Administrator / test_1

  $.validator.addMethod("dateNL", function(value, element) {
  	return this.optional(element) || /^(0?[1-9]|[12]\d|3[01])[\.\/\-](0?[1-9]|1[012])[\.\/\-]([12]\d)?(\d\d)$/.test(value);
  }, $.validator.messages.date);