// Create the gmap
			var map = new GMap2(document.getElementById('map'));
			map.setCenter(new GLatLng(25, 5), 2);
			map.addControl(new GLargeMapControl());
			map.addControl(new GMapTypeControl());
			map.addControl(new GOverviewMapControl());
			map.addControl(new GScaleControl());
			map.enableDoubleClickZoom();
			map.enableContinuousZoom();
	
			// Create an icon
			function createIcon(color) {
				var icon = new GIcon();
				icon.image = 'http://labs.google.com/ridefinder/images/mm_20_'+color+'.png';
				icon.shadow = 'http://labs.google.com/ridefinder/images/mm_20_shadow.png';
				icon.iconSize = new GSize(12, 20);
				icon.shadowSize = new GSize(22, 20);
				icon.iconAnchor = new GPoint(6, 20);
				icon.infoWindowAnchor = new GPoint(5, 1);	
				return icon;
			}
			
			// Create a marker
			function createMarker(point, infoTabs, icon) {
				var marker = new GMarker(point, icon);
				// Show this markers index in the info window when it is clicked
				var html = infoTabs;
				//GEvent.addListener(marker, 'click', function() {marker.openInfoWindowHtml(html);});// for only html
				GEvent.addListener(marker, 'click', function() {marker.openInfoWindowTabsHtml(html);});// for infoTabs
				return marker;
			};
			
			// Create an observer marker
			function createObserverMarker(lon, lat, tab, color) {
				var point = new GLatLng(lat, lon);
				var infoTabs = [
				  tab
				];
				var marker = createMarker(point, infoTabs, createIcon(color));
				return marker;		
			}
	
			var observers = [];observers.push( createObserverMarker(-114.29638888889,53.6575 , new GInfoWindowTab('Observer', 'Observer: BRUCE MCCURDY<br/>Site: Township Road 540'), 'red') );observers.push( createObserverMarker(-112.78,53.536666666667 , new GInfoWindowTab('Observer', 'Observer: Bruce McCurdy<br/>Site: Beaver Hills Dark Sky Preserve'), 'red') );observers.push( createObserverMarker(-74.8983333333,40.6811111111 , new GInfoWindowTab('Observer', 'Observer: WAYNE T. HALLY<br/>Site: HIGH BRIDGE, NJ'), 'red') );observers.push( createObserverMarker(-66.78527778,46.08916667 , new GInfoWindowTab('Observer', 'Observer: Ted Dunphy<br/>Site: Birdton'), 'red') );observers.push( createObserverMarker(-66.78527778,46.08916667 , new GInfoWindowTab('Observer', 'Observer: PAUL GRAY<br/>Site: Bridton'), 'red') );observers.push( createObserverMarker(-17.714444444444,28.76 , new GInfoWindowTab('Observer', 'Observer: FELIX BETTONVIL<br/>Site: Roque de los Muchachos Observatory, La Palma'), 'red') );observers.push( createObserverMarker(-6.3925,43.473055555556 , new GInfoWindowTab('Observer', 'Observer: Faustino García de la Cuesta<br/>Site: Muñas'), 'red') );observers.push( createObserverMarker(-6.3925,43.473055555556 , new GInfoWindowTab('Observer', 'Observer: Faustino García de la Cuesta<br/>Site: Muñas '), 'red') );observers.push( createObserverMarker(-4.175,40.683333333333 , new GInfoWindowTab('Observer', 'Observer: FRANCISCO OCANA GONZALEZ<br/>Site: Peguerino-Alto Leones'), 'red') );observers.push( createObserverMarker(5.1138888888889,50.008333333333 , new GInfoWindowTab('Observer', 'Observer: JAN VERBERT<br/>Site: Daverdisse'), 'red') );observers.push( createObserverMarker(5.11888888889,50.0216666667 , new GInfoWindowTab('Observer', 'Observer: BENNY GEYS<br/>Site: DAVERDISSE'), 'red') );observers.push( createObserverMarker(5.11888888889,50.0216666667 , new GInfoWindowTab('Observer', 'Observer: GEERT BARENTSEN<br/>Site: DAVERDISSE'), 'red') );observers.push( createObserverMarker(5.11888888889,50.0216666667 , new GInfoWindowTab('Observer', 'Observer: NASTASSIA SMEETS<br/>Site: DAVERDISSE'), 'red') );observers.push( createObserverMarker(6.1511111111111,43.126666666667 , new GInfoWindowTab('Observer', 'Observer: JENS LACORNE<br/>Site: Hyeres'), 'red') );observers.push( createObserverMarker(8.89944444444,47.3819444444 , new GInfoWindowTab('Observer', 'Observer: ANDREAS BUCHMANN<br/>Site: BAUMA'), 'red') );observers.push( createObserverMarker(9.95,49.833333333333 , new GInfoWindowTab('Observer', 'Observer: PIERRE BADER<br/>Site: Winterhausen'), 'red') );observers.push( createObserverMarker(10.2333333333,48.0833333333 , new GInfoWindowTab('Observer', 'Observer: