Watch the video here demonstration of it's active scanning/detection. It also includes a feature that lets it load before any other program basically, which lets it detect malware before you can even use your computer (during start-up/log on).
It can be downloaded from here
Please note that if you have another version of Avira on your system, you will be asked to uninstall it prior to installing version 9.
Also, if you have any other active anti-virus software, you will need to uninstall it before installing Avira.
Edited by xblindx, 02 May 2009 - 09:06 PM.