/* ------------------------------------------------------------------------
	Class: prettyPhoto
	Use: Lightbox clone for jQuery
	Author: Stephane Caron (http://www.no-margin-for-errors.com)
	Version: 3.1.3
------------------------------------------------------------------------- */

(function($){$.prettyPhoto={version:'3.1.3'};$.fn.prettyPhoto=function(pp_settings){pp_settings=jQuery.extend({animation_speed:'fast',slideshow:5000,autoplay_slideshow:false,opacity:0.80,show_title:true,allow_resize:true,default_width:500,default_height:344,counter_separator_label:'/',theme:'pp_default',horizontal_padding:20,hideflash:false,wmode:'opaque',autoplay:true,modal:false,deeplinking:true,overlay_gallery:true,keyboard_shortcuts:false,changepicturecallback:function(){},callback:function(){},ie6_fallback:true,markup:'<div class="pp_pic_holder"> \
      <div class="ppt">&nbsp;</div> \
      <div class="pp_top"> \
       <div class="pp_left"></div> \
       <div class="pp_middle"></div> \
       <div class="pp_right"></div> \
      </div> \
      <div class="pp_content_container"> \
       <div class="pp_left"> \
       <div class="pp_right"> \
        <div class="pp_content"> \
         <div class="pp_loaderIcon"></div> \
         <div class="pp_fade"> \
          <a href="#" class="pp_expand" title="Expand the image">Expand</a> \
          <div class="pp_hoverContainer"> \
           <a class="pp_next" href="#">next</a> \
           <a class="pp_previous" href="#">previous</a> \
          </div> \
          <div id="pp_full_res"></div> \
          <div class="pp_details"> \
           <p class="pp_description"></p> \
           <a class="pp_close" href="#">Close</a> \
          </div> \
         </div> \
        </div> \
       </div> \
       </div> \
      </div> \
      <div class="pp_bottom"> \
       <div class="pp_left"></div> \
       <div class="pp_middle"></div> \
       <div class="pp_right"></div> \
      </div> \
     </div> \
     <div class="pp_overlay"></div>',gallery_markup:'<div class="pp_gallery"> \
        <a href="#" class="pp_arrow_previous">Previous</a> \
        <div> \
         <ul> \
          {gallery} \
         </ul> \
        </div> \
        <a href="#" class="pp_arrow_next">Next</a> \
       </div>',image_markup:'<img id="fullResImage" src="{path}" />',flash_markup:'<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="{width}" height="{height}"><param name="wmode" value="{wmode}" /><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="{path}" /><embed src="{path}" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="{width}" height="{height}" wmode="{wmode}"></embed></object>',quicktime_markup:'<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" height="{height}" width="{width}"><param name="src" value="{path}"><param name="autoplay" value="{autoplay}"><param name="type" value="video/quicktime"><embed src="{path}" height="{height}" width="{width}" autoplay="{autoplay}" type="video/quicktime" pluginspage="http://www.apple.com/quicktime/download/"></embed></object>',iframe_markup:'<iframe src ="{path}" width="{width}" height="{height}" frameborder="no"></iframe>',inline_markup:'<div class="pp_inline">{content}</div>',custom_markup:'',social_tools:'<div class="twitter"><a href="http://twitter.com/share" class="twitter-share-button" data-count="none">Tweet</a><script type="text/javascript" src="http://platform.twitter.com/widgets.js"></script></div><div class="facebook"><iframe src="http://www.facebook.com/plugins/like.php?locale=en_US&href={location_href}&amp;layout=button_count&amp;show_faces=true&amp;width=500&amp;action=like&amp;font&amp;colorscheme=light&amp;height=23" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:500px; height:23px;" allowTransparency="true"></iframe></div>'},pp_settings);var matchedObjects = this,
    percentBased = false,
    pp_dimensions, pp_open, pp_contentHeight, pp_contentWidth, pp_containerHeight, pp_containerWidth, windowHeight = $(window).height(),
    windowWidth = $(window).width(),
    pp_slideshow;
