text: module.exports = function(f, layer) {
    layer.bindPopup(
      '<strong>SRS:</strong>&nbsp;' + f.properties._gnt.srs +
      '<br/><strong>Definition:</strong><blockquote class="feature-def">' +
      f.properties._gnt.def.substring(0, 160) +
      '</blockquote>'
    );
  };
  