$(document).ready(function() {
  
  $('a#enable_nav_ordering').click(function() {
    $('#footer ul').sortable({placeholder: "nav_sort_placeholder", opacity: 0.5, distance: 1});
    $('#howto_reorder').show();
    $('a#save_nav_order').show();
    $(this).hide();
    return false;
  });
  
  $('a#save_nav_order').click(function() {
    var post_data = "";
    $('#footer ul').each(function(index) {
      post_data += $(this).sortable('serialize');
      post_data += "&";
    });
    $.post('/admin/navigation/reorder',
      post_data,
      function() {
        $("#footer ul").sortable("destroy");
        $('a#save_nav_order').hide();
        $('#howto_reorder').hide();
        $('a#enable_nav_ordering').show()
      }
    );
    $("#loading").ajaxStart(function() {
      $(this).show();
    });
    $("#loading").ajaxComplete(function() {
      $(this).hide();
    });
    return false;
  });
  
});