/*
 * Loads a handlebars.js template at a given URL. Takes an optional name, in which case,
 * the template is added and is reference-able via templateName.
 */
function loadTemplate(url, name, callback) {
  var contents = $.get(url, function(templateText) {
    var compiledTemplate = Ember.Handlebars.compile(templateText);
    if (name) {
      Ember.TEMPLATES[name] = compiledTemplate
    } else {
      Ember.View.create({ template: compiledTemplate }).append();
    }
    if (callback) {
      callback();
    }
  });
}