Please ‘modify’ your post change the URL from http to hXXp, to break the link and avoid accidental exposure to suspect sites, thanks.
I don’t know if this is a virus or not as it doesn’t effect every site only this specific one ?
It is possible that the site has been hacked rather than your system infected.
Though avast is usually very hot on hacked sites.
EDIT: Site appears to have been blacklisted.
http://sitecheck.sucuri.net/results/www.qvo6.com
http://www.urlvoid.com/scan/qvo6.com/