Online scanning using F-secure

Get Internet Explorer and go to: http://www.f-secure.com/en_EMEA/support/

Go to bottom of page and click on "Start scanning"

A message appears: Do not panic, click "OK":

Note the little warning that appears at the top of the window: Click it and choose "Install ActiveX Control".

Click "Install":

Click on "Accept" (The button will be dimmed for a few seconds before you can click it):

Click on "Full system scan":

Leave the antivirus download updates:

The message "Preparing to scan ..." may stay a while. Be patient: The antivirus is not dead!

Leave the antivirus then check your system:

If a virus is found, the antivirus program will tell you. Then click on "Automatic cleaning (recommended)".
(You may, of course, click on "I want to decide item by item to see a list of infected files and decide on a different action on each.)

Disinfection is complete:

The button "Show report" allows you to see the analysis report and disinfection.