hello sirs please, i've big problem hope i found one help me suddenly my hard disk at home stope working and i wasn't make back-up for my data it gave me unalocated disk don't know what's wrong, any solve for this problem? what i shall use to identify the problem and how i get my data. note: hard disk is 80 gb, c is ntfs, and the another partations fat32, hard disk is data caple. wait your guide if you please thanks