I also get the same error, not onyl on this site but the elgance site as well. This site http://modularhomebuildersnj.com
gets is a fresh install with no other components on it at all. The error is visible. This site mobsters2guide.com
has the same error specifically if I try to post something to facebook it useses the error as the description. Thanks in advance for any help I will check it out as well although I don't know diddle squat about php.
The exact error is
Warning: preg_match() [function.preg-match]: Delimiter must not be alphanumeric or backslash in /home/content/n/s/8/ns8814/html/MODULARHOMEBUILDERSNJ/modules/mod_s5_box/tmpl/default.php on line 23