Ошибки с картой Google Maps на Битриксе?

<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyDZsqfbv-vbtzai7iqIvx2ELu4Poq-NbwM&libraries=visualization&callback=initMap"
    async defer></script>

/* ----------------------------------------------------------------------------------------------------- MAP*/
    $("#select__city").change(function () {
        val = $('#select__city :selected').val();

        $('.city__info').removeClass('active');
        $('.' + val).addClass('active');

        $.each(map.markers, function() {
            this.setVisible(false);
            if (this['category'] == val) {
                this.setVisible(true);
            }
        });
    });

    $('#select__city').change(function(e) {
        $('#'+$(this).val()).click();
    });
    var markerArray = [];
    function moveMap(address) {
        var geocoder = new google.maps.Geocoder();
        geocoder.geocode({ 'address': address }, function (results, status) {
            if (status == google.maps.GeocoderStatus.OK) {
                var coords = {
                    lat: results[0].geometry.location.lat(),
                    lng: results[0].geometry.location.lng()
                }
                map.setCenter(coords);
                map.setZoom(11);
            //    console.log(coords);
            }
        });
    }
    function setMarkers(arr) {
        var geocoder = new google.maps.Geocoder();
        var image = new google.maps.MarkerImage(
            '/bitrix/templates/abdi/images/template/map__ico.png',
            new google.maps.Size(52, 52),
            new google.maps.Point(0,0),
            new google.maps.Point(26, 26)
        );
        var imageActive = new google.maps.MarkerImage(
            '/bitrix/templates/abdi/images/template/map__ico-active.png',
            new google.maps.Size(106, 106),
            new google.maps.Point(0,0),
            new google.maps.Point(53, 53)
        );
        for (var i = 0; i < arr.length; i++){
            var iPerSec = 2;
            var sec = (i-i%iPerSec)/iPerSec*1000;
            // console.log(sec);
            setTimeout(function (address) {
                geocoder.geocode({ 'address': address }, function (results, status) {
                //    console.log(status);
                    if (status == google.maps.GeocoderStatus.OK) {
                        var coords = {
                            lat: results[0].geometry.location.lat(),
                            lng: results[0].geometry.location.lng()
                        }
                        // console.log(results);
                        var marker = new google.maps.Marker({
                            title: results[0].address_components[0].short_name,
                            position: coords,
                            map: map,
                            icon: image,
                            animation: google.maps.Animation.DROP
                        });
                        marker.addListener('click', function() {
                            $('.markers #'+this.getTitle().replace(/([ /])/g, '_') ).click();
                            for (var i = 0; i < markerArray.length; i++) {
                                markerArray[i].setIcon(image);
                            }
                            this.setIcon(imageActive);
                            var city = this.getTitle();
                            $(this).addClass('active');
                            $('.map__popup .item').hide();
                            $('.map__popup').find($('[data-city ="'+ city.replace(/([ /])/g, '_')+'"]')).fadeIn('slow');
                        });
                        // map.setCenter(marker.getPosition());
                        markerArray.push(marker);
                    } else {
                        // alert('GMAP_ERROR!');
                    }
                });
            },1000+700*i,arr[i][0]);
        }
    };
    var map;
    var styleArray = [
        {
            featureType: "all",
            stylers: [
                { saturation: -100 }
            ]
        },{
            featureType: "road.arterial",
            elementType: "geometry",
            stylers: [
                { saturation: -100 }
            ]
        },{
            featureType: "poi.business",
            elementType: "labels",
            stylers: [
                { visibility: "off" }
            ]
        }
    ];

    // if($('#mymap').length){
    //   function initMap() {


    map = new google.maps.Map(document.getElementById('mymap'), {
        center: {lat: 49, lng: 80},
        zoom: 5,
        styles: styleArray,
        mapTypeControl: false,
        scrollwheel: false
        // disableDefaultUI: true
    });
    setMarkers(cities);
    $('.map__popup .item').each(function(id, item){
        if(id!=0){
            $(item).hide();
        }
    });
    $('#select__city').change();
    //  }
    //  }

<div class="hidden">
    <?foreach($arResult['SECTIONS'] as $arSection){?>
        <a id="city<?=$arSection[ID]?>" onclick="moveMap('<?=$arSection[NAME]?>')"></a>
    <?}?>
</div>