gistfile1.txt

<!--Блок с описанием пака-->
<div class="b-list-describe">                                
        <div class="b-describe-package hide" s18n data-package="Basic">
            Period Basic
        </div>
        <div class="b-describe-package hide" s18n data-package="Standart">
            Period Standart
        </div>
        <div class="b-describe-package hide" s18n data-package="Optimal">
            Period Optimal
        </div>
        <div class="b-describe-package hide" s18n data-package="Expert">
            Period Expert
        </div>
        <div class="b-describe-package hide" s18n data-package="Unreal">
            Period Unreal
        </div>
        <div class="b-describe-package hide" s18n data-package="Epic">
            Period Epic
        </div>
</div>
<!--Скрипт для описание пака-->
<script>
    $('#packages').change(function(e) {
        var $sel = $(e.target), type = $sel.val();
        $( ".b-describe-package" ).each(function(idx, elem){                
            var display = type == $(elem).data("package");
            $(this).toggle( display );
        });
    })
</script>