function errorMsg()
{
  alert("Netscape 6 or Mozilla is needed to install a sherlock plugin");
}
function addEngine(name,ext,cat)
{
  if ((typeof window.sidebar == "object") && (typeof
  window.sidebar.addSearchEngine == "function"))
  {
    cat="Weblogs";
    cat=prompt('In what category should this engine be installed?','Weblogs')
    window.sidebar.addSearchEngine(
      "http://www.benmeadowcroft.com/me/archive/2003/marchfiles/"+name+".src",
      "http://www.benmeadowcroft.com/me/archive/2003/marchfiles/"+name+"."+ext,
      name,
      cat );
  }
  else
  {
    errorMsg();
  }
}