How to start an script in terminal at startup as root

[rng]

How can I start a script in terminal at startup as root? I am running Cinnamon desktop on linux-mint-13 (based on ubuntu precise). Thanks for your help.

[Perfect Storm]

Moved to Other OS/Distro Support.

[Habitual]

How can I start a script in terminal at startup as root? I am running Cinnamon desktop on linux-mint-13 (based on ubuntu precise). Thanks for your help.

Never use your computer as root.
stick whatever in /etc/rc.local and it will run after all system daemons have started.
It's the fast and easy method and perfectly ok to do.

Cron is another way to run still 'as root'

make backups before edit.

[Cheesehead]

Use Upstart. That's exactly what it's for.
http://upstart.ubuntu.com/cookbook/