Besides the true reasons previously exposed, I should add that your site is very nicely designed. And that I like the images that you chose. Specially this one:
in reply to CGI Contact Form / Mailer
The whole aspect of the site is very simple and clean. And speaks a lot about what could be expected of the work done. I like the spaces left between the information.
I share your pride of having your good code working as expected. I also did my own form mailer. It was my first code done with CGI::Application and HTML::Template. But I wouldn't show it here, since it might be far from being perfect in what today matters: security, ecology, style, etc.