$(document).ready(function() {
    $("#pisanie_opinii").validate({
      rules: {
        autor: { required: true, minlength: 3 },
        email: { required: true, email: true },
        opinia: { required: true, minlength: 10 }
      },
      messages: {
        autor: { required: '{__TLUMACZ:BLAD_WYMAGANE_POLE}', minlength: '{__TLUMACZ:BLAD_ZA_MALO_ZNAKOW} 3' },
        email: { required: '{__TLUMACZ:BLAD_WYMAGANE_POLE}',  email: '{__TLUMACZ:BLAD_ZLY_EMAIL}' },
        opinia: { required: '{__TLUMACZ:BLAD_WYMAGANE_POLE}', minlength: '{__TLUMACZ:BLAD_ZA_MALO_ZNAKOW} 10' }
      }     
    });
});