doresize = true, scroll_pos = _get_scroll();
$(window).unbind('resize.prettyphoto').bind('resize.prettyphoto', function () {
    _center_overlay();
    _resize_overlay();
});
if (pp_settings.keyboard_shortcuts) {
    $(document).unbind('keydown.prettyphoto').bind('keydown.prettyphoto', function (e) {
        if (typeof $pp_pic_holder != 'undefined') {
            if ($pp_pic_holder.is(':visible')) {
                switch (e.keyCode) {
                case 37:
                    $.prettyPhoto.changePage('previous');
                    e.preventDefault();
                    break;
                case 39:
                    $.prettyPhoto.changePage('next');
                    e.preventDefault();
                    break;
                case 27:
                    if (!settings.modal) $.prettyPhoto.close();
                    e.preventDefault();
                    break;
                };
            };
        };
    });
};
$.prettyPhoto.initialize = function () {
    settings = pp_settings;
    if (settings.theme == 'pp_default') settings.horizontal_padding = 16;
    if (settings.ie6_fallback && $.browser.msie && parseInt($.browser.version) == 6) settings.theme = "light_square";
    theRel = $(this).attr('rel');
    galleryRegExp = /\[(?:.*)\]/;
    isSet = (galleryRegExp.exec(theRel)) ? true : false;
    pp_images = (isSet) ? jQuery.map(matchedObjects, function (n, i) {
        if ($(n).attr('rel').indexOf(theRel) != -1) return $(n).attr('href');
    }) : $.makeArray($(this).attr('href'));
    pp_titles = (isSet) ? jQuery.map(matchedObjects, function (n, i) {
        if ($(n).attr('rel').indexOf(theRel) != -1) return ($(n).find('img').attr('alt')) ? $(n).find('img').attr('alt') : "";
    }) : $.makeArray($(this).find('img').attr('alt'));
    pp_descriptions = (isSet) ? jQuery.map(matchedObjects, function (n, i) {
        if ($(n).attr('rel').indexOf(theRel) != -1) return ($(n).attr('title')) ? $(n).attr('title') : "";
    }) : $.makeArray($(this).attr('title'));
    if (pp_images.length > 30) settings.overlay_gallery = false;
    set_position = jQuery.inArray($(this).attr('href'), pp_images);
    rel_index = (isSet) ? set_position : $("a[rel^='" + theRel + "']").index($(this));
    _build_overlay(this);
    if (settings.allow_resize) $(window).bind('scroll.prettyphoto', function () {
        _center_overlay();
    });
    $.prettyPhoto.open();
    return false;
}
$.prettyPhoto.open = function (event) {
    if (typeof settings == "undefined") {
        settings = pp_settings;
        if ($.browser.msie && $.browser.version == 6) settings.theme = "light_square";
        pp_images = $.makeArray(arguments[0]);
        pp_titles = (arguments[1]) ? $.makeArray(arguments[1]) : $.makeArray("");
        pp_descriptions = (arguments[2]) ? $.makeArray(arguments[2]) : $.makeArray("");
        isSet = (pp_images.length > 1) ? true : false;
        set_position = 0;
        _build_overlay(event.target);
    }
    if ($.browser.msie && $.browser.version == 6) $('select').css('visibility', 'hidden');
    if (settings.hideflash) $('object,embed,iframe[src*=youtube],iframe[src*=vimeo]').css('visibility', 'hidden');
    _checkPosition($(pp_images).size());
    $('.pp_loaderIcon').show();
    if (settings.deeplinking) setHashtag();
    if (settings.social_tools) {
        facebook_like_link = settings.social_tools.replace('{location_href}', encodeURIComponent(location.href));
        $pp_pic_holder.find('.pp_social').html(facebook_like_link);
    }
    if ($ppt.is(':hidden')) $ppt.css('opacity', 0).show();
    $pp_overlay.show().fadeTo(settings.animation_speed, settings.opacity);
    $pp_pic_holder.find('.currentTextHolder').text((set_position + 1) + settings.counter_separator_label + $(pp_images).size());
    if (pp_descriptions[set_position] != "") {
        $pp_pic_holder.find('.pp_description').show().html(unescape(pp_descriptions[set_position]));
    } else {
        $pp_pic_holder.find('.pp_description').hide();
    }
