voodoo5 and open gl

hi when playin counterstrike with my voodoo 5 it says open gl mode not supported, it was before? will this open gl work for it, can it be uninstalled once installed if it dont work correct? i have athalon 900 384 ram voodoo 5 with there latest drivers, not the beta, just the last released ones..thanx for any help u can give with this....rimikep@home.com

Check your win.ini file for the line DVA=0 and remove it if found.