var timer;
var pTimer;
function expand(s)
{
	var td = s;
	var d = td.getElementsByTagName("div").item(0);

	td.className = "menuHover";
	d.className = "menuHover";
}

function expandPort()
{
	document.getElementById("sub").style.display = 'block';
}

function collapse(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);

  td.className = "menuNormal";
  d.className = "menuNormal";
}

function collapseSub()
{
	document.getElementById("sub").style.display = 'none';
}

function collapsePort()
{
	document.getElementById("port").style.display = 'none';
}

function setTimer(d) {
  if (timer) clearTimeout(timer);
  timer = setTimeout('collapseSub()',d);
}

function setTimerC(d) {
  if (pTimer) clearTimeout(pTimer);
  pTimer = setTimeout('collapsePort',d);
}