docs: function(type, handler, one) {
  			var sig = this.spirit.$contextid;
  			if (one) {
  				if (this._global) {
  					gui.Tick.oneGlobal(type, handler);
  				} else {
  					gui.Tick.one(type, handler, sig);
  				}
  			} else {
  				if (this._global) {
  					gui.Tick.addGlobal(type, handler);
  				} else {
  					gui.Tick.add(type, handler, sig);
  				}
  			}
  		}