Please, could anyone help me solve my lingering problems about some questions on simple machines forum?

1. How can i add additional navigational links to smf?

2. How can solve the following error message?

Parse error: syntax error, unexpected T_STRING in /mnt/r0503/d23/s47/b031cd5c/www/nameofforum.com/Themes/babylon/MessageIndex.template.php on line 414

405:
406: // Are they allowed to post new topics?
407: if ($context['can_post_new'])
408: $buttonArray[] = '<a href="' . $scripturl . '?action=post;board=' . $context['current_board'] . '.0">' . ($settings['use_image_buttons'] ? '<img src="' . $settings['images_url'] . '/' . $context['user']['language'] . '/new_topic.gif" alt="' . $txt[33] . '" border="0" />' : $txt[33]) . '</a>';
409:
410: // How about new polls, can the user post those?
411: if ($context['can_post_poll'])
412: $buttonArray[] = '<a href="' . $scripturl . '?action=post;board=' . $context['current_board'] . '.0;poll">' . ($settings['use_image_buttons'] ? '<img src="' . $settings['images_url'] . '/' . $context['user']['language'] . '/new_poll.gif" alt="' . $txt['smf20'] . '" border="0" />' : $txt['smf20']) . '</²ºúz
413:

414: return implode($context['menu_separator], $buttonArray);

415: }
416:
417: ?>
418: