BBlog error

'); // function to notify the owner about a new comment or post. function notify_owner($subject,$message) { // do they want notifications? if(C_NOTIFY == 'true') { mail(C_EMAIL,$subject,MAIL_HEADER.$message.MAIL_FOOTER, "Content-Type: text/plain; charset=".C_CHARSET."\r\n". "From: ".MAIL_FROM."\r\n". "Errors-To: ".MAIL_FROM."\r\n". "Content-Type: text/plain; charset=".C_CHARSET."\r\n" ); } } // function to notify the poster that a reply has been posted to their comment. function notify_poster ($to,$subject,$message) { // not yet implimented. } ?>
Fatal error: Call to undefined function notify_owner() in C:\wamp\www\bBlog-0.7.6\bblog\inc\bBlog.class.php on line 941

this is the message i get whenever i pots a new reply and was wondering if there's anyone who got knowledge on debugging this stuff.