r click_counter = 0;

        var screenX_init, screenY_init, movementX, movementY, movementX_sum, movementY_sum, screenX_last, screenY_last;

        var movementX_Y_inside_window_Test = async_test("Test that movementX/Y = eNow.screenX/Y-ePrevious.screenX/Y.");

        document.addEventListener("click", function (e) {
            click_counter++;

            switch(click_counter) {
                case 1:
                    status_log.innerHTML = "inside window: logging...";
                break;
     