$(document).ready(function() {
  
  function getFileName(path) {
      return path.match(/[-_\w]+[.][\w]+$/i)[0];
  }
  
  $('#screenshots').cycle({ 
      fx:     'scrollRight', 
      speed:  500, 
      timeout: 0, 
      pager:  '#tabs',
      pagerAnchorBuilder: function(idx, slide) { 
        if(getFileName(slide.src) == "sudoku-ipad-cover.jpg"){
          name = "cover";
        } else if (getFileName(slide.src) == "sudoku-gameplay.jpg"){
          name = "gameplay"; 
        } else if (getFileName(slide.src) == "sudoku-effects.jpg"){
          name = "effects"; 
        } else {
          name = "record";
        }

        return '<li id="' + name + '"><a href="#">' + name + '</a></li>';
      }
  });
});