jQuery(document).ready(function($){
  // set up the options to be used for jqDock...
  var dockOptions =
    { align: 'middle' // horizontal menu, with expansion UP/DOWN from the middle
    , labels: 'tr' // add labels (override the 'tl' default)
    };
  // ...and apply...
  $('#sml').jqDock(dockOptions);
});