var timeout    = 50;
var closetimer = 0;
var ddmenuitem = 0;

function jsddm_open()
{
    jsddm_canceltimer();
    jsddm_close();
    ddmenuitem = $(this).find('ul').css('visibility', 'visible');
    
    if($(this).find('ul').html())
    {
        $(this).parent().find('.jsddm_main_title').css('visibility', 'hidden');
        
        $(this).parent().find('.jsddm_main_top').css('visibility', 'visible');
        $(this).parent().find('.jsddm_main_title').css('visibility', 'visible');
        $(this).parent().find('.jsddm_main_b').css('visibility', 'visible');
    }
    
}

function jsddm_close()
{
    if(ddmenuitem)
    {
        ddmenuitem.css('visibility', 'hidden');
        
        $('.jsddm_main_title').css('visibility', 'visible');
        
        $('.jsddm_main_top').css('visibility', 'hidden');
        $('.jsddm_main_title').css('visibility', 'hidden');
        $('.jsddm_main_b').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()
{  
    $('#jsddm > li').bind('mouseover', jsddm_open);
    $('#jsddm > li').bind('mouseout',  jsddm_timer);
   
});

document.onclick = jsddm_close;