function open_menu(id)
{
	document.getElementById('menu_td'+id).style.display= '';
}

function close_menu(id)
{
	document.getElementById('menu_td'+id).style.display='none';
}

function open_letters_menu(id)
{
	document.getElementById('menu_letters_td'+id).style.display= '';
}

function close_letters_menu(id)
{
	document.getElementById('menu_letters_td'+id).style.display='none';
}
function open_letters_menu1(id, t)
{
	for (i = 0; ;i++)
	{
		if (!document.getElementById('ahref'+i))
			break;
		document.getElementById('ahref'+i).className = 'char';
		document.getElementById('menu_letters_td'+i).style.display= 'none';
	}
	t.className = 'current-char';
	document.getElementById('menu_letters_td'+id).style.display= '';
}