dojo.addOnLoad ( init );

function init() {
	var signupLink = dojo.byId("PHPList");
	dojo.connect(signupLink, "onclick", signup);
}

function signup(event) {
	dojo.stopEvent(event);
	var address = dojo.byId("email");
	var parameters = {
		url: "signup/?p=subscribe",
		load: function(data){
		},
		error: function(data){
		},
		handle: function(response, ioArgs){
			alert('Thank you for signing up. Your email address has been added to the newsletter list. Enjoy!');
			address.value ='';
		},
		timeout: 2000,
		content: {
			email: address.value,
			'list[1]': 'signup',
			subscribe: 'Subscribe'
		}
	};
	dojo.xhrPost(parameters);
}