$(function() {
                $("#signupform").validationOptions({
                rules: {
                  email: {
                    required: true,
                    remote: "emails.php"
                  }
                },
                messages: {
                  email :{
                    remote: jQuery.format("{0} is already in use")
                  }
                },
                submitHandler:function(){alert('test'); return true;},
        });
});