var timeout    = 100;
            var closetimer = 0;
            var ddmenuitem = 0;
 
function jsddm_open() {
    jsddm_canceltimer();
    jsddm_close();

    $('li.active').find('ul').css('visibility', 'hidden');
    ddmenuitem = $(this).find('ul').css('visibility', 'visible');
}
 
function jsddm_close() {
    if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
    $('li.active').find('ul').css('visibility', 'visible');
}
 
function jsddm_timer() {
    closetimer = window.setTimeout(jsddm_close, timeout);
}
 
function jsddm_canceltimer() {
    if(closetimer) {
        window.clearTimeout(closetimer);
        closetimer = null;
    }
}
 
$(document).ready(
    function() {  
        if ($('li.active')) {
            $(this).find('li.active ul').css('visibility', 'visible');
        }

        $('#jsddm > li').bind('mouseover', jsddm_open)
        $('#jsddm > li').bind('mouseout',  jsddm_timer)
    }
);
 
document.onclick = jsddm_close;