Disk2FDI i think its called!
and here is the link: http://www.oldskool.org/disk2fdi/
As far as XP goes! stick the program on the root drive.. C: in no folder yeh! re-boot with a dos disk... a 98se floppy is good! once at the dos prompt run Disk2FDI
thats what i was doing until my miggy was sorted out on my network
good luck m8!