var myAccordion;
Event.observe(window, 'load', initAccordion, false);
function initAccordion() {
    myAccordion = new accordion('search_accordion', {
    resizeSpeed : 1000, 
    classNames : {     
        toggle : 'accordion_toggle',     
        toggleActive : 'accordion_toggle_active',     
        content : 'accordion_content' }, 
    direction : 'vertical', 
    onEvent : 'click' });
    
//    myAccordion.activate($$('#search_accordion .accordion_toggle')[0]);
}