Hello everbody,   It appears that Lockheed Martin has introduced a small change to how mouse clicks are handled in virtual cockpits. However, this small change has big consequences. In the case of the CRJ, this causes a problem with pushbuttons. If you press the mouse button in a pushbutton's clickzone and release it outside of this clickzone, your next mouse click (no matter where in the VC) will cause the pushbutton to be clicked again. For example, if you activated the NAV mode on t