(function() {
    var dummy = 'Din e-postadress';
    
    function display(data, textStatus) {
        $("#elistmsg").html('<strong>'+data+'</strong>');
    }

    function submit() {
        var email = $("#email").val();
        if (email != dummy) {
            $.ajax({
                url: '/newsletter/gpi-utbildning/signup/',
                data: {'email': email},
                dataType: 'text',
                type: 'POST',
                success: display
            });
        }
    }

    function init() {
        $("#email")
        .focus(function(e) {
            if(this.value==dummy)this.value='';
        })
        .blur(function(e) {
            if(this.value=='')this.value=dummy;
        })
        .keydown(function(e) {
            if (e.keyCode == 13) {
                submit();
                return false;
            }
        });
        $("#ok_btn").click(submit);
    }

    $(document).ready(init);
})();