Rails 3.1 UJS callback handling

gistfile1.js

$(document).ready(function(){
  	$('.submit').bind('ajax:success', function(){
		$('.request_notice').text("You've been successfully added to the list!");
		$('.notice').addClass('success').slideDown('2000');
		$('#wrapper').animate({height: '+=20'} ) ;
	});
	
});