    movie_width = (parseFloat(getParam('width', pp_images[set_position]))) ? getParam('width', pp_images[set_position]) : settings.default_width.toString();
    movie_height = (parseFloat(getParam('height', pp_images[set_position]))) ? getParam('height', pp_images[set_position]) : settings.default_height.toString();
    percentBased = false;
    if (movie_height.indexOf('%') != -1) {
        movie_height = parseFloat(($(window).height() * parseFloat(movie_height) / 100) - 150);
        percentBased = true;
    }
    if (movie_width.indexOf('%') != -1) {
        movie_width = parseFloat(($(window).width() * parseFloat(movie_width) / 100) - 150);
        percentBased = true;
    }
    $pp_pic_holder.fadeIn(function () {
        (settings.show_title && pp_titles[set_position] != "" && typeof pp_titles[set_position] != "undefined") ? $ppt.html(unescape(pp_titles[set_position])) : $ppt.html('&nbsp;');
        imgPreloader = "";
        skipInjection = false;
        switch (_getFileType(pp_images[set_position])) {
        case 'image':
            imgPreloader = new Image();
            nextImage = new Image();
            if (isSet && set_position < $(pp_images).size() - 1) nextImage.src = pp_images[set_position + 1];
            prevImage = new Image();
            if (isSet && pp_images[set_position - 1]) prevImage.src = pp_images[set_position - 1];
            $pp_pic_holder.find('#pp_full_res')[0].innerHTML = settings.image_markup.replace(/{path}/g, pp_images[set_position]);
            imgPreloader.onload = function () {
                pp_dimensions = _fitToViewport(imgPreloader.width, imgPreloader.height);
                _showContent();
            };
            imgPreloader.onerror = function () {
                alert('Image cannot be loaded. Make sure the path is correct and image exist.');
                $.prettyPhoto.close();
            };
            imgPreloader.src = pp_images[set_position];
            break;
        case 'youtube':
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            movie_id = getParam('v', pp_images[set_position]);
            if (movie_id == "") {
                movie_id = pp_images[set_position].split('youtu.be/');
                movie_id = movie_id[1];
                if (movie_id.indexOf('?') > 0) movie_id = movie_id.substr(0, movie_id.indexOf('?'));
                if (movie_id.indexOf('&') > 0) movie_id = movie_id.substr(0, movie_id.indexOf('&'));
            }
            movie = 'http://www.youtube.com/embed/' + movie_id;
            (getParam('rel', pp_images[set_position])) ? movie += "?rel=" + getParam('rel', pp_images[set_position]) : movie += "?rel=1";
            if (settings.autoplay) movie += "&autoplay=1";
            toInject = settings.iframe_markup.replace(/{width}/g, pp_dimensions['width']).replace(/{height}/g, pp_dimensions['height']).replace(/{wmode}/g, settings.wmode).replace(/{path}/g, movie);
            break;
        case 'vimeo':
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            movie_id = pp_images[set_position];
            var regExp = /http:\/\/(www\.)?vimeo.com\/(\d+)/;
            var match = movie_id.match(regExp);
            movie = 'http://player.vimeo.com/video/' + match[2] + '?title=0&amp;byline=0&amp;portrait=0';
            if (settings.autoplay) movie += "&autoplay=1;";
            vimeo_width = pp_dimensions['width'] + '/embed/?moog_width=' + pp_dimensions['width'];
            toInject = settings.iframe_markup.replace(/{width}/g, vimeo_width).replace(/{height}/g, pp_dimensions['height']).replace(/{path}/g, movie);
            break;
        case 'quicktime':
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            pp_dimensions['height'] += 15;
            pp_dimensions['contentHeight'] += 15;
            pp_dimensions['containerHeight'] += 15;
            toInject = settings.quicktime_markup.replace(/{width}/g, pp_dimensions['width']).replace(/{height}/g, pp_dimensions['height']).replace(/{wmode}/g, settings.wmode).replace(/{path}/g, pp_images[set_position]).replace(/{autoplay}/g, settings.autoplay);
