format(term.reverse(u'(u)')), 
        u'{0}     Edit description'.format(term.reverse(u'(e)')) if
        is_sysop else u'', u'{0}     Quit'.format(term.reverse(u'(q)')),
        u' ', u'Files are also available via {0}'.format(term.bold(u'SFTP'))]
