This zip file contains VGA drivers for Win98/Win2000/NT40 platforms. I had installed it on my Win98 system, and it worked like a charm.
Hope it would work for you as well.
The following files are found inside the driver download file.
|TMC/web/Driver/VGA/9525/Winnt40.zip||386.0 KB||16 Mar 2001|
|TMC/web/Driver/VGA/9525/Win98.zip||1.4 MB||16 Mar 2001|
|TMC/web/Driver/VGA/9525/Win2000.zip||542.7 KB||16 Mar 2001|