function updateSelect(selected)
{
	var hide_or_show = document.getElementById('dd_fm_1');
	if ( hide_or_show != null )
	{
		if ( selected.value == 1 )
			hide_or_show.style.display = "inline";
		else
			hide_or_show.style.display = "none";
	}
		var hide_or_show = document.getElementById('dd_fm_2');
	if ( hide_or_show != null )
	{
		if ( selected.value == 2 )
			hide_or_show.style.display = "inline";
		else
			hide_or_show.style.display = "none";
	}
		var hide_or_show = document.getElementById('dd_fm_3');
	if ( hide_or_show != null )
	{
		if ( selected.value == 3 )
			hide_or_show.style.display = "inline";
		else
			hide_or_show.style.display = "none";
	}
		var hide_or_show = document.getElementById('dd_fm_4');
	if ( hide_or_show != null )
	{
		if ( selected.value == 4 )
			hide_or_show.style.display = "inline";
		else
			hide_or_show.style.display = "none";
	}
	}