var map;
    var mgr;
    var icons = {};
    var positionDefaut;
    var zoomLevelDefaut = 4;
    var ib;

    function loadGoogleMap() {
        var latitude = 51.00776876193478;
        var longitude = -90.712890625;
        positionDefaut = new google.maps.LatLng(latitude, longitude);
        var myOptions = {
            zoom: 4,
            center: positionDefaut,
            mapTypeId: google.maps.MapTypeId.ROADMAP,
            mapTypeControl: true,
            scrollwheel: true,
            streetViewControl: true
        };
        map = new google.maps.Map(document.getElementById("map"), myOptions);
        mgr = new MarkerManager(map);
        google.maps.event.addListener(mgr, 'loaded', function () {
            setupPointsVente();
        });      
    }
        
    function getIcon(images) {
        var icon = null;
        if (images) {
            if (icons[images]) {
                icon = icons[images];
            } else {
                var size = iconData[images];
                icon = new google.maps.MarkerImage(
                    '/google_maps/icones_carte/' + images + '.png', //url
                    new google.maps.Size(size.width, size.height), //size
                    new google.maps.Point(0,0), //origin
                    new google.maps.Point(0,size.height) //anchor (0,7)
                );
                icons[images] = icon;
            }
        }
        return icon;
    } 

    function setupPointsVente() {
        
        for (var i in pointsVente) {
            var layer = pointsVente[i];
            var markers = [];
            for (var j in layer["places"]) {
                
                var place = layer["places"][j];
                var title = place["name"];          
                var typeIcone = place["type"];
                var icon = getIcon(place["icon"][0]);
                var infoBulle = place["info"];          
                var zoom = place["zoomLevel"];
                var posn = new google.maps.LatLng(place["posn"][0], place["posn"][1]);
                var marker = createMarker(typeIcone,posn,title,icon,infoBulle,zoom);
                
                markers.push(marker);
            }
            mgr.addMarkers(markers, layer["zoom"][0], layer["zoom"][1]);
        }
        mgr.refresh();
        
        google.maps.event.addListener(map, 'zoomend', function() { 
          if (map.getZoom() <= zoomLevelDefaut)
            map.panTo(positionDefaut);
        });
      
    }
    
    function panToPosition(posn, panTo) {
        map.panTo(posn);
        map.setZoom(6);
        map.panTo(panTo);
    }
    function panToPositionZoom(posn, panTo, zoom) {
        map.panTo(posn);
        map.setZoom(zoom);
        map.panTo(panTo);
    }
    
    function createMarker(typeIcone, posn, title, icon, infoBulle, zoom) {
    
        var marker = new google.maps.Marker({
            position: posn,
            title: title,
            icon: icon,
            draggable:false
        });
        var zoomLevel = 0;
      
        if (zoom != "") { zoomLevel = zoom; }
      
        if (typeIcone == "province") {
            if (title == "Québec")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(47.373059,-68.360596));
                });
            }
            else if (title == "Ontario")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(45.625147,-84.378296));
                });
            }
            else if (title == "Manitoba")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(52.1776005,-97.0988816));
                });
            }
            else if (title == "Saskatchewan")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(52.1776005,-106.6444411));
                });
            }
            else if (title == "Alberta")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(52.4837612,-113.4742492));
                });
            }
            else if (title == "Colombie-Britannique")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(51.8077842,-122.6910441));
                });
            }
            else if (title == "Maritimes")
            {
                google.maps.event.addListener(marker, 'click', function() {
                  panToPosition(posn, new google.maps.LatLng(47.352609,-61.388941));
                });
            }
        }

        if (typeIcone == "secteur") {
            google.maps.event.addListener(marker, 'click', function() { 
                panToPositionZoom(posn, posn, zoomLevel);
            });
        }
        if (typeIcone == "pays") {
            google.maps.event.addListener(marker, 'click', function() { 
              map.panTo(positionDefaut);
              map.setZoom(4);
            });
        }
        if (typeIcone == "monde") {
            google.maps.event.addListener(marker, 'click', function() {
              map.panTo(positionDefaut);
              map.setZoom(2);
            });
        }  
        if (typeIcone == "point_vente") {
            google.maps.event.addListener(marker, 'dblclick', function() {
                var zoomerA = map.getZoom() + 1;
                panToPositionZoom(posn, posn, zoomerA);
            });
        }
        if (infoBulle != "") {  
            google.maps.event.addListener(marker, 'click', function() { 
                if (ib) {
                    ib.close();
                }
                var offsetsize = new google.maps.Size(25, -30);
                var optInfoW = {
                    content: infoBulle.replace("<br>", ""),
                    disableAutoPan: false,
                    position: posn,
                    zIndex: 15,
                    pixelOffset: offsetsize
                }; 
                ib = new google.maps.InfoWindow(optInfoW);
                ib.open(map);
            });
        }
      return marker;
    }