Just got my newly built PC up and running with the 40.72's and I have the same problem with chat text. I will try the 32 bit solution and see if that fixes it. This new system should run at higher detail than my old one too
New PC (Custom built)
Leadtek nForce2 K7NCR18D PRO
AMD 2200+ CPU
512Mb Samsung DDR333
Maxtor DiamondMax+ 7200 40gig HD
GeForce2 PRO 64DDR ( waiting on Leadtek A250 TD 4400)
WinMe
this system is using the latest Unified Driver Package from nVidia for nForce1/2 Mobo's