function officeMapBerlin (widget_id, latitude, longitude, mapStyles, iconUrl) {
  const widget = widget_id
  setTimeout(() => {
    let marker, i
    const map = new google.maps.Map(document.getElementById('map_' + widget), {
      zoom: 19,
      disableDefaultUI: true,
      styles: mapStyles
    })

    map.setCenter({ lat: parseFloat(latitude), lng: parseFloat(longitude) })
    const myLatlng = { lat: parseFloat(latitude), lng: parseFloat(longitude) }

    marker = new google.maps.Marker({
      position: myLatlng,
      map: map,
      icon: iconUrl
    })
  }, 1000)
}