jQuery(document).ready(function($) {
    // We only want these styles applied when javascript is enabled
    $('div.content').css('display', 'block');

    // Initially set opacity on thumbs and add
    // additional styling for hover effect on thumbs
    var onMouseOutOpacity = 0.67;
    $('#thumbs ul.thumbs li, div.navigation a.pageLink').opacityrollover({
        mouseOutOpacity: onMouseOutOpacity,
        mouseOverOpacity: 1.0,
        fadeSpeed: 'fast',
        exemptionSelector: '.selected'
    });

    // Initialize Advanced Galleriffic Gallery
    var gallery = $('#thumbs').galleriffic({
        delay: 5000,
        numThumbs: 5,
        preloadAhead: 5,
        enableTopPager: false,
        enableBottomPager: false,
        imageContainerSel: '#slideshow',
        controlsContainerSel: '#controls',
        captionContainerSel: '#caption',
        loadingContainerSel: '#loading',
        renderSSControls: true,
        renderNavControls: true,
        playLinkText: 'Play Slideshow',
        pauseLinkText: 'Pause Slideshow',
        prevLinkText: '‹ Previous Photo',
        nextLinkText: 'Next Photo ›',
        nextPageLinkText: 'Next ›',
        prevPageLinkText: '‹ Prev',
        enableHistory: true,
        autoStart: true,
        syncTransitions: true,
        defaultTransitionDuration: 900,
        onSlideChange: function(prevIndex, nextIndex) {
            // 'this' refers to the gallery, which is an extension of $('#thumbs')
            this.find('ul.thumbs').children()
					.eq(prevIndex).fadeTo('fast', onMouseOutOpacity).end()
					.eq(nextIndex).fadeTo('fast', 1.0);

            // Update the photo index display
            this.$captionContainer.find('div.photo-index')
					.html('Photo ' + (nextIndex + 1) + ' of ' + this.data.length);
        },
        onPageTransitionOut: function(callback) {
            this.fadeTo('fast', 0.0, callback);
        },
        onPageTransitionIn: function() {
            var prevPageLink = this.find('a.prev').css('visibility', 'hidden');
            var nextPageLink = this.find('a.next').css('visibility', 'hidden');

            // Show appropriate next / prev page links
            if (this.displayedPage > 0)
                prevPageLink.css('visibility', 'visible');

            var lastPage = this.getNumPages() - 1;
            if (this.displayedPage < lastPage)
                nextPageLink.css('visibility', 'visible');

            this.fadeTo('fast', 1.0);
        }
    });

    /**************** Event handlers for custom next / prev page links **********************/

    gallery.find('a.prev').click(function(e) {
        gallery.previousPage();
        e.preventDefault();
    });

    gallery.find('a.next').click(function(e) {
        gallery.nextPage();
        e.preventDefault();
    });

});