I'm having problem with my Toshiba laptop suddenly it have start up looping problem it had along time to windows start up black screen appear and hanging after a message that my hard disk had problem and need to backup my data . So I reformat my OS and re installed a new window 7 professional, After installed my drives hoping my problem start up resolved but still stays in looping problem.So i search for tread looking for a solution. I tried boot/fixmbr . bootrec ect. i installed it successful as what the tutorial but still it came in the same problem.Is it my hard drive that makes problem or theres any way I could fix this by sofware or technical solution,thank you for your time guys hoeping someone could help with me, thanks and regards.....