Tension Software announced the immediate availability of Mac Shutdown X 1.2 on Friday. The updated version of the Mac automated shutdown utility added support for Speed Download, Firefox, Camino, and Netscape downloads.
Mac Shutdown X can also automate the process of starting large downloads on a schedule, shut down your Mac at a specific time, and integrates with iCal. It is priced at US$10, and is available for download at the Tension Software Web site.