Probleme to implement FCKeditor

Warning: main() [function.main]: open_basedir restriction in effect. File(/fckeditor_php5.php) is not within the allowed path(s): (/var/www/vhosts/my-web-site.ch/httpdocs:/tmp) in /var/www/vhosts/my-web-site.ch/httpdocs/fckeditor/fckeditor.php on line 31

Warning: main(fckeditor_php5.php) [function.main]: failed to open stream: Operation not permitted in /var/www/vhosts/my-web-site.ch/httpdocs/fckeditor/fckeditor.php on line 31

Warning: main() [function.include]: Failed opening 'fckeditor_php5.php' for inclusion (include_path='.:.:') in /var/www/vhosts/my-web-site.ch/httpdocs/fckeditor/fckeditor.php on line 31

Fatal error: Class 'FCKeditor' not found in /var/www/vhosts/que-faire-ce-week-end.ch/httpdocs/include/new_manifestation.php on line 303

<?php
         include_once("fckeditor/fckeditor.php") ;
      ?>
      <?php
         $oFCKeditor = new FCKeditor('FCKeditor1') ;
         $oFCKeditor->BasePath = 'fckeditor/' ;
         $oFCKeditor->Value = "add coment" ;
         $oFCKeditor->Create() ;
      ?>