jQuery(document).ready(function($){
$('#pickup_location_field').selectmenu();
setTimeout(function(){
$('#pickup_location_field-button')
.attr('aria-labelledby', 'pickup_location_label')
.attr('aria-label', 'Pickup location');
}, 100);
$('#return_location_field').selectmenu();
setTimeout(function(){
$('#return_location_field-button')
.attr('aria-labelledby', 'return_location_label')
.attr('aria-label', 'Return location');
}, 100);
});