Titanium - getting GPS location and displaying on map

Ti.Geolocation.addEventListener("location", function(e){
    if(e.coords != undefined){
        http://Ti.API.info("location: " + e.coords.latitude + ", " + e.coords.longitude);
        mapview.setLocation({
            latitude:e.coords.latitude, longitude:e.coords.longitude, animate:true,
            latitudeDelta:0.005, longitudeDelta:0.005});
     }
});