var timeout = 500;
var closetimer = 0;
var ddmenuitem = 0;

function jsddm_open() {
    jsddm_canceltimer();
    jsddm_close();
    ddmenuitem = $(this).find('ul').css('display', 'block');
}

function jsddm_close()
{ if (ddmenuitem) ddmenuitem.css('display', 'none'); }

function jsddm_timer()
{ closetimer = setTimeout(jsddm_close, timeout); }

function jsddm_canceltimer() {
    if (closetimer) {
        clearTimeout(closetimer);
        closetimer = null;
    }
}

$(document).ready(function () {
    $('#navi > li').bind('mouseover', jsddm_open)
    $('#navi > li').bind('mouseout', jsddm_timer)
//    $('#navi > li').click(function () {
//        $('#navi > li').removeClass("current");
//        $(this).addClass("current"); 
//    }) 

});

document.onclick = jsddm_close;