oddi: I answered it twice already! Your problem is the MSYS2's Qt 4 package / their build of QtWebKit. I have no control over it, and the official build (which comes with a clean Qt 4 / QtWebKit build) works absolutely fine. So, I can and will not "fix" anything as it has to be fixed elsewhere.

A mind is like a parachute. It doesn't work unless it's open. [Frank Zappa]