After crashing my XP box by reformatting the C: drive to install Vista on it (XP was installed on an other drive), I'm posting the content of my local boot.ini file.

;
;Warning: Boot.ini is used on Windows XP and earlier operating systems.
;Warning: Use BCDEDIT.exe to modify Windows Vista boot options.
;
[boot loader]
timeout=30
default=multi(0)disk(0)rdisk(0)partition(1)\WINDOWS
[operating systems]
multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Windows XP Media Center Edition" /FASTDETECT /NOEXECUTE=OPTOUT