[Zope] prob in connecting PHP gateway

Sir , i cudnt find any method for database connectivity with remote oracle server with my zope. i use the server using telnet login only so dont have oracle client installed on my SuSE linux p4 system. I tried to connect it via PHP gateway but its giving me the folowwing error when i click the view tab of Zope in my PHP gateway instance . '/srv/www/htdocs' may not be a PHP-CGI program. The result from the program is empty(0 byte). whereas that is my pache docroot for sure . plz help me with both these probs.