This is the a program called Intermediate Search. The original Simple Search was created by Matt Wright and can be found at Matt's Script Archive. Like Matt's script, this version is freeware and can easily be set up on most web sites. It is available at the web site shown below.
Intermediate Search, Version 1.1 is Copyright 1997 (freeware) by
Fluid Dynamics.
Visit the
Search Page for help
files and most recent version.