            break;
        case 'flash':
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            flash_vars = pp_images[set_position];
            flash_vars = flash_vars.substring(pp_images[set_position].indexOf('flashvars') + 10, pp_images[set_position].length);
            filename = pp_images[set_position];
            filename = filename.substring(0, filename.indexOf('?'));
            toInject = settings.flash_markup.replace(/{width}/g, pp_dimensions['width']).replace(/{height}/g, pp_dimensions['height']).replace(/{wmode}/g, settings.wmode).replace(/{path}/g, filename + '?' + flash_vars);
            break;
        case 'iframe':
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            frame_url = pp_images[set_position];
            frame_url = frame_url.substr(0, frame_url.indexOf('iframe') - 1);
            toInject = settings.iframe_markup.replace(/{width}/g, pp_dimensions['width']).replace(/{height}/g, pp_dimensions['height']).replace(/{path}/g, frame_url);
            break;
        case 'ajax':
            doresize = false;
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            doresize = true;
            skipInjection = true;
            $.get(pp_images[set_position], function (responseHTML) {
                toInject = settings.inline_markup.replace(/{content}/g, responseHTML);
                $pp_pic_holder.find('#pp_full_res')[0].innerHTML = toInject;
                _showContent();
            });
            break;
        case 'custom':
            pp_dimensions = _fitToViewport(movie_width, movie_height);
            toInject = settings.custom_markup;
            break;
        case 'inline':
            myClone = $(pp_images[set_position]).clone().append('<br clear="all" />').css({
                'width': settings.default_width
            }).wrapInner('<div id="pp_full_res"><div class="pp_inline"></div></div>').appendTo($('body')).show();
            doresize = false;
            pp_dimensions = _fitToViewport($(myClone).width(), $(myClone).height());
            doresize = true;
            $(myClone).remove();
            toInject = settings.inline_markup.replace(/{content}/g, $(pp_images[set_position]).html());
            break;
        };
        if (!imgPreloader && !skipInjection) {
            $pp_pic_holder.find('#pp_full_res')[0].innerHTML = toInject;
            _showContent();
        };
    });
    return false;
};
$.prettyPhoto.changePage = function (direction) {
    currentGalleryPage = 0;
    if (direction == 'previous') {
        set_position--;
        if (set_position < 0) set_position = $(pp_images).size() - 1;
    } else if (direction == 'next') {
        set_position++;
        if (set_position > $(pp_images).size() - 1) set_position = 0;
    } else {
        set_position = direction;
    };
    rel_index = set_position;
    if (!doresize) doresize = true;
    $('.pp_contract').removeClass('pp_contract').addClass('pp_expand');
    _hideContent(function () {
        $.prettyPhoto.open();
    });
};
$.prettyPhoto.changeGalleryPage = function (direction) {
    if (direction == 'next') {
        currentGalleryPage++;
        if (currentGalleryPage > totalPage) currentGalleryPage = 0;
    } else if (direction == 'previous') {
        currentGalleryPage--;
        if (currentGalleryPage < 0) currentGalleryPage = totalPage;
    } else {
        currentGalleryPage = direction;
    };
    slide_speed = (direction == 'next' || direction == 'previous') ? settings.animation_speed : 0;
    slide_to = currentGalleryPage * (itemsPerPage * itemWidth);
    $pp_gallery.find('ul').animate({
        left: -slide_to
    }, slide_speed);
};
$.prettyPhoto.startSlideshow = function () {
    if (typeof pp_slideshow == 'undefined') {
        $pp_pic_holder.find('.pp_play').unbind('click').removeClass('pp_play').addClass('pp_pause').click(function () {
            $.prettyPhoto.stopSlideshow();
            return false;
        });
        pp_slideshow = setInterval($.prettyPhoto.startSlideshow, settings.slideshow);
