CDRom emulating under Linux ? How ?

[tuning]

I am asking for it...how can i emulate one ISO under my Linux Ubuntu 7.04 Feisty Fawn ?

I couldnt find an emulator specially for Linux ...if you can help me i will be very happy. :)

Thanks for the replies. ;)

[4play]

try acetoneiso (http://www.ubuntugeek.com/mount-and-unmount-isomdfnrg-images-using-acetoneiso-gui-tool.html) or you can just manually (http://www.cyberciti.biz/tips/how-to-mount-iso-image-under-linux.html) do it