var dns = "wanadoo.fr" ;
    var pre = "alunavacances" ;
    var objet = "Camping aluna Vacances **** (Ruoms - 07)" ;
	var chez = String.fromCharCode(64);
    document.write ("<a href='mailto:" + pre + chez + dns + "?Subject=" + objet +"'>" + pre + chez + dns + "</a>");