geolocation in meteor

gistfile1.txt

client.js ------

if (navigator.geolocation) {
  navigator.geolocation.getCurrentPosition(function(position) {
    Session.set('lat', position.coords.latitude);
    Session.set('lon', position.coords.longitude);
  }, function(error) {
  }, { enableHighAccuracy: true });
}
Template.userLayout.location = function () {
  return Session.get('lat') + " : " + Session.get('lon');
};

app.html ------


<template name="userLayout">
  <div>{{location}}</div>
</template>