How to a create your own custom Windows ?

Hi , well I’m really interested in creating my own Windows Vista , like there are lots of custom Windows , the Gamer Edition , the Nvidia Evolution Edition .
I would like to know if there is any program which I could use it to add some programs to the Windows to install when I format , like I format the computer , then when installing the Windows , it would install to applications such as Firefox , Flashget , Windows Live Messenger , etc .
Thanks .
Answer #1
windows post installer = WPI
Answer #2
Moved…
Answer #3
You will nedd nLite (for XP), vLite (for Vista).
Windows Post Installer or bat files with silent switches.
You can find detailed information here
http://unattended.msfn.org/unattended.xp/
Answer #4
Thanks .