(function ($) {

    var defaultOptions = {

        validClass: 'has-success',

        errorClass: 'has-error',

        highlight: function (element, errorClass, validClass) {

            $(element).closest(".form-group")

                .removeClass(validClass)

                .addClass(errorClass);

        },

        unhighlight: function (element, errorClass, validClass) {

            $(element).closest(".form-group")

            .removeClass(errorClass)

            .addClass(validClass);

        }

    };

    $.validator.setDefaults(defaultOptions);

    if ($.validator.unobtrusive) {

        $.validator.unobtrusive.options = {

            errorClass: defaultOptions.errorClass,

            validClass: defaultOptions.validClass

        };

    }

})(jQuery);