submenu_ids = new Array('01','02','03','04','05','06', '07');

menu = new Array(2);
menu[0] = new Array(submenu_ids.length);
menu[1] = new Array(submenu_ids.length);

var menu_time_out = -1;

function clearMenu()
{
	for(i=0; i<menu[0].length; i++)
		document.images['menu_'+submenu_ids[i]].src = menu[0][i].src;
}

function msout()
{
	clearMenu();
}

function msover(enable_id)
{
	clearMenu();

	for(i= 0; i<submenu_ids.length; i++)
	{
		if(submenu_ids[i] == enable_id && menu[1][i].src != "")
		{
			document.images['menu_'+submenu_ids[i]].src = menu[1][i].src;
			break;
		}
	}
}

function dispSubMenu(enable_id)
{
	for(i=0; i < submenu_ids.length; i++)
	{
		var obj = document.getElementById('submenu_'+submenu_ids[i]);
		if(obj)
			obj.style.display = "none";
	}

	if(enable_id != 'undefined')
	{
		var obj = document.getElementById('submenu_'+enable_id);

		if(obj)
		{
			obj.style.display = "";
			menu_time_out = 7; //10 sec.
			dispSearch('none');
		}
	}
}

function dispSearch(disstyle)
{
	var obj = document.getElementById('submenu_search');
	if(obj){
		obj.style.display = disstyle;
	}
}

function autoClearSubMenu()
{
	if(menu_time_out-- >= 0)
	{
		if(menu_time_out == 0){
			dispSubMenu();
			dispSearch('');
		}
	}
	setTimeout('autoClearSubMenu()', 1000);
}
autoClearSubMenu();