under no circumstance should you click on these icons, MyDoom as you will be aware was a rather nasty virus doing the rounds not long ago
click here and select your location
it will ask if you want to install and run a file, click "yes" it will take a while to download the active update.
once done select the hard drives you want to check and then click "scan"
you can take part in the quiz at the top if you want but it is optional.