Most of the files are what Pondus said in the reply above. Others file location and reason why they were not read is not visible in your screenshot; However your las image gives reazon to believe something is not right with Avast! or your sys.
Repair Avast!
With XP
Start > Control panel > Add & Remove programs > select avast! and click " Change/Remove ". Look for " Repair " and click it.
With Vista or win7
Start > Control Panel > Programs > Programs & Features > uninstall a program > select avast! and click " Uninstall/Change ". Look for " Repair " and execute.
Reboot when finished.
See how it behaves if still have problems follow
mikaelrask above. Instructions:
Follow this guide:
http://forum.avast.com/index.php?topic=53253.0and attach ( Do not copy/paste ) logs for AdwCleaner, malwarebytes', OTL, and aswMBR.exe here:
where an expert in the removal of malware will help you.