After downloading the file get a floppy ready by formatting or deltreeing it. Then run the self extracting archive(NT&98utl.EXE) and choose your floppy drive as the destination and click unzip. After that Readme.bat will launch and give some installation options. If you prefer manually installing the drivers
uncheck the run readme.bat after unzipping box in winzip, Then use the device manager to install it from the floppy drive.