Search:

I would like to have something like this on my website. If you look at the top of this page it will say: Home > Computers & Technology > Programming » Other Programming
And it has links to...

I'm in the middle of designing a website and I'm putting up a "join our mailing list" page and I don't know where to start.

What I'm looking for is:
Name
Email
Affiliation (school or group)...

I'd like to create a search box that only searches my site.

What code do I use?

Also, is there a way to have "common searches" come in a drop down box under the search as someone is typing,...