function NaviMenu(){

	var timer, current;

	var navi = $('.navi .pri a'),
		menu = $('.navi .sub'),
		cur = navi.filter('.current');

	navi.mouseover(function(){
		var sid = this.rel;
		navi.removeClass('current');
		if (sid) {
			if (timer) clearTimeout(timer);
			menu[0].className = 'sub';
			menu.addClass('sub' + sid);
			this.className = 'current';
		}
	}).mouseleave(function(){
		var sid = this.rel;
		if (sid) {
			timer = setTimeout(function(){
				navi.removeClass('current');
				menu.removeClass('sub' + sid);
				cur.addClass('current');
			}, 200);
		}
	});

	menu.mouseenter(function(){
		if (timer) clearTimeout(timer);
	}).mouseleave(function(){
		timer = setTimeout(function(){
			menu[0].className = 'sub';
			navi.removeClass('current');
			cur.addClass('current');
		}, 100);
	});

}


// Dom Ready
$(function(){

	NaviMenu();

});