// JavaScript Document
var timeout    = 500;
var closetimer = 0;
var ddmenuitem = 0;

function nav_open(){
	nav_canceltimer();
	nav_close();
	ddmenuitem = $(this).find('ul').css('visibility', 'visible');
}

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

function nav_timer(){ 
	closetimer = window.setTimeout(nav_close, timeout);
}

function nav_canceltimer(){
	if(closetimer){  
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
		
document.onclick = nav_close;

$(document).ready(function(){
	$('.nav > li').bind('mouseover', nav_open);
	$('.subnav > li').bind('mouseout',  nav_timer);
	$(".subnav li").mouseover(function() {
		$(this).addClass("mouseover");
	});
	$(".subnav li").mouseout(function() {
		$(this).removeClass("mouseover");
	});

}); 

$(function() {
var zIndexNumber = 1000;
	$('div').each(function() {
		$(this).css('zIndex', zIndexNumber);
		zIndexNumber -= 10;
	});	
});