ther it should be displayed on the map. This can be changed later using <code>setFilter</code>.</li><li><code>sanitizer</code>: A function that accepts a string containing tooltip data, and returns a sanitized result for HTML display. The default will remove dangerous script content, and is recommended.</li><li><code>accessToken</code>: Mapbox API access token. Overrides <code><a href="/mapbox.js/api/v2.1.1/l-mapbox-accesstoken">L.mapbox.accessToken</a></code> for this layer.</li><li><code>popupOptions</cod