TORSTEN HANSEN<br/>Site: REICHAU'), 'red') );observers.push( createObserverMarker(10.686111111111,47.369444444444 , new GInfoWindowTab('Observer', 'Observer: THOMAS RATTEI<br/>Site: Kelmen, Tirol'), 'red') );observers.push( createObserverMarker(11.583333333333,49.333333333333 , new GInfoWindowTab('Observer', 'Observer: FRANK ENZLEIN<br/>Site: Hartenhof'), 'red') );observers.push( createObserverMarker(11.583333333333,49.333333333333 , new GInfoWindowTab('Observer', 'Observer: JURGEN RENDTEL<br/>Site: Hartenhof'), 'red') );observers.push( createObserverMarker(11.7166666667,48.55 , new GInfoWindowTab('Observer', 'Observer: SIRKO MOLAU<br/>Site: SEYSDORF'), 'red') );observers.push( createObserverMarker(11.8,49.1 , new GInfoWindowTab('Observer', 'Observer: FRANK ENZLEIN<br/>Site: Beratzhausen'), 'red') );observers.push( createObserverMarker(11.8,49.1 , new GInfoWindowTab('Observer', 'Observer: JURGEN RENDTEL<br/>Site: Beratzhausen'), 'red') );observers.push( createObserverMarker(12.9638888889,52.4594444444 , new GInfoWindowTab('Observer', 'Observer: JURGEN RENDTEL<br/>Site: MARQUARDT'), 'red') );observers.push( createObserverMarker(13.516666666667,51.25 , new GInfoWindowTab('Observer', 'Observer: FRANK WACHTER<br/>Site: Böhla'), 'red') );observers.push( createObserverMarker(13.516666666667,51.25 , new GInfoWindowTab('Observer', 'Observer: SABINE WACHTER<br/>Site: BÖHLA'), 'red') );observers.push( createObserverMarker(14.7836111111,49.9105555556 , new GInfoWindowTab('Observer', 'Observer: ALZBETA KADLECOVA<br/>Site: ONDREJOV'), 'red') );observers.push( createObserverMarker(14.7836111111,49.9105555556 , new GInfoWindowTab('Observer', 'Observer: JAKUB CERNY<br/>Site: ONDREJOV'), 'red') );observers.push( createObserverMarker(14.7836111111,49.9105555556 , new GInfoWindowTab('Observer', 'Observer: MARTIN NEDVED<br/>Site: ONDREJOV'), 'red') );observers.push( createObserverMarker(14.7836111111,49.9105555556 , new GInfoWindowTab('Observer', 'Observer: PAVOL HABUDA<br/>Site: ONDREJOV'), 'red') );observers.push( createObserverMarker(14.7836111111,49.9105555556 , new GInfoWindowTab('Observer', 'Observer: TOMAS STEC<br/>Site: ONDREJOV'), 'red') );observers.push( createObserverMarker(15.4627777778,46.4377777778 , new GInfoWindowTab('Observer', 'Observer: JAVOR KAC<br/>Site: TRIJE KRALJI'), 'red') );observers.push( createObserverMarker(15.55,46.3666666667 , new GInfoWindowTab('Observer', 'Observer: JURE ATANACKOV<br/>Site: SLOVENSKA BISTRICA'), 'red') );observers.push( createObserverMarker(15.65,45.733333333333 , new GInfoWindowTab('Observer', 'Observer: BORIS STROMAR<br/>Site: Japetic'), 'red') );observers.push( createObserverMarker(15.65,45.766666666667 , new GInfoWindowTab('Observer', 'Observer: BORIS STROMAR<br/>Site: Japetic'), 'red') );observers.push( createObserverMarker(18.963333333333,47.505833333333 , new GInfoWindowTab('Observer', 'Observer: Andras Uhrin<br/>Site: Budapest'), 'red') );observers.push( createObserverMarker(18.963333333333,47.505833333333 , new GInfoWindowTab('Observer', 'Observer: Istvan Tepliczky<br/>Site: Budapest'), 'red') );observers.push( createObserverMarker(18.963333333333,47.505833333333 , new GInfoWindowTab('Observer', 'Observer: Jozsef Morvai<br/>Site: Budapest'), 'red') );observers.push( createObserverMarker(22.6,51.8 , new GInfoWindowTab('Observer', 'Observer: DARIUSZ DOROSZ<br/>Site: ZABIKOW'), 'red') );observers.push( createObserverMarker(23.779166666667,46.570833333333 , new GInfoWindowTab('Observer', 'Observer: Mihai Rusu<br/>Site: Turda'), 'red') );observers.push( createObserverMarker(23.779166666667,46.570833333333 , new GInfoWindowTab('Observer', 'Observer: OANA SUCIU<br/>Site: Turda'), 'red') );observers.push( createObserverMarker(26.233333333333,44.325555555556 , new GInfoWindowTab('Observer', 'Observer: CRISTINA TINTA<br/>Site: Frumusani'), 'red') );observers.push( createObserverMarker(34.761944444444,30.597222222222 , new GInfoWindowTab('Observer', 'Observer: ANNA S. LEVINA<br/>Site: Mizpe Ramon'), 'red') );observers.push( createObserverMarker(34.761944444444,30.597222222222 , new GInfoWindowTab('Observer', 'Observer: SHLOMI EINI<br/>Site: Mizpe Ramon'), 