function registerForNewsletter(url) {
    var params = 'Email=' + $('#newsletters_email').val();
    $.ajax({
        type: "POST",
        url: url,
        data: params,
        success: function(msg){
            $('#newsletters_email').val('');
            $('#registerForNewsletterResult').html(msg);
            new $('#registerForNewsletterResult').effect('pulsate');
        },
        error: function(transport) {
            $('#registerForNewsletterResult').html("Error");
        }
    });
};