jQuery(function($) {

    $('ul.imageSlideshow').galleria({
      history: true, // activates the history object for bookmarking, back-button etc.
      clickNext: true, // helper for making the image clickable
      insert: '#main_image', // the containing selector for our main image
      onImage: function(image, caption, thumb) { // let's add some image effects for demonstration purposes

        // fade in the image & caption
        image.css('display', 'none').fadeIn(1000);

        // fetch the thumbnail container
        var _li = thumb.parents('li');

        // fade out inactive thumbnail
        _li.siblings().children('img.selected').fadeTo(500, 0.3);

        // fade in active thumbnail
        thumb.fadeTo('fast', 1).addClass('selected');

        // add a title for the clickable image
        image.attr('title', 'Next image >>');
      },
      onThumb: function(thumb) { // thumbnail effects goes here

        // fetch the thumbnail container
        var _li = thumb.parents('li');

        // if thumbnail is active, fade all the way.
        var _fadeTo = _li.is('.active') ? '1' : '0.3';

        // fade in the thumbnail when finnished loading
        thumb.css({ display: 'none', opacity: _fadeTo }).fadeIn(1500);

        // hover effects
        thumb.hover(
					function() { thumb.fadeTo('fast', 1); },
					function() { _li.not('.active').children('img').fadeTo('fast', 0.3); } // don't fade out if the parent is active
				)
      }
    });
  });