Two pages I’ve found useful when playing with GRUB (a Boot loader that allows you to choose between multiple operating systems on boot up) are these:
It is nice to be able to re-order the menu items, change the length of time the menu stays on screen and change the wording of each entry.
Posted more for my own benefit
sudo vi /boot/grub/menu.lst
This runs vi as the superuser, editing the grub menu, which is what controls which OS to boot into. Important for me ’cause the new laptop is now dual booting Ubuntu and MS Vista Ultimate. Just changing the default OS, now it’s Ubuntu 7.10, loving it!