CMS Entry delimited error
 

Above my header on the CMS "home" page is the following error:

Warning: strpos() [function.strpos]: Empty delimiter. in [path]/includes/functions_search.php on line 383

I'm running the most current version; vB 4.0.2 PL1. My site is located at:
http://www.forensicsonline.net/forum/content.php

Thank you for any assistance you can provide!