Rated 5 out of 5 stars

Auto Shutdown - InBasic 3.0.2A:

This extension works like a charm, it's easy to understand with a nice interface, and it closes my Firefox and my computer perfectly. I LOVE this extension.

I run with FF and XP Pro SP2.

Thanks VERY MUCH InBasic.

This review is for a previous version of the add-on (3.0.2A).  This user has other reviews of this add-on.