Many people have gotten relief for this kind of problem by following the fix
described in this article:

Recovering From a Failed Internet Explorer Upgrade in Windows 98
http://support.microsoft.com/default.aspx?scid=kb;en-us;249191

If this doesn't do it:

SEARCHING FOR INFORMATION:

Microsoft maintains a knowledge base of articles on various subjects here:
http://support.microsoft.com/default.aspx?pr=kbinfo

When you define a search, do it on all products initially.  If you get too
many results, you can cut back on the number of results by searching on a
particular product.  The trick to finding information is to provide enough
details so you get what you want but not use so few details that the amount
of articles are staggering.  And, if you use too many details, you might
miss what you are looking for.  Only experience in conducting searches will
tell you how many details is just right.

Often you can find what you need by enclosing an error message in quote
marks; however, be careful not to include too much.  For example, here is an
error message:

IEXPLORE caused an invalid page fault in module KERNEL32.DLL at
0137:bff798fb.

If you search on this error message with it enclosed in quotes, the message
will have to appear verbatim in the KB article in order to get a hit.  Quite
often the KB article will list the article like this:  IEXPLORE caused an
invalid page fault in module KERNEL32.DLL at memory address.  If you use the
entire message within quotes, you will not get a hit because "0137:bff798fb"
in the search criteria will not match "memory address" listed in the
article.  So, in this instance, your search criteria including quote marks
would be:  "IEXPLORE caused an invalid page fault in module KERNEL32.DLL"

You can use this same technique to search the Google search engine archives
<http://groups.google.com/groups>.  Include the info within quotes and you
might get a little better info if outside the quotes, you include:  MVP