var viewbox = map.getBounds().toBBoxString(); // <sw lon>,<sw lat>,<ne lon>,<ne lat>
var geocodeUrl = OSM.NOMINATIM_URL + "search?q=" + encodeURIComponent(endpoint.value) + "&format=json&viewbox=" + viewbox;
var viewbox = map.getBounds().toBBoxString(); // <sw lon>,<sw lat>,<ne lon>,<ne lat>
var geocodeUrl = OSM.NOMINATIM_URL + "search?q=" + encodeURIComponent(endpoint.value) + "&format=json&viewbox=" + viewbox;