function up(obj)
{
	if(obj == null) obj = this
	obj.className="buttonsOver";
}
function dn(obj)
{
	if(obj == null) obj = this
	obj.className="buttonsDown";
}
function out(obj)
{
	if(obj == null) obj = this
	obj.className="buttonsOut";
}

function itemUp(obj)
{
	obj.style.border="2px outset";
}
function itemDn(obj)
{
	obj.style.border="2px inset";
}