<script>
function myMap() {
var mapProp= {
    center:new google.maps.LatLng(-6.226238, 106.808438),
    zoom:5,
};
var map=new google.maps.Map(document.getElementById("map"),mapProp);
}
</script>

<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB5DYaK8NkLUXUmROK2ujhQHlmEzOKaH4E&callback=myMap"></script>

<script>
function myMap() {
var mapProp= {
    center:new google.maps.LatLng(-6.226238, 106.808438),
    zoom:2,
};
var map=new google.maps.Map(document.getElementById("map"),mapProp);
}
</script>

<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB5DYaK8NkLUXUmROK2ujhQHlmEzOKaH4E&callback=myMap"></script>

Update popup-query.js