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

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

function jsddm_close()
{
    if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
}

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

function jsddm_canceltimer()
{
    if(closetimer)

    {
        window.clearTimeout(closetimer);
        closetimer = null;
    }
}





$(document).ready(function(){
 
    $("a[rel^='prettyPhoto']").prettyPhoto({
        theme: 'light_square',
        show_title: false,
        social_tools: false
    });
    $('#jsddm > li').bind('mouseover', jsddm_open);
    $('#jsddm > li').bind('mouseout',  jsddm_timer);
});

document.onclick = jsddm_close;