Can i scan my whole computer?

i wanna scan my whole computer for virus's is there anyway i can do that? i use avast antivirus.

Can i scan my whole computer?aurora

http://www.cpals.com/avast_01.html

instructions here

Can i scan my whole computer?download

Do an online scan to check for and remove viruses

http://onecare.live.com/site/en-us/defau...

or

Trend Micro - Free online virus Scan (takes a long time but more comprehensive.Install all the updates the scanner tell you to install)

http://housecall65.trendmicro.com/

If you do not have firefox get it now and use it instead of internet explorer so you dont get any more spyware http://securitynewsfromthenet.blogspot.c...
It shows you what to do in simple user interface. Just click local disks...choose thorough scan and tick scan for archives. Simple!