* The pivot group cell is the one that belongs to the columns generated for the top axis dimensions.* The pivot group cell is the one that belongs to the columns generated for the top axis dimensions.* The pivot group cell is the one that belongs to the columns generated for the top axis dimensions.* The pivot total cell is the one that belongs to the columns generated for the top axis dimensions.* The pivot total cell is the one that belongs to the columns generated for the top axis dimensions.* The pivot total cell is the one that belongs to the columns generated for the top axis dimensions.me.fireEvent((item.node.expanded ? 'pivotgroupexpand' : 'pivotgroupcollapse'), me, type, item.node);