Sorry, there has never been a "websearch" script at this address.
<p>
People seem to think all web site names start with www and
have a penchant for publishing links without trying them.
<p>
You probably wanted Thunderstone's web search demo at
<a href="http://search.thunderstone.com/texis/websearch">http://search.thunderstone.com/texis/websearch</a>