function imgChange(selfimage, t)
  {
    if (image = document.getElementById('img-large'))
    {
      var originalSource = new String(selfimage.src);
      //var re = new RegExp('^http://(.*?)/(.*)/([0-9]+)-([0-9]+)-(.*)\.jpg$');
      var re = new RegExp('^(http://.*)-nahled(.*)\.(jpg|JPG)$');
      //var newSource = originalSource.replace(re, 'http://$1/' + id + '-' + key + '-$4.jpg');
      if (t > 0)
      {
        var newSource = originalSource.replace(re, '$1$2\.$3');
      }
      else
      {
        var newSource = originalSource.replace(re, '$1$2-image\.$3');
      }

      image.src = newSource;
    }
  }