function addMoteurdeRecherche()
{
 if ((typeof window.external == "object") && ((typeof window.external.AddSearchProvider == "unknown") || (typeof window.external.AddSearchProvider == "function"))) {
    if (((typeof window.external.AddSearchProvider == "unknown") || (window.navigator.vendor == 'Camino'))&& meth == "p") {
      alert("This plugin uses POST which is not currently supported by your browser's implementation of OpenSearch.");
    } else {
      window.external.AddSearchProvider(
        "http://www.bac-facile.fr/plugin/bac-facile.xml");
    }
  } else {
    alert("You will need a browser which supports OpenSearch to install this plugin.");
  }
}