// JavaScript Document
var displayed_div;

function showInitialDiv ( id )
{
	toggleDiv( id, 'on' );
	displayed_div = id;
}

function displayDiv ( id )
{
	toggleDiv( displayed_div, 'off' );
	toggleDiv( id, 'on' );
	displayed_div = id;
}

function toggleDiv ( id, action )
{
	if(action == 'on')
		d = 'inline';
	else d = 'none';
	if (document.getElementById) 
	{ // DOM3 = IE5, NS6
		document.getElementById(id).style.display = d;
	}
	else 
	{
		if (document.layers) 
		{ // Netscape 4
			document.id.display = d;
		}
		else 
		{ // IE 4
			document.all.id.style.display = d;
		}
	}
}