function rolloverLink(event) {
  var e = event || window.event;
  var el = (e.target || e.srcElement);
  el.originalClassName = el.className;
  el.className = 'selectedMenu';
}
function rolloutLink(event) {
  var e = event || window.event;
  var el = (e.target || e.srcElement);
  el.className = '';
}