submenu "My ISOs" {
menuentry "Natty_test.iso
isofile=natty-desktop-amd64.iso
loopback loop (hd1,6)/iso/$isofile
linux (loop)/casper/vmlinuz boot=casper iso-scan/filename=/iso/$isofile noprompt noeject
initrd (loop)/casper/initrd.lz
}
menuentry 'ISO SystemRescue sdb5-vm' {
isofile=systemrescuecd-x86-2.0.1.iso
loopback loop (hd1,5)/$isofile
linux (loop)/isolinux/rescue64 setkmap=us isoloop=/$isofile
initrd (loop)/isolinux/initram.igz
}
}