Add support for .VHD format. This not a cd image format but rather a disk imaging format. Still, I would be great if you could mount a VHD image as a virutal cd. It's commonly used for VirtualPC/Virtual Server but should gain in popularity since Windows Vista uses this as it's backup image format.

The VHD format specification was recently released to the public:

http://www.microsoft.com/windowsserv...o/vhdspec.mspx