function bandoneon(accordion,bar) {
    if (!accordion.length && !bar.length) return;
    accordion.hide();
    bar.click( function() {
        bar.removeClass("current");
        accordion.not(":hidden").slideUp('slow');
//        $(this).next().not(":visible").slideDown('slow').prev().addClass("current");
        var current = $(this);
        $(this).next().not(":visible").slideDown('slow',function() {
            current.addClass("current");
        });
    });
}

$(document).ready( function() {

    bandoneon($(".accordion"),$(".bar"));

});