mxCompactTreeLayout.prototype.findRankHeights=function(a,b){if(null==this.maxRankHeight[b]||this.maxRankHeight[b]<a.height)this.maxRankHeight[b]=a.height;for(a=a.child;null!=a;)this.findRankHeights(a,b+1),a=a.next};mxCompactTreeLayout.prototype.setCellHeights=function(a,b){null!=this.maxRankHeight[b]&&this.maxRankHeight[b]>a.height&&(a.height=this.maxRankHeight[b]);for(a=a.child;null!=a;)this.setCellHeights(a,b+1),a=a.next};