jQuery(document).ready(function(){

  
    $('a.trigger_overlay').overlay();  
    //jQuery("ul#top_nav_bar").superfish();
    
    jQuery("#main-search").autocomplete(tags, {
      multiple: false,
      mustMatch: true,
      autoFill: false,
      selectFirst: false
    });

    var options = { 
    //target:        '#learning_path',   //target element(s) to be updated with server response 
      beforeSubmit:  showRequest,  // pre-submit callback 
      success:       showResponse,  // post-submit callback 
      dataType: 'json'
      };

      //$('#searchform').ajaxForm(options); 
      //$('#searchform').click(function(){
      //  alert('/videotutorials/' + this.value);
      //}); 

    function showRequest(formData, jqForm, options) {
      var queryString = $.param(formData); 
      $('#ajaxSearchBusy').show();
      return true; 
    }

    function showResponse(responseText, statusText){ 
      $('#ajaxSearchBusy').hide();
      $("#searchResults").replaceWith(responseText['doc']);
    }
});