code: function (interval, user) {
  		interval = interval || 2000;
  
  		this._user = user || (new Date()).valueOf();
  		this._need_update = false;
  		//this._loader = null;
  		this._update_busy = false;
  
  		this.attachEvent("onAfterUpdate", function (sid, action, tid, xml_node) {
  			this.afterAutoUpdate(sid, action, tid, xml_node);
  		});
  		this.attachEvent("onFullSync", function () {
  			this.fullSync();
  		});
  
  		var self = this;
  		window.setInterval(function () {
  			self.loadUpdate();
  		}, interval);
  	}
docs: /* starts autoupdate mode
  @param interval
  time interval for sending update requests