512Mb boards can be expensive. What OS are you running? Unless you are running W2K with some heavy apps, I don't think you'd need more than a total of 512. Also, Win 98SE doesn't really like more than 512Mb, so I'd go for 2 x 256Mb (PC-133 CAS 2 Crucial personally).
"Now drop your weapons or I'll kill him with this deadly jelly baby." :wink: