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

function showSubNav(elm)	{
	var obj = document.getElementById(elm);
	if(obj.style.display == 'none' || obj.style.display == '')
		obj.style.display = 'block';
	else
		obj.style.display = 'none';
}