/* Subsite Navigation expandable menu */
function expand(x) {
  x.getElementsByTagName('ul') [0].style.display = "block";
  x.getElementsByTagName('img') [0].style.display = "none";
  x.getElementsByTagName('img') [1].style.display = "inline";
}
function collapse(x) {
  x.getElementsByTagName('ul') [0].style.display = "none";
  x.getElementsByTagName('img') [0].style.display = "inline";
  x.getElementsByTagName('img') [1].style.display = "none";
}
function level1hover(x) {
  x.getElementsByTagName('a')[0].style.color = "#ffffff";
  x.style.backgroundColor = "#000000";
}
function level1hoveroff(x) {
  x.getElementsByTagName('a')[0].style.color = "";
  x.style.backgroundColor = "";
}