Tools that you need before you post!
 

Can't open .rar .ace .zip file, after downloading from GCW?
Download WinRar 3.20

Backup tools that's are written here.
Blindwrite
Alcohol 120%

Mounting tools that's are written here.
Alcohol 120%
DaemonTools

Good heads up Krondike, if I may help.

To expand the english for a little more clarity.....

Can't open/have errors/only see 1 file in a compressed .rar .ace .zip file, after downloading from GCW?
Download WinRar 3.20.

CD Backup tools that are referenced here.
Blindwrite
Alcohol 120%

Image mounting tools that are referenced here.
Alcohol 120%
DaemonTools