anchor.diff:  	return val;
   });
   
  -var activeNode = {
  -	myid: null,
  -	type: null
  -};
  +var activeNode = null;
  +//{
  +//	myid: null,
  +//	type: null,
  +//	pid: null
  +//};
   
   Ext.require([
   	'Ext.layout.container.*',
  
positive.code: 	if (d!=root)
  		d.pid = d.parent.myid; */
  
  	if (d.myid !== activeNode.myid || d.type !== activeNode.type) {
  		
  		var seen = [];
  		var dstr = JSON.stringify(d, function (key, val) {
  			if (key == "parent" || key == "children") { //don't stringify the parent/children nodes
  
negative.code: 
  	// store the parent's id in everynode
  	nodes.forEach(function (d) {
  		d.pid = d!==root ? d.parent.myid : -1;
  	});
  }
  
  