function hilite_menu(itemname) {
  if (itemname != '') {
    var o = new getObj((itemname))
	
	if (o.obj) {
	  o.obj.className = o.obj.className + 'Hi'
	}
  }
}

function hilite_sub_menu(imgname)
{
    var newimg
	var mainloc = document.location.href
    var fname = imgname
	var sepPos = fname.indexOf('*')
    if (sepPos != -1) {
	  fname = fname.substring(0,sepPos)
	}
    newimg = "graphics/buttons/sub_menu/" + fname + "_hi.gif";
    if (document["buttons/sub_menu/" + imgname]) {
      var main_menu_currntimg = document["buttons/sub_menu/" + imgname].src;
      if (main_menu_currntimg.indexOf(newimg) == -1) {
        document["buttons/sub_menu/" + imgname].src = path_modifier + newimg;
      }
    }
}