function img_hilite_menu(imgname)
{
    newimg = "graphics/buttons/top_menu/" + imgname + "_hi.gif";
    if (document["top_menu/" + imgname]) {
      var main_menu_currntimg = document["top_menu/" + imgname].src;
      if (main_menu_currntimg.indexOf(newimg) == -1) {
        document["top_menu/" + imgname].src = path_modifier + newimg;
		hilite_menu(imgname);
      }
    }
}

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