$(document).ready(function() {

    $("form").each(function(i) {
        var required = $(this).find("input[name='required']");

        if (required) {

            $(this).validate();
            if ($(required).val() != null) {
                var fields = $(required).val().split('|');

                for (var i = 0; i < fields.length; i++) {
                    var obj = $("[name='" + fields[i] + "']");
                    obj.addClass('required');
                }
            }

        }
     });
});