function setCookie(key, value) {
  document.cookie = key+'='+escape(value)+'; path=/';
}

function setMenuCookies(expanded, selected) {
  setCookie("menu_expanded",expanded);
  setCookie("menu_selected",selected);
}

sfHover = function() {
  var sfEls = document.getElementById("menu_container").getElementsByTagName("li");
  for (var i=0; i<sfEls.length; i++) {
    sfEls[i].onmouseover=function() {
      this.className+=" sfhover";
    }
    sfEls[i].onmouseout=function() {
      this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
      this.className=this.className.replace(new RegExp(" sfhover"), "");
    }
  }
}
if (window.attachEvent) {
  window.attachEvent("onload", sfHover);
}