Hi all, I needs ur help.... How to fix the HHD that have bad sector, because of this, my computer cant start to windows, and I lets the Scan disk program running.... but then the Scan disk juz hangging at 51% complete, So how to fix it.

The systems is

Windows 98
HDD Seagate 1.7GB
CPU Pentium MMX 200MHz


Pls Help me...