var menu_items = new Array();

menu_items[1] = new Image();
menu_items[1].src = "images/item1.gif";
menu_items[2] = new Image();
menu_items[2].src = "images/item2.gif";
menu_items[3] = new Image();
menu_items[3].src = "images/item3.gif";
menu_items[4] = new Image();
menu_items[4].src = "images/item4.gif";
menu_items[5] = new Image();
menu_items[5].src = "images/item5.gif";
menu_items[6] = new Image();
menu_items[6].src = "images/item6.gif";
menu_items[7] = new Image();
menu_items[7].src = "images/item7.gif";
menu_items[8] = new Image();
menu_items[8].src = "images/item8.gif";

var menu_items_over = new Array();

menu_items_over[1] = new Image();
menu_items_over[1].src = "images/item1_over.gif";
menu_items_over[2] = new Image();
menu_items_over[2].src = "images/item2_over.gif";
menu_items_over[3] = new Image();
menu_items_over[3].src = "images/item3_over.gif";
menu_items_over[4] = new Image();
menu_items_over[4].src = "images/item4_over.gif";
menu_items_over[5] = new Image();
menu_items_over[5].src = "images/item5_over.gif";
menu_items_over[6] = new Image();
menu_items_over[6].src = "images/item6_over.gif";
menu_items_over[7] = new Image();
menu_items_over[7].src = "images/item7_over.gif";
menu_items_over[8] = new Image();
menu_items_over[8].src = "images/item8_over.gif";

function menu_over(item)
{
	if(item != 5) hide_sub_menu();
	document.getElementById('mi_'+item).src = menu_items_over[item].src;
}

function menu_out(item)
{
	document.getElementById('mi_'+item).src = menu_items[item].src;
}

function show_sub_menu()
{
	hide_sub_menu2()
	document.getElementById('sub_menu_div').style.display = 'block';
}

function show_sub_menu2()
{
	hide_sub_menu()
	document.getElementById('sub_menu_div2').style.display = 'block';
}

var t;

function hide_sub_menu()
{
	clearTimeout(t);
	document.getElementById('sub_menu_div').style.display = 'none';
}

function hide_sub_menu2()
{
	clearTimeout(t);
	document.getElementById('sub_menu_div2').style.display = 'none';
}

function over_sub_menu()
{
	clearTimeout(t);
	t = setTimeout("hide_sub_menu()", 500);
}

function over_sub_menu2()
{
	clearTimeout(t);
	t = setTimeout("hide_sub_menu2()", 500);
}