function allClose(eid)
{
var id_menu = document.getElementsByName("sub_menu");
	for (i=0; i < id_menu.length; i++)
	{
		if (eid != i)
		{
			id_menu[i].style.display = "none";
		}
	}
}

function openMenu(eid)
{
var id_menu = document.getElementsByName("sub_menu");
	//alert(eid+" "+id_menu.length);
	for (i=0; i < id_menu.length; i++)
	{
		if (eid != i)
		{
			id_menu[i].style.display = "none";
		}
		else
		{
			id_menu[i].style.display = "block";
		}
	}
}