window.addEvent('domready', function() {

    var offen = -1
    var myTmpMenu = $('menu_sub').getElements('h1.toggler a');
    for (i=0; i<myTmpMenu.length; i++) {
        if (myTmpMenu[i].getProperty('class')=='act') {
            offen = i;
            break;
        }
    }

    var mySubMenu = new Accordion($('menu_sub'), 'h1.toggler', 'ul.toggle_element', {
            opacity: true,
            duration: 667,
            trigger: 'mouseover',
            display: -1,
            show: offen
    });
//    for (i=0; i<myTmpMenu.length; i++) {
//        if (myTmpMenu[i].getProperty('class')=='act') {
//            mySubMenu.display(i);
//            break;
//        }
//    }
});