$(document).ready(function() {
	var iframe = $('<iframe name="iframe_catch" style="display:none"></iframe>').prependTo('body');
	var form = $('form#beta_signup')
		.attr('target', 'iframe_catch')
		.submit(function() {
			var address = $('#email_address').val();
			if (address.match(/.+@.+\..+/)) {
				$('.submit input', this).attr('disable', true).val('Submitting...');
				var delay = setTimeout(showSuccess, 1000);
				return true;
			}
			else {
				return false;
			}
		});
	
	var showSuccess = function() {
		form.children().hide();
		form.prepend('<p class="success">Thanks! We\'ll let you know when you can get started.</p>');
	};
});