Использование evercookie

<script type="text/javascript">

$(document).ready(function(){

    var ec = new evercookie();

    $('#btn_set').click(function(){
        ec.set("id", $("#name").val());
        alert($("#name").val());

        return false;
    });

    $('#btn_get').click(function(){
        ec.get("id", function(value) { alert("Cookie value is " + value) });
        return false;
    });
});
</script>

    <input id="name" name="name" type="text" value="">
    <button id="btn_set">Set</button><br/>
    <button id="btn_get">Get</button>