dual boot

dual booting linux with windows 7

How to configure your linux computer to boot both linux and windows 7.
windows 7 can be installed on any partition and will display it's root as c: anyway.
here's a how to that covers the process of installing.

changing to another linux distribution and preserving your data

http://www.tuxradar.com –

The pain-free guide to switching distros
A tutorial on switching linux versions and how to keep all settings and data, for use in your new system.
explained on the site:
Set up /home,
Keep your config,
Which programs are you using?
Themes, wallpapers and fonts
Transfer emails
Dual booting

Changing the boot sequence in ubuntu

how to change the boot sequence in ubuntu and other Linux systems making use of grub.

edit the file:
/boot/grub/menu.lst

it says default 0 somewhere then followed later by:
title Ubuntu, kernel 2.6.17-11-386
root (hd0,0)
kernel /boot/vmlinuz-2.6.17-11-386 root=/dev/hda1 ro quiet splash
initrd /boot/initrd.img-2.6.17-11-386
savedefault
boot

title Ubuntu, kernel 2.6.17-11-386
root (hd0,0)
kernel /boot/vmlinuz-2.6.17-11-386 root=/dev/hda1 ro quiet splash
initrd /boot/initrd.img-2.6.17-11-386