In apache error_log, it keeps returning: [Fri Nov 04 10:42:12 2011] [error] syntax error at /var/www/cgi-bin/return_url.pl line 73, near ") {"\nString found where ...

In that case you might want to consider something like pphlogger instead of mucking around with the apache logs. It'll be much simpler for you to get working and you've got the database functionality ...

The CGI (Common Gateway Interface) defines a way for a web server to interact with external content-generating programs, which are often referred to as CGI programs or CGI scripts. It is the simplest, ...