code: function() {
          var deactivated = false;
          if(OpenLayers.Handler.prototype.deactivate.apply(this, arguments)) {
              this.moveLayerBack();
              this.feature = null;
              this.lastFeature = null;
              this.down = null;
              this.up = null;
              this.map.events.un({
                  "removelayer": this.handleMapEvents,
                  "changelayer": this.handleMapEvents,
                  scope: this
              });
              deactivated = true;
          }
          return deactivated;
      }
docs: Method: deactivate
  Turn off the handler.  Returns false if the handler was already active.
  
  Returns:
  {Boolean}