// Attach handler to window load event 
Event.observe(window, 'load', init, false); 

function init() { 
	// Attach handler to form's submit event 
	Event.observe('signupForm', 'submit', storeAddress);
}

function storeAddress(e) { 
	$('response').innerHTML = '<p class="notice">Adding email address...</p>'; 
	// Prepare query string and send AJAX request 
	var pars = 'email=' + escape($F('email')); 
	var myAjax = new Ajax.Updater('response', '/ajaxSignup.php', {method: 'get', parameters: pars}); 
	// Stop form from submitting when JavaScript is enabled 
	Event.stop(e); 
}