function expand(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);
  td.className = "menuHover";
  if (d != null)
	d.className = "menuHover";
}
function collapse(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);
  td.className = "menuNormal";
  if (d != null)
	d.className = "menuNormal";
}

function expandMain(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);
  //td.className = "menuMainHover";
  if (d != null)
	d.className = "menuHover";
}

function collapseMain(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);
  //td.className = "menuMain";
  if (d != null)
	d.className = "menuNormal";
}