in reply to CGI to query other websites

I use Google for searching multiple Web sites.

Sorry, couldn't resist.

Seriously, unless they offer an API of some kind, WWW::Mechanize may be your best bet other than scraping pages or creating your own spider.

—Brad
"The important work of moving the world forward does not wait to be done by perfect men." George Eliot

In Section Seekers of Perl Wisdom