mxGraphModel.prototype.cloneCellImpl=function(a,b,c,d){var e=mxObjectIdentity.get(a),f=b[e];if(null==f&&(f=this.cellCloned(a),b[e]=f,d&&(f.id=a.id),c))for(c=this.getChildCount(a),e=0;e<c;e++){var g=this.cloneCellImpl(this.getChildAt(a,e),b,!0,d);f.insert(g)}return f};mxGraphModel.prototype.cellCloned=function(a){return a.clone()};