PHP will handily print out the browser you seem to be using, as well as other stuff:

Running on: "naib.dnsalias.org".

CCBot/1.0 (+http://www.commoncrawl.org/bot.html)

You seem to be using ...something...!

Yay for not using MSIE (Eww)!

Did you find this enlightening? yes no

Would you have preferred Ketchup? yes no

What is a good noise to make?

So glad you could visit our nice Apache/2.2.11 (Unix) mod_ssl/2.2.11 OpenSSL/0.9.8k DAV/2 PHP/5.2.9 server ! You can have fun, too, if you go read about PHP and/or view un-parsed source and/or sleep.

This form is to find out how to make radio buttons work.

Input set one: First Value Second Value

Input set two: Smite them! Spork! Mwahah. LightSaber...? Stab! Stab! Stab!

Input set three: 3a 3b 3c

Input set four: 4a 4b 4c 4d

Still ketchup!