function searchBoxFocus(o) {
  if (o.value == "Search site") {
    o.value = "";
  }
}

function rollOver(n) {
  img = "menuitem" + n.toString();
  document.getElementById(img).src = "img/" + img + "_over.jpg";
}

function rollOut(n) {
  img = "menuitem" + n.toString();
  document.getElementById(img).src = "img/" + img + ".jpg";
}