Sending contact form with coffee + jquery-validate + ajax-post

contact.js.coffee

$ ->
	$('#formId').validate
		rules: {
			'message[name]': "required"
			'message[email]': 'required'
			'message[subject]': 'required'
			'message[body]': 'required'
		} 
		submitHandler: (form) ->
			$.post(
				$(form).attr('action')
				$(form).serialize()
				(data, textStatus, jqXHR) ->
					if textStatus is 'success'
						alert 'enviado com sucesso'
					else
						alert 'tente novamente mais tarde'
				)

	$.validator.messages.required = "Campo obrigatório";