answered about 10 months ago by grubby
what you need is called a UPS (uninterruptible power supply). It's basically a battery that gives you time to shut down your computer gracefully if the lights go out. UPSs suitable for a pc+ monitor go for $30 something and are available at pretty much any computer store.
Seconding jag-rvu's opinion on Tran Anh, and raising him a Phuc Anh.