$(document).ready(function() {

$("#gallery a[rel=galerie], a[rel=page_images]").fancybox({
  'transitionIn'    : 'elastic',
  'transitionOut'   : 'elastic',
  'titlePosition'   : 'over',
  'titleFormat'   : function(title, currentArray, currentIndex, currentOpts) {
    return '<span id="fancybox-title-over">Obrázek ' + (currentIndex + 1) + ' / ' + currentArray.length + (title.length ? ' &nbsp; ' + title : '') + '</span>';
  }
  });
});