請教各位大內高手，我硬盤上隻能看到文件目錄而打不開文件，怎麽辦？

請教各位大內高手，我硬盤上隻能看到文件目錄而打不開文件，怎麽辦？
I left my computer on over night, and the computer can't start any more on next day. I put the hared drive on another computer, I only can read the catalogue， and can't open any file. What should I do? How do I retrieve the hard drive? Please help!