This is a jQuery Ajax Template 3 - This example uses jsonp

AJAX 1

$('#login form').submit(login);

function login(e){
  e.preventDefault();
  $('#login h4').slideUp();
  
  //var email = $('#login #email').val();
  //var password = $('#login #password').val();
  
  var form = $(this).serialize();
  
  $.ajax('/login', {
    //data: { 'email': email, 'password': password }
    data: form,
    dtatType: 'script',
    type: 'post'
  });
}

login.html

<div id="login">
  <form>
    <h4>Please login to book flight:</h4>
    <p>
      <label>Email:</label>
      <input type='email' name'email' id="email" />
    </p>
    <p>
      <label>Password:</label>
      <input type='password' name'password' id="password" />
    </p>
    <p>
      <input type='submit' value="Login" />
    </p>
  </form>
</div>