Стандартный шаблон метода AJAX

$.ajax({
            type: "POST",
            url: "http://example.com/save",
            async: true,
            data: "email="+email,
            timeout: 20000,
            success: function(html){
                console.log(html);
            },
            error : function (xhr, status) {
                 console.log(xhr);
            },
            beforeSend : function () {
                 console.log('Waiting...');
            }
        });