function navhighlight() 
{	
	var actualLocation = window.location.href;
	
	if (!document.getElementsByTagName){ return; }
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++){
		var anchor = anchors[i];
		
		myregexp = new RegExp("http://" + window.location.hostname, "i");
		
		actualLocation =actualLocation.replace(myregexp, '');

		actualHref = anchor.getAttribute('href');
		actualHref = actualHref.replace(myregexp, '');
		
		if (actualHref == actualLocation)
		{
			anchor.className = "hl";
		}
	}
}

function subnav (pos)
{
	submenuHTML = document.getElementById('subnav').innerHTML;
	tempnav = document.getElementById(pos).innerHTML;
	document.getElementById(pos).innerHTML = tempnav + submenuHTML;
}