// {"author":"jvde-github","description":"add option to look up location in Google Maps", "version": 3}

addShipcardItem('search', 'Google', 'Lookup vessel coordinates on Google maps', 
    "card_mmsi in shipsDB && window.open('https://www.google.com/maps/search/?api=1&query=' + shipsDB[card_mmsi].raw.lat + ',' + shipsDB[card_mmsi].raw.lon);"
);