MktoForms2 :: Parse Hidden Name-Value from Single Cookie

HTML

<button id="btnSubmit">Click me</button>
<input type="text" id="email-test" />

JavaScript

$(document).ready(function () {
    $('#btnSubmit').click(function () {
    var emailtest = $("#email-test").val();
    if (emailtest === "") {
        alert("You are a bot!");
    }
});
    });