For repair machine that infect by virus... Virus Definition File update @ 19-07-2011 Keep your machine clean... ^^ I have made it on portable version, so, no need to install it anyhow, just copy it unto your computer or portable drive and execute it... ^^ Benefit points: - Avira is light and super fast Anti Virus ever, it can run even on old computer or on netbook - Compact and small size - Wide...