var MenuSubElement = null;

function MenuSubShow(td, sub) {
  if(MenuSubElement != null)
	MenuSubElement.style.display = "none";

  if(MenuDefault != "") {
	try {
	  eval("MenuSub_" + MenuDefault).style.display = "none";
	} catch(e) {
	}
  }

  try {
	td.className = "Menu_active";
  } catch(e) {
  }

  MenuSubElement = sub;

  if(MenuSubElement != null)
	MenuSubElement.style.display = "block";
}

function MenuSubHide(td, sub) {
  try {
	td.className = "Menu";
  } catch(e) {
  }
}

function SubMenuDefault() {
  if(!MENU.contains(window.event.toElement)) {
	if(MenuSubElement != null)
	  MenuSubElement.style.display = "none";

	if(MenuDefault != "") {
	  try {
		eval("MenuSub_" + MenuDefault).style.display = "block";
	  } catch(e) {
	  }
	}
  }
}