I was prompted, by a red box at the [b]lower right corner as usual[/b], to restart my computer and perform a boot-time scan. So
as usuall? ..... so you get this often?

if so i recomend a check for infections

follow this guide and attach the requested logs (not copy and paste) http://forum.avast.com/index.php?topic=53253.0

run in order listed
AdwCleaner / Malwarebytes / OTL / aswMBR

when done removal experts will be notified and check your logs