innerText = closestFeature.properties.name;
                var stringdate = (new Date(Date.parse(closestFeature.properties.date))).toLocaleString([], {year: 'numeric', month: 'numeric', day: 'numeric', hour: '2-digit', minute: '2-digit'});
                if (closestFeature.properties.trackgroup === undefined) {
                    document.getElementById("act_date").innerText = stringdate;
                    document.getElementById("act_button").innerText = "3D View";
                    document.getElem