function SaveEmail() {
    e = $('#tbEmail');
    img = $('#loading-img');
    spnsuccess = $('#spn-success');

    spnsuccess.empty();
    img.show();

    if (e.val() === "") {
        spnsuccess.append("E-posta girin!");
        img.hide();
    }
    else {
        spnsuccess.empty();
        
        $.ajax({
            type: "POST",
            url: "Default.aspx/SaveEmail",
            data: "{'email': '" + e.val() + "'}",
            contentType: "application/json; charset=utf-8",
            dataType: "json",
            success: function(msg) {
                img.hide();
                spnsuccess.append(msg.d);
                e.val("");
            },
            error: function() {
                spnsuccess.append("E-posta kaydedilemedi!");
                img.hide();
            }
        });
    }
}

$(document).ready(function() {
    $('#loading-img').hide();
});