code: function expandableOpen(object) {
          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', '');}});
          }
        }
docs: Expandable Open