anchor.diff:                 var evt = document.createEventObject();
                  this.click();
              }
  +        },
  +        cookies : {
  +          set : function (cname, cvalue, exdays) {
  +            var d = new Date();
  +            d.setTime(d.getTime() + (exdays*24*60*60*1000));
  +            var expires = "expires="+d.toUTCString();
  +            document.cookie = cname + "=" + cvalue + "; " + expires;
  +          },
  +          get : function (cname) {
  +            var name = cname + "=";
  +            var ca = document.cookie.split(';');
  +            for(var i = 0; i < ca.length; i++) {
  +              var c = ca[i];
  +              while (c.charAt(0) == ' ') {
  +                c = c.substring(1);
  +              }
  +              if (c.indexOf(name) == 0) {
  +                return c.substring(name.length, c.length);
  +              }
  +            }
  +            return "";
  +          }
           }
         },
         /**
  
positive.code:                       });
                    });
                }
            }
        },
        /**
  
negative.code:                 $childList[listAction]('visuallyhidden');
                  $branch[branchAction]('open')
                      .attr('title',  titleTxt[action]);
  
                  GOVUK.tariff.tree.openCloseCookie(action);
                };
  
  
                setMembers = function ($branchNode) {
                    var defaultTitle,
  