gistfile1.js

connectAddForm: function() {
  $("form.people").submit(function() {
    $.ajax({
      type: 'post',
      dataType: 'json',
      url: '/people',
      data: $(this).serialize(), 
      success: function(json) {
        $('ul.people').append('<li><span class="name">' + json.person.name + '</span> <a href="/people/' + json.person.id + '/delete" class="delete">delete</a></li>');
        $('#person_name').val('');
      }
    });
    return false;
  });
}