// JavaScript Document
<!--
var selectedMenu = 0;

function expandMenu(numSubMenu){
  if (selectedMenu != 0 && selectedMenu != numSubMenu){
     document.getElementById('subMenu_' + selectedMenu).style.display = 'none';
  }
  var subMenu = document.getElementById('subMenu_' + numSubMenu);
  if (!subMenu) return false;
  subMenu.style.display = (subMenu.style.display == 'none') ? 'block' : 'none';
  selectedMenu = numSubMenu;
  return true;
}
-->