Mapa con ruta - store locator

routeCreator.js

var me = new Object();

var directionsService = new google.maps.DirectionsService();
var directionsDisplay;


function calcRoute() {
	directionsDisplay = new google.maps.DirectionsRenderer();
	directionsDisplay.setMap(mapaGlobal);



	var request = {
		origin:new google.maps.LatLng(me.latitud, me.longitud),
		destination:new google.maps.LatLng(me.nearStore.latitud, me.nearStore.longitud),
		travelMode: google.maps.DirectionsTravelMode.DRIVING
	};
	directionsService.route(request, function(response, status) {
		if (status == google.maps.DirectionsStatus.OK) {
			directionsDisplay.setDirections(response);
		}
	});
}

function successAjax(data){
	var items = [];

	var GeoCodeCalc = {};
	GeoCodeCalc.EarthRadiusInMiles = 3956.0;
	GeoCodeCalc.EarthRadiusInKilometers = 6367.0;
	GeoCodeCalc.ToRadian = function(v) { return v * (Math.PI / 180);};
	GeoCodeCalc.DiffRadian = function(v1, v2) { 
	return GeoCodeCalc.ToRadian(v2) - GeoCodeCalc.ToRadian(v1);
	};
	GeoCodeCalc.CalcDistance = function(lat1, lng1, lat2, lng2, radius) { 
	return radius * 2 * Math.asin( Math.min(1, Math.sqrt( ( Math.pow(Math.sin((GeoCodeCalc.DiffRadian(lat1, lat2)) / 2.0), 2.0) + Math.cos(GeoCodeCalc.ToRadian(lat1)) * Math.cos(GeoCodeCalc.ToRadian(lat2)) * Math.pow(Math.sin((GeoCodeCalc.DiffRadian(lng1, lng2)) / 2.0), 2.0) ) ) ) );
	};

	$.each( data, function( key, val ) {
		var elemento = {};
		elemento.latitud = val.lat;
		elemento.longitud = val.lng;
		console.log(window.me);
		elemento.distancia = GeoCodeCalc.CalcDistance(window.me.latitud, window.me.longitud, val.latitud , val.longitud , GeoCodeCalc.EarthRadiusInKilometers); 
		items.push( elemento );
	});


	$.each(items, function(index, val) {
		val.distancia = GeoCodeCalc.CalcDistance(me.latitud, me.longitud, val.latitud , val.longitud ,GeoCodeCalc.EarthRadiusInKilometers); 
		console.log(val.distancia);
	});

	items.sort(function(a,b){
		return a.distancia-b.distancia;
	});
	me.nearStore = new Object();

	me.nearStore.latitud = items[0].latitud;
	me.nearStore.longitud = items[0].longitud;

	calcRoute();

};



navigator.geolocation.getCurrentPosition(function(v) {
	me.latitud = v.coords.latitude;
	me.longitud = v.coords.longitude;
	$.getJSON("donde_comprar/popularTodosVet", successAjax);
});