function setmenustatus(m)
{
  var mname = getElementByID(m);
  mname.style.visibility = "hidden";
}

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

  td.className = "menuHover";
  d.className = "menuHover";
  d.style.visibility = "visible";
}

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

  td.className = "menuNormal";
  d.className = "menuNormal";
  d.style.visibility = "hidden";
}