    } else {
        $.prettyPhoto.changePage('next');
    };
}
$.prettyPhoto.stopSlideshow = function () {
    $pp_pic_holder.find('.pp_pause').unbind('click').removeClass('pp_pause').addClass('pp_play').click(function () {
        $.prettyPhoto.startSlideshow();
        return false;
    });
    clearInterval(pp_slideshow);
    pp_slideshow = undefined;
}
$.prettyPhoto.close = function () {
    if ($pp_overlay.is(":animated")) return;
    $.prettyPhoto.stopSlideshow();
    $pp_pic_holder.stop().find('object,embed').css('visibility', 'hidden');
    $('div.pp_pic_holder,div.ppt,.pp_fade').fadeOut(settings.animation_speed, function () {
        $(this).remove();
    });
    $pp_overlay.fadeOut(settings.animation_speed, function () {
        if ($.browser.msie && $.browser.version == 6) $('select').css('visibility', 'visible');
        if (settings.hideflash) $('object,embed,iframe[src*=youtube],iframe[src*=vimeo]').css('visibility', 'visible');
        $(this).remove();
        $(window).unbind('scroll.prettyphoto');
        clearHashtag();
        settings.callback();
        doresize = true;
        pp_open = false;
        delete settings;
    });
};

function _showContent() {
    $('.pp_loaderIcon').hide();
    projectedTop = scroll_pos['scrollTop'] + ((windowHeight / 2) - (pp_dimensions['containerHeight'] / 2));
    if (projectedTop < 0) projectedTop = 0;
    $ppt.fadeTo(settings.animation_speed, 1);
    $pp_pic_holder.find('.pp_content').animate({
        height: pp_dimensions['contentHeight'],
        width: pp_dimensions['contentWidth']
    }, settings.animation_speed);
    $pp_pic_holder.animate({
        'top': projectedTop,
        'left': (windowWidth / 2) - (pp_dimensions['containerWidth'] / 2),
        width: pp_dimensions['containerWidth']
    }, settings.animation_speed, function () {
        $pp_pic_holder.find('.pp_hoverContainer,#fullResImage').height(pp_dimensions['height']).width(pp_dimensions['width']);
        $pp_pic_holder.find('.pp_fade').fadeIn(settings.animation_speed);
        if (isSet && _getFileType(pp_images[set_position]) == "image") {
            $pp_pic_holder.find('.pp_hoverContainer').show();
        } else {
            $pp_pic_holder.find('.pp_hoverContainer').hide();
        }
        if (pp_dimensions['resized']) {
            $('a.pp_expand,a.pp_contract').show();
        } else {
            $('a.pp_expand').hide();
        }
        if (settings.autoplay_slideshow && !pp_slideshow && !pp_open) $.prettyPhoto.startSlideshow();
        settings.changepicturecallback();
        pp_open = true;
    });
    _insert_gallery();
};

function _hideContent(callback) {
    $pp_pic_holder.find('#pp_full_res object,#pp_full_res embed').css('visibility', 'hidden');
    $pp_pic_holder.find('.pp_fade').fadeOut(settings.animation_speed, function () {
        $('.pp_loaderIcon').show();
        callback();
    });
};

function _checkPosition(setCount) {
    (setCount > 1) ? $('.pp_nav').show() : $('.pp_nav').hide();
};

function _fitToViewport(width, height) {
    resized = false;
    _getDimensions(width, height);
    imageWidth = width, imageHeight = height;
    if (((pp_containerWidth > windowWidth) || (pp_containerHeight > windowHeight)) && doresize && settings.allow_resize && !percentBased) {
        resized = true, fitting = false;
        while (!fitting) {
            if ((pp_containerWidth > windowWidth)) {
                imageWidth = (windowWidth - 200);
                imageHeight = (height / width) * imageWidth;
            } else if ((pp_containerHeight > windowHeight)) {
                imageHeight = (windowHeight - 200);
                imageWidth = (width / height) * imageHeight;
            } else {
                fitting = true;
            };
            pp_containerHeight = imageHeight, pp_containerWidth = imageWidth;
        };
        _getDimensions(imageWidth, imageHeight);
        if ((pp_containerWidth > windowWidth) || (pp_containerHeight > windowHeight)) {
