$(document).ready(function() {
    $('#faq_themas input[type=submit]').css('visibility', 'hidden');
    $('#faq_themas :select[name=rubriek_id]').change(function() {
        $('#faq_themas :select[name=subthema]').attr('disabled','disabled');
        $('#faq_themas form').submit();
    });

    $('#faq_themas select[name="tio_id"]').change(function() {
        $('#faq_themas select[name="subthema"]').attr('disabled','disabled');
        $('#faq_themas form').submit();
    });

    $('#faq_themas :select[name=subthema]').change(function() {
        $('#faq_themas form').submit();
    });

    $("div#div_faq_tellafriend").hide();
    $("a#faq_tellafriend").click(function() {
        $("div#div_faq_tellafriend").toggle();
    });
});