function initialize() {
var puntatore1 = L.marker([41.76801490726254, 12.64251708984375]).bindPopup('GRAND HOTEL HELIO CABALA
Marino(Roma)
Lazio'),puntatore2 = L.marker([41.95612322951226, 12.482442855834961]).bindPopup('FLAMINIO VILLAGE 
Roma(Roma)
Lazio');
	var cities = L.layerGroup([puntatore1,puntatore2]);
	var mbAttr = 'Map data © OpenStreetMap contributors, ' +
			'CC-BY-SA, ' +
			'Imagery © Mapbox',
		mbUrl = 'https://api.mapbox.com/styles/v1/{id}/tiles/{z}/{x}/{y}?access_token=pk.eyJ1IjoibWFwYm94IiwiYSI6ImNpejY4NXVycTA2emYycXBndHRqcmZ3N3gifQ.rJcFIG214AriISLbB6B5aw';
	var streets  = L.tileLayer(mbUrl, {id: 'mapbox/streets-v11', tileSize: 512, zoomOffset: -1, attribution: mbAttr});
	var map = L.map('mappabasso', {
		center: [41.95612322951226, 12.482442855834961],
		zoom: 9,
		layers: [streets, cities]
	});
	var baseLayers = {
		"Streets": streets
	};
	var overlays = {
		"Cities": cities
	};
	L.control.layers(baseLayers, overlays).addTo(map);
}