var timeout = 100;
var closetimer = 0;
var ddmenuitem = 0;

function jsddm_open()
{
jsddm_canceltimer();
jsddm_close();
ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');
$(this).addClass("topactive");
}

function jsddm_close()
{
if (ddmenuitem)
{
ddmenuitem.css('visibility', 'hidden');
$("#TopMenu > ul > li").removeClass("topactive");
$("#TopSubMenu > ul > li").removeClass("topactive");
}
}

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

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

document.onclick = jsddm_close;