Well, can't help you with the Bearshare issues, as we do not support point-to-point software.
However, I suggest you slave your hard drive on another XP sysem, and run a full virus scan on it. Then, reinstall it and do a repair installation using your XP cd.
However, I suggest you slave your hard drive on another XP sysem, and run a full virus scan on it. Then, reinstall it and do a repair installation using your XP cd.