private boolean flashOn = false;

    public void timer()
    {
        flashOn = !flashOn;
        status();
    }

    public void status()
    {
        try
        {
            Device device = getDevice();
            art.library.model.devices.vms.asf.AsfStatus status = (art.library.model.devices.vms.asf.AsfStatus) device.getDeviceStatus();
            art.library.model.devices.vms.asf.AsfAlarms alarms = (art.library.model.devices.vms.asf.AsfAlarms) device.getDeviceAlarms();
            art.library.model.devices.vms.asf.AsfConfiguration configuration = (art.library.model.devices.vms.asf.AsfConfiguration) device.getDeviceConfiguration();
            SVGElement arrow = getElement("arrow");
            SVGElement cross = getElement("cross");
            SVGElement arrowRight = getElement("arrow-right");
            SVGElement arrowLeft = getElement("arrow-left");
            SVGElement dynamicElements = getElement("elements");
            setAttribute(dynamicElements, "display", "none", 999);
            for (int i = 0; i <= 5; i++)
            {
                setAttribute("alarm-" + i, "display", (alarms.getServerityAlarm() == i) ? "inline" : "none", 999);
            }
            setAttribute("lock-on", "display", "inline", 999);
            setAttribute("brightness-icon-on", "display", "inline", 999);
            setAttribute("lock-on", "display", "inline", 999);
            setAttribute("lock-off", "display", "inline", 999);
            setAttribute("light-on", "display", "inline", 999);
            setAttribute("Auto", "display", "inline", 999);
            setAttribute("Manual", "display", "inline", 999);
            SVGElement showElement = null;
            switch (status.state)
            {
                case art.library.model.devices.vms.asf.AsfStatus.STATE_ARROW:
                    showElement = arrow;
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.STATE_CROSS:
                    showElement = cross;
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.STATE_OFF:
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.STATE_LEFT:
                    showElement = arrowLeft;
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.STATE_RIGHT:
                    showElement = arrowRight;
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.STATE_FLASHING_LEFT:
                    showElement = (flashOn) ? arrowLeft : null;
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.STATE_FLASHING_RIGHT:
                    showElement = (flashOn) ? arrowRight : null;
                    break;
            }
            if (showElement != null)
            {
                setAttribute(showElement, "display", "inline", 999);
            }
            if (status.priority < 256)
            {
                setAttribute("lock-on", "display", "none", 999);
            }
            switch (status.brightnessMode)
            {
                case art.library.model.devices.vms.asf.AsfStatus.BRIGHTNESS_MODE_AUTO:
                    setAttribute("Manual", "display", "none", 999);
                    break;
                case art.library.model.devices.vms.asf.AsfStatus.BRIGHTNESS_MODE_MANUAL:
                    setAttribute("Auto", "display", "none", 999);
                    break;
                default:
                    setAttribute("Auto", "display", "none", 999);
                    setAttribute("Manual", "display", "none", 999);
                    setAttribute("light-on", "display", "none", 999);
                    break;
            }
        } catch (Exception ex)
        {
        }
    }

    public void commands()
    {
        art.library.model.devices.vms.asf.AsfCommands deviceCommands = (art.library.model.devices.vms.asf.AsfCommands) getDeviceCommands();
        SVGElement arrow = getElement("arrow");
        SVGElement cross = getElement("cross");
        SVGElement arrowRight = getElement("arrow-right");
        SVGElement arrowLeft = getElement("arrow-left");
        SVGElement dynamicElements = getElement("elements");
        setAttribute("lock-on", "display", "inline", 999);
        setAttribute("restart", "display", "inline", 999);
        setAttribute("unlock", "display", "inline", 999);
        setAttribute(dynamicElements, "display", "none", 999);
        SVGElement showElement = null;
        switch (deviceCommands.state)
        {
            case art.library.model.devices.vms.asf.AsfCommands.STATE_ARROW:
                showElement = arrow;
                break;
            case art.library.model.devices.vms.asf.AsfCommands.STATE_CROSS:
                showElement = cross;
                break;
            case art.library.model.devices.vms.asf.AsfCommands.STATE_OFF:
                break;
            case art.library.model.devices.vms.asf.AsfCommands.STATE_LEFT:
                showElement = arrowLeft;
                break;
            case art.library.model.devices.vms.asf.AsfCommands.STATE_RIGHT:
                showElement = arrowRight;
                break;
            case art.library.model.devices.vms.asf.AsfCommands.STATE_FLASHING_LEFT:
                showElement = (flashOn) ? arrowLeft : null;
                break;
            case art.library.model.devices.vms.asf.AsfCommands.STATE_FLASHING_RIGHT:
                showElement = (flashOn) ? arrowRight : null;
                break;
        }
        if (showElement != null)
        {
            setAttribute(showElement, "display", "inline", 999);
        }
        if (deviceCommands.reset != art.library.model.devices.vms.asf.AsfCommands.CONDITION_YES)
        {
            setAttribute("restart", "display", "none", 999);
        }
        if (deviceCommands.liberate != art.library.model.devices.vms.asf.AsfCommands.CONDITION_YES)
        {
            setAttribute("unlock", "display", "none", 999);
        }
        if (deviceCommands.priority < 256)
        {
            setAttribute("lock-on", "display", "none", 999);
        }
    }