function number_format(num, dec) {
        num = ""+num+"";
        var num_dec = parseInt(num.length - num.lastIndexOf('.') - 1);
        var cadena = new String();
        var numero = new Number(0);
        if (num.lastIndexOf(".") == -1) {
        	return parseFloat(num);
        }
        var postindex = num.lastIndexOf('.')+dec+1;
        if (dec >= num_dec) {
        	return parseFloat(num);
        }
        if (num[postindex]){
        	numero = parseFloat(num.substring(0,num.lastIndexOf('.')+dec+1));
        } else {
            var i = postindex;
            while ((i+1))
            i++;
        }
        numero = parseFloat(num);
        var potencia = num.substring(num.lastIndexOf('.'),i).length;
        var divisor = divisor = Math.pow(10,potencia);
        var incr = new Number(0);
        for (var j = i; j >= postindex; j--, divisor /= 10) {
            if (num[j] >= 5) {
                incr = (10 - num[j]) / divisor;
                numero += incr;
                num = ""+numero+"";
            } else {
            	continue;
            }
        }
        numero = ""+numero+"";
        numero = numero.substr(0,num.lastIndexOf('.')+dec+1);
        
    return numero;
} 
    
   ////////////////////////////MARKER JASON SISSEL/////////////////////////////////
   
   
   
    var iconAlberto = new GIcon();
		iconAlberto.image = "http://albertozerain.racetracker.es/img/alberto.png?id=4644";  
		iconAlberto.shadow = ""; 
		iconAlberto.iconSize = new GSize(40, 50);    
		iconAlberto.iconAnchor = new GPoint(0, 50); 
	
		
		var albertoMarker = new GMarker(new GLatLng(35.22398,74.49447),{		  icon: iconAlberto
		});
		var infoalbertoMarker = "<table width='360' border='0' cellspacing='4' cellpadding='0'><tr><td valign='top'><span style='font-family:Arial, Helvetica, sans-serif; font-size: 14px; font-weight: bold;'>ALBERTO ZERAIN</span><table cellpadding='0' cellspacing='0' width='100%'><tr><td height='60' align='left' valign='top' bgcolor='#EAE3D5'><p><span style='font-family:Arial, Helvetica, sans-serif; font-size: 11px; font-weight: bold; padding:5px;'>Última posición:</span><span style='font-family:Arial, Helvetica, sans-serif; font-size: 10px;'><br />&nbsp;&nbsp;Lat. 35.22398, Long. 74.49447</span><span style='font-family:Arial, Helvetica, sans-serif; font-size: 10px;'><br />&nbsp;&nbsp;Sunday, 25/06/2017 00:20:45</span></p></td></tr></table></td></tr></table></td></tr></table>";
		
		GEvent.addListener(albertoMarker, "click", function() {
			map.openInfoWindowHtml (albertoMarker.getLatLng (), infoalbertoMarker) 
          });

////////////////////////////MARKER JASON SISSEL/////////////////////////////////
   
   
   
    var iconSummit = new GIcon();
		iconSummit.image = "http://albertozerain.racetracker.es/img/cima.png";  
		iconSummit.shadow = ""; 
		iconSummit.iconSize = new GSize(34, 41);    
		iconSummit.iconAnchor = new GPoint(17, 41); 
	
		
		var summitMarker = new GMarker(new GLatLng(35.23583563, 74.58814501),{
		  icon: iconSummit
		});
          
          
///////////////////////////////////////////////////////
          
           
    var map;
    var capa_track; 
    var capa_camps;
    var capa_start_finish;
    var capa_summit;
	var capa_panoramio;
	var capa_radar;
	var capa_comments;
	var capa_alberto;
    var capa_desafio;
    var capa_final;
    var capa_arista;

	
	var togglepanoramio = 0;
	var toggleradar = 0;
    var togglecamps = 1;
	var togglestart_finish = 1;
    var toggletrack = 1;
    var togglesummit = 1;
    var togglecomments = 1;
	var togglealberto = 1;
    var toggledesafio = 0;
    var togglearista = 1;
	
    function initialize() {
      if (GBrowserIsCompatible()) {
	  
	 
capa_camps = new GGeoXml("http://albertozerain.racetracker.es/kml/camps.kml.php?id=4644");
	capa_start_finish = new GGeoXml("http://albertozerain.racetracker.es/kml/start_finish.kml?id=4644");
	capa_track = new GGeoXml("http://albertozerain.racetracker.es/kml/track.kml?id=4644");
	capa_summit = new GGeoXml("http://albertozerain.racetracker.es/kml/summit.kml?id=4644");
	capa_radar = new GGeoXml("http://albertozerain.racetracker.es/kml/radar.kml?id=4644");
capa_panoramio = new GLayer("com.panoramio.all");
capa_comments = new GGeoXml("http://albertozerain.racetracker.es/kml/comments_kml.php?id=4644");
capa_alberto = new GGeoXml("http://albertozerain.racetracker.es/kml/alberto_track_kml.php?id=4644");
	capa_desafio = new GGeoXml("http://albertozerain.racetracker.es/kml/desafio.kml?id=4644");
	capa_final = new GGeoXml("http://albertozerain.racetracker.es/kml/ruta_calleja_final.kml?id=4644");
    capa_arista = new GGeoXml("http://albertozerain.racetracker.es/kml/arista.kml?id=4644");
		
	  	
        
		map = new GMap2(document.getElementById("map_2d"));
		
		map.setCenter(new GLatLng(35.22398,74.49447), 14);			
		 
		//map.addOverlay(albertoMarker);
        map.addOverlay(summitMarker);
		
		map.addControl(new GLargeMapControl());
        map.addControl(new GMapTypeControl());
	    map.addControl(new GOverviewMapControl(new GSize(80,80))); 
		
		map.setMapType(G_HYBRID_MAP);
		map.addMapType(G_PHYSICAL_MAP);
		
		//map.addOverlay(capa_radar);
        
       // map.addOverlay(capa_panoramio);
		
		map.addOverlay(capa_camps);
        //map.addOverlay(capa_start_finish);
        //map.addOverlay(capa_track);
        map.addOverlay(capa_comments);
        //map.addOverlay(capa_summit);
        map.addOverlay(capa_alberto);
        // map.addOverlay(capa_desafio);
        map.addOverlay(capa_arista);
        
		/*  CAPAS KML
		map.addOverlay(geoXmljosef[0]);
		map.addOverlay(geoXmldavid[0]);
		map.addOverlay(geoXmlmiquel[0]);*/
		
		/*PUNTS TRACKING */

		/*CAPAS CAMPAMENTOS*/
		
		
  		map.enableDoubleClickZoom();
    	map.enableContinuousZoom();	
					 GEvent.addListener(map, "moveend", function() {
              var latitud = map.getCenter().lat();
              var longitud = map.getCenter().lng();
              //alert(center);
              //alert(latitud);
             latitud=number_format(latitud,8);
             longitud=number_format(longitud,8);
              document.getElementById("text_latitude").innerHTML = latitud.toString();
              document.getElementById("text_longitude").innerHTML = longitud.toString();
            });
				
		/*
     	new GKeyboardHandler(map);
        focusMap();
        GEvent.addDomListener(document, "keypress", handleKeyDown);
        GEvent.addDomListener(document, "keydown", handleKeyDown);
        GEvent.addDomListener(document, "keyup", handleKeyDown);
		*/
			
		//map.openInfoWindowHtml (josefMarker.getLatLng (), infojosefMarker); 	//OBRIR INFOWINDOW
      }
    }