Ok, I've figured out it's the "gedit" command.
So is hda2 - (hd1,1)??
My XP is on hda2, which in HW Browser extends to a single branch named hda5; for what purpose I don't really know. Now, what do I type in grub.conf, this:
rootnoverify (hd1, 4)
>>do I need to use the "map" command? what's it for anyway?<<