function initMap() {
		var centre = {lat: 47.9315, lng: 7.24411} ;
		var map = new google.maps.Map(document.getElementById('map'), {
			zoom: 8,
			center: centre
		});

		

		var tempMarkers = [];
		var infoWindow = new google.maps.InfoWindow();
		var marker, i;
		for (var i = 0; i < locations.length; i++) {
			var lat = locations[i].lat;
			var lng = locations[i].lng;

			marker = new google.maps.Marker({
		    	position: new google.maps.LatLng(lat, lng),
		    	map: map,
		    	icon: 'https://cdn2.iconfinder.com/data/icons/flat-ui-icons-24-px/24/location-24-32.png'
		  	});
			tempMarkers.push(marker);
			//markerCluster.addMarker(marker);


			var prev_infowindow = false;
			google.maps.event.addListener(marker, 'click', (function(marker, i) {
			    return function() {
					var contentString = '<b><a href=\''+locations[i].url+'\'>'+locations[i].nom+'</a></b><br>'+locations[i].activite+' &agrave; '+locations[i].ville;
					var infoWindow = new google.maps.InfoWindow({
			        	content: contentString
					});
					if (prev_infowindow) {
						prev_infowindow.close();
					}
					prev_infowindow = infoWindow;
					infoWindow.open(map, marker);
				}
			})(marker, i));
		}
		var markerCluster = new MarkerClusterer(map,tempMarkers,{imagePath: 'https://developers.google.com/maps/documentation/javascript/examples/markerclusterer/m'});
	}
        
	var locations = [
		{lat: 47.78526990, lng: 7.34375280, 
		nom: 'Eseis Haut-Rhin',url: '/hotspot-wifi-ecole-illzach-eseis-haut-rhin-729.html',ville: 'Illzach', activite: 'Ecole'},
{lat: 48.06669180, lng: 7.33528180, 
		nom: 'Le Petit Wettolsheim',url: '/hotspot-wifi-societe-wettolsheim-le-petit-wettolsheim-1197.html',ville: 'Wettolsheim', activite: 'Société'},
{lat: 48.11775370, lng: 7.14305440, 
		nom: 'Les Lodges',url: '/hotspot-wifi-gite-chambres-d-hotes-orbey-les-lodges-3368.html',ville: 'Orbey', activite: 'Gîte / Chambres d\'hôtes'},
{lat: 48.07127690, lng: 7.35912290, 
		nom: 'Ace - 68nda',url: '/hotspot-wifi-ehpad-colmar-ace-68nda-8018.html',ville: 'Colmar', activite: 'EHPAD'},
{lat: 47.99747700, lng: 7.07515800, 
		nom: 'Ferreira',url: '/hotspot-wifi-gite-chambres-d-hotes-sondernach-ferreira-9326.html',ville: 'Sondernach', activite: 'Gîte / Chambres d\'hôtes'},
{lat: 48.12863300, lng: 7.36224070, 
		nom: 'Heco Colmar',url: '/hotspot-wifi-hotel-houssen-heco-colmar-9400.html',ville: 'Houssen', activite: 'Hôtel'},
{lat: 47.74950500, lng: 7.09627400, 
		nom: 'Gite des Fleurs',url: '/hotspot-wifi-gite-chambres-d-hotes-guewenheim-gite-des-fleurs-9942.html',ville: 'Guewenheim', activite: 'Gîte / Chambres d\'hôtes'},
{lat: 48.09417500, lng: 7.19725700, 
		nom: 'Camping Labaroche',url: '/hotspot-wifi-camping-labaroche-camping-labaroche-9960.html',ville: 'Labaroche', activite: 'Camping'},
{lat: -99.00000000, lng: -99.00000000, 
		nom: 'Gite le Tilleul',url: '/hotspot-wifi-gite-chambres-d-hotes-cernay-gite-le-tilleul-10513.html',ville: 'Cernay', activite: 'Gîte / Chambres d\'hôtes'},
{lat: 47.82050300, lng: 7.38261000, 
		nom: 'Relais Ancienne Poste',url: '/hotspot-wifi-restaurant-battenheim-relais-ancienne-poste-10521.html',ville: 'Battenheim', activite: 'Restaurant'},
{lat: -99.00000000, lng: -99.00000000, 
		nom: 'Antica Stazione',url: '/hotspot-wifi-restaurant-guebwiller-antica-stazione-11465.html',ville: 'Guebwiller', activite: 'Restaurant'},
{lat: -99.00000000, lng: -99.00000000, 
		nom: 'Camping Lefébure Bas - Am Loisirs',url: '/hotspot-wifi-camping-orbey-camping-lefebure-bas-am-loisirs-11482.html',ville: 'Orbey', activite: 'Camping'},
{lat: -99.00000000, lng: -99.00000000, 
		nom: 'Camping Lefébure Haut - Am Loisirs',url: '/hotspot-wifi-camping-orbey-camping-lefebure-haut-am-loisirs-11483.html',ville: 'Orbey', activite: 'Camping'},
{lat: 47.72785300, lng: 7.28733300, 
		nom: 'Gifop Formation',url: '/hotspot-wifi-ecole-mulhouse-gifop-formation-12509.html',ville: 'Mulhouse', activite: 'Ecole'},
{lat: 48.13634200, lng: 7.17617600, 
		nom: 'Association le Pole',url: '/hotspot-wifi-espace-public-orbey-association-le-pole-12609.html',ville: 'Orbey', activite: 'Espace public'},
{lat: 47.78910900, lng: 7.31307500, 
		nom: 'Feuillette Kingersheim',url: '/hotspot-wifi-sandwicherie-kingersheim-feuillette-kingersheim-12753.html',ville: 'Kingersheim', activite: 'Sandwicherie'},
{lat: 47.98273810, lng: 7.21762510, 
		nom: 'Camping Nature',url: '/hotspot-wifi-camping-osenbach-camping-nature-12944.html',ville: 'Osenbach', activite: 'Camping'}
	]