faq 게시판 글쓰기 오류

봉화몰 FAQ 게시판의 cheditor 버젼을 다운받아서
euc-kr을 utf-8 로 에디트플러스로 바꿔서 올렸는데.
글쓰기 버튼을 누르면
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Warning: include_once(../lib/cheditor.lib.php) [function.include-once]: failed to open stream: No such file or directory in /home/hosting_users/calma3/www/gnuboard4/skin/board/faq/write.skin.php on line 9

Warning: include_once() [function.include]: Failed opening '../lib/cheditor.lib.php' for inclusion (include_path='.:/usr/local/lib/php') in /home/hosting_users/calma3/www/gnuboard4/skin/board/faq/write.skin.php on line 9


Fatal error: Call to undefined function cheditor1() in /home/hosting_users/calma3/www/gnuboard4/skin/board/faq/write.skin.php on line 35
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이런 오류메세지가 뜨는데 뭐가 문제일까요?