Model: sis 5597/5598
Operating System: Windows 98 (Note: might work with other versions of this os.)
Before downloading: Run Free Scan for Instant Driver Updates
SiS Corporation sis 5597/5598 Driver. i searched for quite a while for a solution to my problem ( only 16 colours available ) then i stumbled on WWW.WinDrivers.com/ .... Hey presto! Problem ( Plus Additional Problem ) Solved.