Book excerpt: Time for an upgrade! The fifth edition of The Complete Idiot's Guide® to Computer Basics places the reader in charge of the computer, rather than the other way around, and places the focus on software troubleshooting rather than hardware techno-babble. The reader wants to do something practical with his or her computer—this book shows them how. • Covers basic office programs and how to manage photo, video, and music files • Advice on safe web-surfing, including coverage of newsgroups, message boards, and mailing lists • New green computing initiatives that help protect the environment • Maintenance and upgrading information