Unneeded 2nd XP

[Guest]

My friend has unintentially installed a 2nd XP, resulting in a dual-boot; one
of the OS does not work and won't boot. How does he get rid of it? They
both sit on the same partition.

 

[Rock]

My friend has unintentially installed a 2nd XP, resulting in a dual-boot; one
of the OS does not work and won't boot. How does he get rid of it? They
both sit on the same partition.

http://www.michaelstevenstech.com/xpfaq.html#20