code: function accordionOpen(object) {
          $panel_headers = $this.find('> li > .collapsible-header');
          if (object.hasClass('active')) {
            object.parent().addClass('active');
          }
          else {
            object.parent().removeClass('active');
          }
          if (object.parent().hasClass('active')){
            object.siblings('.collapsible-body').stop(true,false).slideDown({ duration: 350, easing: "easeOutQuart", queue: false, complete: function() {$(this).css('height', '');}});
          }
          else{
            object.siblings('.collapsible-body').stop(true,false).slideUp({ duration: 350, easing: "easeOutQuart", queue: false, complete: function() {$(this).css('height', '');}});
          }
  
          $panel_headers.not(object).removeClass('active').parent().removeClass('active');
  
          // Close previously open accordion elements.
          $panel_headers.not(object).parent().children('.collapsible-body').stop(true,false).each(function() {
            if ($(this).is(':visible')) {
              $(this).slideUp({
                duration: 350,
                easing: "easeOutQuart",
                queue: false,
                complete:
                  function() {
                    $(this).css('height', '');
                    execCallbacks($(this).siblings('.collapsible-header'));
                  }
              });
            }
          });
        }
docs: **************
  Helper Functions
  ************** Accordion Open