geecalmap.js

$('#coverinner').on(
  {
  'focus': function(event) {
    $(this).autocomplete({
      minLength: 3,
      source: function(req, res){
        $.ajax({
          url: 'https://maps.googleapis.com/maps/api/place/autocomplete/json',
          data: {
            input: req.term,
            sensor: false,
            key: 'GET YOUR API KEY AT https://code.google.com/apis/console/'
          },
          success: function(data, textStatus, jqXHR){
            res($.map(data.predictions, function(el, k){
              return el.description;
            }))
          },
          error: function(jqXHR, textStatus, errorThrown){
            console.log(errorThrown);
          }
        });
      }
    });
  },
  'blur': function(event) {
    $(this).autocomplete('destroy');
  }
},
'input[aria-labelledby$=location-label]'
);