need help with win2k

my open gl was working for quite a long time then it just stopped, now it doesn’t work with anything. i am running win2k pro and have tried reinstalling new drivers and re installing win2k.

my comp is a:
PIII 1000
geforce256 ddr(64mb)
128mb Pc700 ram

Please help if you can

What drivers did you reinstall? I would recommend the latest nvidia release reference drivers at