}
					this.clean_node(obj);
					if(s_call) { s_call.call(this); }
					return;
				}

				if(obj && obj !== -1) {
					if(obj.data("jstree_is_loading")) { return; }
					else { obj.data("jstree_is_loading",true); }
				}
				switch(!0) {
					case (!s.data && !s.ajax): throw "Neither data nor ajax settings supplied.";