- map.dataLayer = new OpenLayers.Layer("<%= I18n.t 'browse.start_rjs.data_layer_name' %>", { "visibility": false });
- map.dataLayer.events.register("visibilitychanged", map.dataLayer, toggleData);
+ map.dataLayer = new OpenLayers.Layer("<%= I18n.t 'browse.start_rjs.data_layer_name' %>", {
+ visibility: false,
+ displayInLayerSwitcher: false
+ });