function rollover(id, src)
{
	if (src == null) src = id;
	document.getElementById(id).src = '/images/utility/' + src + '-over.gif?m=jun2010';
}

function rollout(id, src)
{
	if (src == null) src = id;
	document.getElementById(id).src = '/images/utility/' + src + '.gif?m=jun2010';
}