var myStyles = [
										{
											featureType: "poi.business",
											stylers: [
												{ visibility: "off" }
											]
										},{
											featureType: "road.arterial",
											stylers: [
												{ saturation: 100 },
												{ hue: "#F26531" }
											]
										},{
											featureType: "poi.government",
											stylers: [
												{ visibility: "off" }
											]
										}
									];

		var customIcons = {
			restaurant: {
				icon: 'http://labs.google.com/ridefinder/images/mm_20_blue.png',
				shadow: 'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
			},
			bar: {
				icon: 'http://labs.google.com/ridefinder/images/mm_20_red.png',
				shadow: 'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
			}
		};

		function coreGMapLoad(Corelong, Corelat, Corezoom, Coretarget){
			var lati_longi = new google.maps.LatLng(Corelong, Corelat);
			var myOptions = {
				zoom: Corezoom,
				center: lati_longi,
				mapTypeId: google.maps.MapTypeId.ROADMAP,
				styles: myStyles
			};
			var map = new google.maps.Map(document.getElementById(Coretarget),
					myOptions);
			var infoWindow = new google.maps.InfoWindow;		
			downloadUrl('google_maps/?action=generate-gm-xml', function(data) {
					var xml = data.responseXML;
					var markers = xml.documentElement.getElementsByTagName("marker");
					for (var i = 0; i < markers.length; i++) {
						var name = markers[i].getAttribute("name");
						var address = markers[i].getAttribute("address");
						var type = markers[i].getAttribute("type");
						var point = new google.maps.LatLng(
								parseFloat(markers[i].getAttribute("lat")),
								parseFloat(markers[i].getAttribute("lng")));
						var html = "<b>" + name + "</b> <br/>" + address;
						var icon = customIcons[type] || {};
						var marker = new google.maps.Marker({
							map: map,
							position: point,
							icon: icon.icon,
							shadow: icon.shadow
						});
						bindInfoWindow(marker, map, infoWindow, html);
					}
				});					
		}
		
		function downloadUrl(url,callback) {
		 var request = window.ActiveXObject ?
				 new ActiveXObject('Microsoft.XMLHTTP') :
				 new XMLHttpRequest;
		
		 request.onreadystatechange = function() {
			 if (request.readyState == 4) {
				 request.onreadystatechange = doNothing;
				 callback(request, request.status);
			 }
		 };
		
		 request.open('GET', url, true);
		 request.send(null);
		}		
		
		function doNothing() {}

		function bindInfoWindow(marker, map, infoWindow, html) {
			google.maps.event.addListener(marker, 'click', function() {
				infoWindow.setContent(html);
				infoWindow.open(map, marker);
			});
		}
		
    function createMarker(point, name, address, type) {
      var marker = new GMarker(point, customIcons[type]);
      var html = "<b>NAME: " + name + "</b> <br/>" + address;
      GEvent.addListener(marker, 'click', function() {
        marker.openInfoWindowHtml(html);
      });
      return marker;
    }