function addEngine(name,ext,cat,pid)
{
  if ((typeof window.sidebar == "object") && (typeof window.sidebar.addSearchEngine == "function")) {
    window.sidebar.addSearchEngine(
      "http://www.aniwood.org/" + name + ".src",
      "http://www.aniwood.org/" + name + "."+ ext, name, cat );
  } else {
    alert("You will need a Mozilla based browser to install a search plugin.");
  }
}