Buddypress sorting type selection - per Pollycoke

jQuery(document).ready(function () {
    function setCookie(name, value) {
        var exp = new Date();
        exp.setTime(exp.getTime() + (1000 * 60 * 60 * 24 * 30));
        document.cookie = name + "=" + escape(value) + "; path=/" + ((exp == null) ? "" : "; expires=" + exp.toGMTString());
    }

    function getCookie(name) {
        var dc = document.cookie;
        var cname = name + "=";
        if (dc.length > 0) {
            begin = dc.indexOf(cname);
            if (begin != -1) {
                begin += cname.length;
                end = dc.indexOf(";", begin);
                if (end == -1) end = dc.length;
                return unescape(dc.substring(begin, end));
            }
        }
        return null;
    }

    var select = jQuery('<form id="ordering" method="POST" action="">' +
              'Ordina per: <select name="order">' +
                '<option value="date_recorded">data</option>' +
                '<option value="favourites">preferenze</option>' +
                '<option value="comments">commenti</option>' +
              '</select><select name="sort">' +
                '<option value="DESC">▼</option>' +
                '<option value="ASC">▲</option>' +
              '</select>' +
              '<input type="submit" value="✓" />' +
            '</form>');

    //il tasto viene aggiunto a fianco a INFO e RSS
    select.appendTo(jQuery('#content>div>ul:eq(1)'));

    var order = getCookie('order');
    var sort = getCookie('sort');
    if (order){
      setCookie('order', order);
      select.children('select:eq(0)').val(order);
    }else{
      setCookie('order', 'date_recorded');
    }

    if (sort){
      setCookie('sort', sort);
      select.children('select:eq(1)').val(sort);
    }else{
      setCookie('sort', 'DESC');
    }

    select.submit(function(){
      jQuery(this).children('select').each(function(){
    var theSelect = jQuery(this);
    setCookie(theSelect.attr("name"), theSelect.val());
      });
      window.location.reload();
      return false;
    });
});