function switchView(Opelem,closeElem){
			
				document.getElementById(Opelem).style.display='block';
				document.getElementById(closeElem).style.display='none';
		}
		

<!--
        var map;

        function init(latitude, longitude,zoomLevel, server){

			OpenLayers.IMAGE_RELOAD_ATTEMPTS = 3;

			var bounds = new OpenLayers.Bounds(7.5,36,19,46);
			var myScales = [1000,3000,6000,12000,25000,50000,100000,200000,400000,800000,1600000,3500000,7000000];
			var options = {
				projection: "EPSG:4326",
				restrictedExtent:new OpenLayers.Bounds(7.5,36,19,46),
//				maxExtent:new OpenLayers.Bounds(7.5,36,19,46),
				numZoomLevels: 20,
//				scales: myScales,
				controls:[]
			};
			
			map = new OpenLayers.Map('map', options);

	        var wmsLayer00 = new OpenLayers.Layer.WMS(
								"Cartografia di Base", 
								 server +"cartography/tilecache.cgi?", 
								{
									layers: 'SkinOfTheEarth'//,
								//	bbox:'7.5,36,19,46'
								}
							);
			
	        var wmsLayer01 = new OpenLayers.Layer.WMS(
								"Etichette Batimetriche", 
								server + "cartography/tilecache.cgi?",
								{
									layers: 'BathymetricLabels',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'
					            } 
							); 

			var wmsLayer02 = new OpenLayers.Layer.WMS(
								"Idrografia (Linee)", 
								server +"cartography/tilecache.cgi?",
								{
									layers: 'Hydrography_li',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'
								}
							);

			var wmsLayer03 = new OpenLayers.Layer.WMS(
								"Idrografia (Punti)", 
								server +"cartography/tilecache.cgi?",
								{
									layers: 'Hydrography_po',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'
								}
							);

			var wmsLayer04 = new OpenLayers.Layer.WMS(
								"Idrografia (Rilevamenti)", 
								server +"cartography/tilecache.cgi?",
								{
									layers: 'HydrographySoundings',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'
								}
							);
	          
	        var wmsLayer05 = new OpenLayers.Layer.WMS(
								"Riserve Marine", 
								server +"cartography/tilecache.cgi?",
								{
									layers: 'MarineReserve',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'
								} 
							);
	          
	        var wmsLayer06 = new OpenLayers.Layer.WMS(
								"Aiuti alla Navigazione", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'NavigationAids',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);
			
			var wmsLayer07 = new OpenLayers.Layer.WMS(
								"Traffico (Linee)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Traffic_li',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);

			var wmsLayer08 = new OpenLayers.Layer.WMS(
								"Traffico (Aree)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Traffic_ar',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);
			
			var wmsLayer09 = new OpenLayers.Layer.WMS(
								"Strutture (Punti)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Structures_po',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);

			var wmsLayer10 = new OpenLayers.Layer.WMS(
								"Strutture (Linee)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Structures_li',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);

			var wmsLayer11 = new OpenLayers.Layer.WMS(
								"Strutture (Aree)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Structures_ar',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);
				
			var wmsLayer12 = new OpenLayers.Layer.WMS(
								"Zone limitate", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'RestrictedAreas',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);

			var wmsLayer13 = new OpenLayers.Layer.WMS(
								"Ostacoli (Punti)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Obstructions_po',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);
							
			var wmsLayer14 = new OpenLayers.Layer.WMS(
								"Ostacoli (Linee)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Obstructions_li',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);
							
			var wmsLayer15 = new OpenLayers.Layer.WMS(
								"Ostacoli (Aree)", 
								server +"cartography/tilecache.cgi?",
						        {
									layers: 'Obstructions_ar',
								//	bbox:'7.5,36,19,46',
									transparent: 'true'									
						        }
							);
			wmsLayer00.setVisibility(true);				
			wmsLayer01.setVisibility(false);	
			wmsLayer02.setVisibility(false);
			wmsLayer03.setVisibility(false);
			wmsLayer04.setVisibility(false);
			wmsLayer05.setVisibility(false);
			wmsLayer06.setVisibility(false);
			wmsLayer07.setVisibility(false);
			wmsLayer08.setVisibility(false);
			wmsLayer09.setVisibility(true);
			wmsLayer10.setVisibility(false);
			wmsLayer11.setVisibility(false);
			wmsLayer12.setVisibility(false);
			wmsLayer13.setVisibility(false);
			wmsLayer14.setVisibility(false);
			wmsLayer15.setVisibility(false);
			
			wmsLayer05.setOpacity(0.5);

			map.addLayers([wmsLayer00,wmsLayer05,wmsLayer02,wmsLayer03,wmsLayer04,wmsLayer06,wmsLayer07,wmsLayer08,wmsLayer09,wmsLayer10,wmsLayer11,wmsLayer12,wmsLayer13,wmsLayer14,wmsLayer15,wmsLayer01]);

			map.addControl(new OpenLayers.Control.PanZoomBar()); //zoom bar
	        map.addControl(new OpenLayers.Control.LayerSwitcher()); //scelta layers 
	        //map.addControl(new OpenLayers.Control.MouseDefaults()); //zoom con click del mouse  
	 		map.addControl(new OpenLayers.Control.Scale($('scale')));
	        map.addControl(new OpenLayers.Control.MousePosition({element: $('position')})); //coordinate mouse sulla mappa
   			//map.addControl(new OpenLayers.Control.Permalink());
			//map.addControl(new OpenLayers.Control.NavToolbar()); //mano per spostarsi sulla mappa e puntamento per zoom
	        //map.addControl(new OpenLayers.Control.OverviewMap()); // riquadro con mappa 
			if(longitude!= '' && latitude != '' && zoomLevel != ''){
			
				//map.setCenter(new OpenLayers.LonLat(<c:out value="${myMapBean.longitude}" />, <c:out value="${myMapBean.latitude}" />), <c:out value="${myMapBean.zoomLevel}" />);  
				map.setCenter(new OpenLayers.LonLat(longitude, latitude), zoomLevel);  
	        }else{
	        	map.setCenter(new OpenLayers.LonLat(13.2, 40.813841),6);  
	     
				//map.zoomToExtent(bounds);
	        }
			//map.zoomToMaxExtent();
			//map.zoomTo(6);
			//if (!map.getCenter()) map.zoomToMaxExtent(); 
        }
        // -->