function pageset(x)
{
	if (x != 0)
	{
		document.getElementById('navlink'+x).className='navhighlight';
	}
}

function roll(a, b)
{
	if(a == "on")
	{
		document.getElementById(b).style.display="block";
	}
	else
	{
		document.getElementById(b).style.display="none";
	}
}

function rolli(r, s)
{
	document.getElementById(r).style.backgroundImage="url("+s+")";
}

function autoheight()
{
	var wrapperheight = document.getElementById('body').offsetHeight + 332;
	var footertop = wrapperheight - 56;
	document.getElementById('wrapper').style.height = wrapperheight + 'px';
	document.getElementById('footer').style.top = footertop + 'px';
}