Windowsnerd virus eyechart
Look at the images below. If all of them are there, you don’t have malware that blocks antivirus sites. If many are missing you probably do.
There are millions out there so I can’t guess what. Please download a boot cd on a friends computer, boot your machine off of it and clean it. Links at the bottom of this page.
Based on the conficker eye chart idea which is based on errr um an eye chart.