function setNav(elm)	{
		var obj = document.getElementById(elm);
		obj.className = "selected";
	}
	

function setBgNav(elm)	{
		var obj = document.getElementById(elm);
		obj.className = "home_bg";
	}
	
function setBgNavNewbern(elm)	{
	var obj = document.getElementById(elm);
	obj.className = "newbern_bg";
}

function setBgNavSmith(elm)	{
	var obj = document.getElementById(elm);
	obj.className = "smith_bg";
}

function setBgNavWil(elm)	{
	var obj = document.getElementById(elm);
	obj.className = "wil_bg";
}