How to format 80G HD under win98se - urgent need help

due to hd cracked, I replace it with a 80G hd, but when try to use
win98 startup disk to format the new HD, find only read 10G.

Q1 can you please advise how to format the hd to 80G ? and partition

?

note : bios has read and recongnise 80G

Q2 if install window xp - what procedure should be taken ?

Thz for your advise



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