function scroll( p_marquee, p_up, p_continue )
{
    c_up = p_up;

	if ( p_up )
	{
		p_marquee.direction="UP";
	}
	else
	{
		p_marquee.direction="DOWN";
	}

	if ( p_continue )
	{
		p_marquee.start();
	}
	else
	{
		p_marquee.stop();
	}
}

function scrollLimit( p_marquee, p_continue )
{
    scroll( p_marquee, c_up, p_continue );
}

function setMenuButtonEffect( p_id, p_on )
{
	document.images[p_id].src="images/LANG/" + p_id + ( p_on ? "1": "0" ) + ".gif";
}