            _fitToViewport(pp_containerWidth, pp_containerHeight)
        };
    };
    return {
        width: Math.floor(imageWidth),
        height: Math.floor(imageHeight),
        containerHeight: Math.floor(pp_containerHeight),
        containerWidth: Math.floor(pp_containerWidth) + (settings.horizontal_padding * 2),
        contentHeight: Math.floor(pp_contentHeight),
        contentWidth: Math.floor(pp_contentWidth),
        resized: resized
    };
};

function _getDimensions(width, height) {
    width = parseFloat(width);
    height = parseFloat(height);
    $pp_details = $pp_pic_holder.find('.pp_details');
    $pp_details.width(width);
    detailsHeight = parseFloat($pp_details.css('marginTop')) + parseFloat($pp_details.css('marginBottom'));
    $pp_details = $pp_details.clone().addClass(settings.theme).width(width).appendTo($('body')).css({
        'position': 'absolute',
        'top': -10000
    });
    detailsHeight += $pp_details.height();
    detailsHeight = (detailsHeight <= 34) ? 36 : detailsHeight;
    if ($.browser.msie && $.browser.version == 7) detailsHeight += 8;
    $pp_details.remove();
    $pp_title = $pp_pic_holder.find('.ppt');
    $pp_title.width(width);
    titleHeight = parseFloat($pp_title.css('marginTop')) + parseFloat($pp_title.css('marginBottom'));
    $pp_title = $pp_title.clone().appendTo($('body')).css({
        'position': 'absolute',
        'top': -10000
    });
    titleHeight += $pp_title.height();
    $pp_title.remove();
    pp_contentHeight = height + detailsHeight;
    pp_contentWidth = width;
    pp_containerHeight = pp_contentHeight + titleHeight + $pp_pic_holder.find('.pp_top').height() + $pp_pic_holder.find('.pp_bottom').height();
    pp_containerWidth = width;
}

function _getFileType(itemSrc) {
    if (itemSrc.match(/youtube\.com\/watch/i) || itemSrc.match(/youtu\.be/i)) {
        return 'youtube';
    } else if (itemSrc.match(/vimeo\.com/i)) {
        return 'vimeo';
    } else if (itemSrc.match(/\b.mov\b/i)) {
        return 'quicktime';
    } else if (itemSrc.match(/\b.swf\b/i)) {
        return 'flash';
    } else if (itemSrc.match(/\biframe=true\b/i)) {
        return 'iframe';
    } else if (itemSrc.match(/\bajax=true\b/i)) {
        return 'ajax';
    } else if (itemSrc.match(/\bcustom=true\b/i)) {
        return 'custom';
    } else if (itemSrc.substr(0, 1) == '#') {
        return 'inline';
    } else {
        return 'image';
    };
};

function _center_overlay() {
    if (doresize && typeof $pp_pic_holder != 'undefined') {
        scroll_pos = _get_scroll();
        contentHeight = $pp_pic_holder.height(), contentwidth = $pp_pic_holder.width();
        projectedTop = (windowHeight / 2) + scroll_pos['scrollTop'] - (contentHeight / 2);
        if (projectedTop < 0) projectedTop = 0;
        if (contentHeight > windowHeight) return;
        $pp_pic_holder.css({
            'top': projectedTop,
            'left': (windowWidth / 2) + scroll_pos['scrollLeft'] - (contentwidth / 2)
        });
    };
};

function _get_scroll() {
    if (self.pageYOffset) {
        return {
            scrollTop: self.pageYOffset,
            scrollLeft: self.pageXOffset
        };
    } else if (document.documentElement && document.documentElement.scrollTop) {
        return {
            scrollTop: document.documentElement.scrollTop,
            scrollLeft: document.documentElement.scrollLeft
        };
    } else if (document.body) {
        return {
            scrollTop: document.body.scrollTop,
            scrollLeft: document.body.scrollLeft
        };
    };
};

function _resize_overlay() {
    windowHeight = $(window).height(), windowWidth = $(window).width();
    if (typeof $pp_overlay != "undefined") $pp_overlay.height($(document).height()).width(windowWidth);
};

function _insert_gallery() {
    if (isSet && settings.overlay_gallery && _getFileType(pp_images[set_position]) == "image" && (settings.ie6_fallback && !($.browser.msie && parseInt($.browser.version) == 6))) {
        itemWidth = 52 + 5;
