Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
I started an online installation of newest Qt SDK. Kaspersky Internet Security 2012 says its behavior is similar to P2P Worm
QtSDK\madde\madbin\xtar.exe
That happens from time to time. There's nothing one can do against this, despite ignoring the warning.