$('.nav .dropdown-menu').hide();
$('.nav .dropdown-toggle').on('click', function() {
  $('.nav .dropdown-menu').toggle();
});

$('.nav .dropdown-menu').hide();
$('.nav .caret').hide();
$('.nav .dropdown-toggle').each(function() {
  $(this).attr('href', $(this).data('name'));
});

<a href="#" data-name="page.php">Page</a>