Adding a site search to my site

[knights1]

What is a good one? Does google offer one?

Thanks.

[bill]

Google's is here:
Site-Flavored Google Search [google.com]

There are a bunch of threads on WebmasterWorld that cover this topic. Here are a few:
need internal search engine [webmasterworld.com]
Website search [webmasterworld.com]
Internal SE for site search only [webmasterworld.com]