Use AJAX to submit a form with jQuery

AjaxForm.js

function AjaxForm() {
	$("form.ajaxform").submit(
		function(e) {
			e.preventDefault();
			var dataString = $(this).serialize();
			var method = this.method.toUpperCase();
			var action = this.action;
			$.ajax({
				type: method,
				url: action,
				data: dataString,
				success: function(response) {
					alert(response);
				}
			});
		}
	);
}