'red') );observers.push( createObserverMarker(73.283333333333,19.433333333333 , new GInfoWindowTab('Observer', 'Observer: Akshay Khanchane<br/>Site: Asangaon'), 'red') );observers.push( createObserverMarker(73.283333333333,19.433333333333 , new GInfoWindowTab('Observer', 'Observer: Ashwini Ghadigaonkar<br/>Site: Asangaon'), 'red') );observers.push( createObserverMarker(73.283333333333,19.433333333333 , new GInfoWindowTab('Observer', 'Observer: Jatin Rathod<br/>Site: Asangaon'), 'red') );observers.push( createObserverMarker(73.283333333333,19.433333333333 , new GInfoWindowTab('Observer', 'Observer: Nitin Walmiki<br/>Site: Asangaon'), 'red') );observers.push( createObserverMarker(73.283333333333,19.433333333333 , new GInfoWindowTab('Observer', 'Observer: Swapnil Pawar<br/>Site: Asangaon'), 'red') );observers.push( createObserverMarker(73.3333333333,22.25 , new GInfoWindowTab('Observer', 'Observer: BHARGAV JOSHI<br/>Site: MASTUPURA, GUJARAT'), 'red') );observers.push( createObserverMarker(73.3333333333,22.25 , new GInfoWindowTab('Observer', 'Observer: PRAKASH KHATRI<br/>Site: MASTUPURA, GUJARAT'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: Bhushan Joshi<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: DEVDATTA URANKAR<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: Gauri Salunkhe<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: Madhura Ranade<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: Mayuresh Prabhune<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: Sneha Kulkarni<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.666388888889,19.033055555556 , new GInfoWindowTab('Observer', 'Observer: Sonal Thorve<br/>Site: Ghodegaon, Pune'), 'red') );observers.push( createObserverMarker(73.75,18.75 , new GInfoWindowTab('Observer', 'Observer: Priyanka Chaturvedi<br/>Site: pune'), 'red') );observers.push( createObserverMarker(73.75,18.75 , new GInfoWindowTab('Observer', 'Observer: Parul Jain<br/>Site: Pune'), 'red') );observers.push( createObserverMarker(73.75,18.75 , new GInfoWindowTab('Observer', 'Observer: PRAKASH KHATRI<br/>Site: Pune'), 'red') );observers.push( createObserverMarker(73.75,18.75 , new GInfoWindowTab('Observer', 'Observer: prabhat jha<br/>Site: sinhagad(pune)'), 'red') );observers.push( createObserverMarker(73.75,18.75 , new GInfoWindowTab('Observer', 'Observer: Aniket Deshpande<br/>Site: Sinhagad(Pune)'), 'red') );observers.push( createObserverMarker(73.753333333333,18.751666666667 , new GInfoWindowTab('Observer', 'Observer: Rushikesh Tilak<br/>Site: Pune'), 'red') );observers.push( createObserverMarker(73.833333333333,19.733333333333 , new GInfoWindowTab('Observer', 'Observer: KSHITIJA KELKAR<br/>Site: IUCAA GIRAWLI OBSERVATORY'), 'red') );observers.push( createObserverMarker(73.85,18.646666666667 , new GInfoWindowTab('Observer', 'Observer: MUKUL MHASKEY<br/>Site: Sinhagad (Pune)'), 'red') );observers.push( createObserverMarker(73.85,19.066666666667 , new GInfoWindowTab('Observer', 'Observer: SANDIP K. CHAKRABARTI<br/>Site: IUCCA Girawali Observatory'), 'red') );observers.push( createObserverMarker(73.883333333333,15.383333333333 , new GInfoWindowTab('Observer', 'Observer: Ashish Asgekar<br/>Site: BITS, Pilani - Goa Campus'), 'red') );observers.push( createObserverMarker(73.883333333333,15.383333333333 , new GInfoWindowTab('Observer', 'Observer: ONKAR DIXIT<br/>Site: BITS, Pilani - Goa Campus'), 'red') );observers.push( createObserverMarker(73.883333333333,15.383333333333 , new GInfoWindowTab('Observer', 'Observer: Roopa Kakarlapudi<br/>Site: BITS, Pilani - Goa Campus'), 'red') );observers.push( createObserverMarker(73.883333333333,15.383333333333 , new GInfoWindowTab('Observer', 'Observer: Vamsi Vidyasagar<br/>Site: BITS, Pilani - Goa Campus'), 'red') );observers.push( createObserverMarker(73.966666666667,19.066666666667 , new GInfoWindowTab('Observer', 'Observer: TUSHAR PUROHIT<br/>Site: Girawali, IUCAA Telescope, Pune'), 'red') );observers.push( createObserverMarker(113.35111111111,23.043055555556 , new GInfoWindowTab('Observer', 'Observer: Quanzhi Ye<br/>Site: Beigang, Xiaoguwei Island, Guangzhou'), 'red') );var mgr = new GMarkerManager(map);
			mgr.addMarkers(observers, 0);
			mgr.refresh();