// Fix for IE hover menus (from http://alistapart.com/articles/dropdowns, adapted by Adrian Umpleby)
startList = function() {
  if ( document.all && document.getElementById ) {
    navRoot = document.getElementById("mainmenu");
    for (i=0; i<navRoot.childNodes.length; i++) {
      node = navRoot.childNodes[i];
      if (node.nodeName=="SPAN") {
        node.onmouseover=function() {
          this.className+=" over";
        }
        node.onmouseout=function() {
          this.className=this.className.replace(" over", "");
        }
      }
    }
  }
}
window.onload=startList;