function createMarker(point,html) {
			var marker = new GMarker(point);
			GEvent.addListener(marker, "click", function() {
			  marker.openInfoWindowHtml(html);
			});
			return marker;
		  }

		function coquimboMap(){
			if (GBrowserIsCompatible()){
			  var map = new GMap2(document.getElementById("coquimbo"));
			  map.addControl(new GSmallMapControl());
			  map.addControl(new GMapTypeControl());
			  map.setCenter(new GLatLng(-29.9603,-71.3390),16);
			  var point = new GLatLng(-29.9603,-71.3390);
			  var marker = createMarker(point,'<div style="width:200px; color: #000;">Local Buzines Coquimbo</div>');
			  map.addOverlay(marker);
			}else {
			  alert("Sorry, pero tu navegador no tiene soporte para ver google map");
			}
		}

		function serena(){
			if (GBrowserIsCompatible()) {

			  var map = new GMap2(document.getElementById("serena"));
			  map.addControl(new GSmallMapControl());
			  map.addControl(new GMapTypeControl());
			  map.setCenter(new GLatLng(-29.9149,-71.2565),16);
			  var point = new GLatLng(-29.9149,-71.2565);
			  /*  */
			  var marker = createMarker(point,'<div style="width:200px; color: #000;">Local Buzines La Serena</div>');
			  map.addOverlay(marker);
			}
			// display a warning if the browser was not compatible
			else {
			  alert("Sorry, pero tu navegador no tiene soporte para ver google map");
			}
		}

		function loadMap() {
		  coquimboMap();
		  serena();
		  
		}