/*
 * FeatureList - simple and easy creation of an interactive "Featured Items" widget
 * Examples and documentation at: http://jqueryglobe.com/article/feature_list/
 * Version: 1.0.0 (01/09/2009)
 * Copyright (c) 2009 jQueryGlobe
 * Licensed under the MIT License: http://en.wikipedia.org/wiki/MIT_License
 * Requires: jQuery v1.3+
*/
;(function($) {
   $.fn.featureList = function(options) {
      var tabs   = $(this);
      var output   = $(options.output);

      new jQuery.featureList(tabs, output, options);

      return this;   
   };

   $.featureList = function(tabs, output, options) {
      function slide(nr) {
         if (typeof nr == "undefined") {
            nr = visible_item + 1;
            nr = nr >= total_items ? 0 : nr;
         }

         tabs.removeClass('current').filter(":eq(" + nr + ")").addClass('current');

         output.stop(true, true).filter(":visible").fadeOut();
         output.filter(":eq(" + nr + ")").fadeIn(function() {
            visible_item = nr;   
         });
      }

      var options = options || {}; 
      var total_items = tabs.length;
      var visible_item = options.start_item || 0;

      options.pause_on_hover = options.pause_on_hover || true;
      options.transition_interval = options.transition_interval || 5000;

      output.hide().eq( visible_item ).show();
      tabs.eq( visible_item ).addClass('current');

      tabs.click(function() {
         if ($(this).hasClass('current')) {
            return false;   
         }
         slide( tabs.index( this) );
      });

      if (options.transition_interval > 0) {
         var timer = setInterval(function () {
            slide();
         }, options.transition_interval);

         if (options.pause_on_hover) {
            tabs.mouseenter(function() {
               clearInterval( timer );

            }).mouseleave(function() {
               clearInterval( timer );
               timer = setInterval(function () {
                  slide();
               }, options.transition_interval);
            });
         }
      }
   };
})(jQuery);