I have also installed the essential progs -- AVG first, then Firefox, then, er, Sid Meier's Civ IV.
Surviving color photos of AVG aircraft show the roundels on the upper wings to be surprisingly pale in color.
While a powerful program, AVG doesn't gobble up system resources nor slow performance and is very fast providing uninterrupted protection so you don't have to worry about viruses.
The AVG Control Center has a user-friendly design providing easy reads of tests to run, scheduled tasks and test results, allowing you to edit system settings and monitor individual component status at a glance.
Clicking the icon opens the AVG Virus Protection control center.