function AjoutFavoris()
{   
   if ( navigator.appName.substring(0,9) == "Microsoft" )
   {
     window.external.AddFavorite("http://www.pixelium.fr","Pixelium" );
   }
   else
   {
     window.sidebar.addPanel("Pixelium","http://www.pixelium.fr","favorites");
   }
}