var DjMenu = {
			timer: null,
			needHide: true,
			
			scheduleHide: function()
			{
				if(DjMenu.needHide == true)
				{
					$('#page-header div.sub-nav').hide();
				}
			},
			onMouseOver: function()
			{
				DjMenu.blockHide();
				
				var obj = $(this);
				var id = obj.attr('id');
				var pos = obj.position();
				
				$('#page-header div.sub-nav:not(div.' + id + ')').hide();
				$('#page-header div.' + id ).css('left', pos['left'] + 200).css('top', pos['top'] + 162).show();
			},
			
			blockHide: function()
			{
				DjMenu.needHide = false;
				window.clearTimeout(DjMenu.timer);
				DjMenu.timer = null;
			},
			
			onMouseOut: function()
			{
				DjMenu.needHide = true;
				
				if(DjMenu.timer != null) 
				{
					window.clearTimeout(DjMenu.timer);
					DjMenu.timer = null;
				}
				
				DjMenu.timer = window.setTimeout(DjMenu.scheduleHide, 800);
			},
			init: function()
			{
				$('#top-nav ul li a')
					.bind('mouseover', DjMenu.onMouseOver)
					.bind('mouseout', DjMenu.onMouseOut);
				$('#page-header div.sub-nav a')
					.bind('mouseover', DjMenu.blockHide)
					.bind('mouseout', DjMenu.onMouseOut);
				$('#page-header div.sub-nav').css('opacity',0.8);
			}
		};