snippets from so + backbone tut for a ajax prefilter and a fn to serialize jq object

ajax_prefilter_and_jq_serialize

  $.ajaxPrefilter(function (options, originalOptions, jqXHR) {
    options.url = 'http://backbonejs-beginner.herokuapp.com' + options.url;
  });

  $.fn.serializeObject = function() {
    var o = {};
    var a = this.serializeArray();
    $.each(a, function() {
        if (o[this.name] !== undefined) {
            if (!o[this.name].push) {
                o[this.name] = [o[this.name]];
            }
            o[this.name].push(this.value || '');
        } else {
            o[this.name] = this.value || '';
        }
    });
    return o;
  };