secondly you are able to restore if you insert the origional win98 cd rom and reboot the pc.( you may need to alter win98 cd rom, (from memory you are given the option to repair your installation). If you do decide to repair the operating system more...
installation CD, simply put it in the CD drive and select 'repair', or just run it over the current installation. No files will install of Windows 98. Unfortunately, if you do not have the Win98 CD, then this is pretty complicated and best attempted by a more...
what operating system you have? win98? win2000? or winxp? there are several reasons an operating system can using winxp you just simply run this installer by clicking the repair instead format. with this the corrupted part of the operating system more...