'Starts a VNC server that will show what\'s being displayed in our Xvfb
(magic++).'

def start_vnc_server(self):

    if self.is_running():
        args = (('x11vnc    -display    %s    -shared    -forever' % DISPLAY),)
        th = threading.Thread(target=commands.getoutput, args=args)
        th.daemon = True
        th.name = 'VNCServer'
        th.start()
        self.vnc_server_running = True
        return True
