");n.addClass("required");n.html("*");n.insertAfter($("#VatNumber"));$("#register-button").click(function(){return $("#VatNumber").val()!=""&&$("#VatNumber").val().length>=11&&/^[a-zA-Z0-9]+$/.test($("#VatNumber").val())!=!1?!0:($("#VatNumber").val()==""?alert("Partita IVA obbligatoria!"):($("#VatNumber").val().length<11||/^[a-zA-Z0-9]+$/.test($("#VatNumber").val())==!1)&&alert("Partita IVA non valida!"),!1)})})