anchor.diff:  									return saved;
   								}
   							}else{
  +								try{
  +									pooled = JSON.parse(pooled);
  +								}catch(e){}
   								return pooled;
   							}
   						},
  
positive.code: 					save_s['save_'+history_counter] = stringified;
  					MY_STORAGE
  						.transaction()
  						.replace('save_s', JSON.stringify(save_s))
  						.commit();
  					init_save_history();
  				});
  
negative.code: 					var child_tree = get_child_tree_select_dom(mother_id);
  					var stringified = child_tree.stringify_child_s();
  					el_saved_serialized.val(stringified);
  					var save_s = MY_STORAGE.select('save_s');
  					save_s = save_s == null ? {} : save_s;
  						++history_counter;
  					var tmp_counter = 0;
  