// Transform selectbox to dropdowns
        $('select.pm-form-select').each(function() {
            if (typeof $(this).data('customized') === 'undefined') {
                $(this).data('customized', 'true');

                var sb = new SelectBox({
                    selectbox: $(this),
                    customScrollbar: true,
                    height: 250,
                    changeCallback: function() {
                        //
                    }
                });
            }
        });