var d = document;

if( d.layers )
{
	var url = location.href.split("/");
	var filename = url[ url.length-1 ];
	if( filename.indexOf("ns4_") == -1)
	{
		if( filename != "" )
		{
			newhref = "ns4_" + filename;
		}
		else
		{
			newhref = "ns4_index.html";
		}
		location.replace( newhref );
	}
}

function InitSitemap()
{
	nl = d.getElementsByTagName("UL");

	for(var i=0; i<nl.length; i++)
	{
		s = nl.item(i).style;
		if( s.display == "block" )
		{
			s.display = "none";
		}
	}
}

function Toggle( id, o )
{
	o.removeAttribute( "href" );
	e = d.getElementById( id );
	s = e.style;

	if( s.display == "block" )
	{
		s.display = "none";
	}
	else
	{	
		s.display = "block";
	}
}