Maybe there exists a cure for your problem -- have you ever tried a freeware utitlity FileDisk?
It's not a perfect user-friendly (interface is a bit clumsy) but still it's worth a try (search for FileDisk):
http://www.acc.umu.se/~bosse/
or direct link:
http://www.acc.umu.se/~bosse/filedisk.zip
http://www.winimage.com/misc/filedisk64.htm