        navWidth = (settings.theme == "facebook" || settings.theme == "pp_default") ? 50 : 30;
        itemsPerPage = Math.floor((pp_dimensions['containerWidth'] - 100 - navWidth) / itemWidth);
        itemsPerPage = (itemsPerPage < pp_images.length) ? itemsPerPage : pp_images.length;
        totalPage = Math.ceil(pp_images.length / itemsPerPage) - 1;
        if (totalPage == 0) {
            navWidth = 0;
            $pp_gallery.find('.pp_arrow_next,.pp_arrow_previous').hide();
        } else {
            $pp_gallery.find('.pp_arrow_next,.pp_arrow_previous').show();
        };
        galleryWidth = itemsPerPage * itemWidth;
        fullGalleryWidth = pp_images.length * itemWidth;
        $pp_gallery.css('margin-left', -((galleryWidth / 2) + (navWidth / 2))).find('div:first').width(galleryWidth + 5).find('ul').width(fullGalleryWidth).find('li.selected').removeClass('selected');
        goToPage = (Math.floor(set_position / itemsPerPage) < totalPage) ? Math.floor(set_position / itemsPerPage) : totalPage;
        $.prettyPhoto.changeGalleryPage(goToPage);
        $pp_gallery_li.filter(':eq(' + set_position + ')').addClass('selected');
    } else {
        $pp_pic_holder.find('.pp_content').unbind('mouseenter mouseleave');
    }
}

function _build_overlay(caller) {
    if (settings.social_tools) facebook_like_link = settings.social_tools.replace('{location_href}', encodeURIComponent(location.href));
    settings.markup = settings.markup.replace('{pp_social}', (settings.social_tools) ? facebook_like_link : '');
    $('body').append(settings.markup);
    $pp_pic_holder = $('.pp_pic_holder'), $ppt = $('.ppt'), $pp_overlay = $('div.pp_overlay');
    if (isSet && settings.overlay_gallery) {
        currentGalleryPage = 0;
        toInject = "";
        for (var i = 0; i < pp_images.length; i++) {
            if (!pp_images[i].match(/\b(jpg|jpeg|png|gif)\b/gi)) {
                classname = 'default';
                img_src = '';
            } else {
                classname = '';
                img_src = pp_images[i];
            }
            toInject += "<li class='" + classname + "'><a href='#'><img src='" + img_src + "' width='50' alt='' /></a></li>";
        };
        toInject = settings.gallery_markup.replace(/{gallery}/g, toInject);
        $pp_pic_holder.find('#pp_full_res').after(toInject);
        $pp_gallery = $('.pp_pic_holder .pp_gallery'), $pp_gallery_li = $pp_gallery.find('li');
        $pp_gallery.find('.pp_arrow_next').click(function () {
            $.prettyPhoto.changeGalleryPage('next');
            $.prettyPhoto.stopSlideshow();
            return false;
        });
        $pp_gallery.find('.pp_arrow_previous').click(function () {
            $.prettyPhoto.changeGalleryPage('previous');
            $.prettyPhoto.stopSlideshow();
            return false;
        });
        $pp_pic_holder.find('.pp_content').hover(function () {
            $pp_pic_holder.find('.pp_gallery:not(.disabled)').fadeIn();
        }, function () {
            $pp_pic_holder.find('.pp_gallery:not(.disabled)').fadeOut();
        });
        itemWidth = 52 + 5;
        $pp_gallery_li.each(function (i) {
            $(this).find('a').click(function () {
                $.prettyPhoto.changePage(i);
                $.prettyPhoto.stopSlideshow();
                return false;
            });
        });
    };
    if (settings.slideshow) {
        $pp_pic_holder.find('.pp_nav').prepend('<a href="#" class="pp_play">Play</a>')
        $pp_pic_holder.find('.pp_nav .pp_play').click(function () {
            $.prettyPhoto.startSlideshow();
            return false;
        });
    }
    $pp_pic_holder.attr('class', 'pp_pic_holder ' + settings.theme);
    $pp_overlay.css({
        'opacity': 0,
        'height': $(document).height(),
        'width': $(window).width()
    }).bind('click', function () {
        if (!settings.modal) $.prettyPhoto.close();
    });
    $('a.pp_close').bind('click', function () {
        $.prettyPhoto.close();
        return false;
    });
    $('a.pp_expand').bind('click', function (e) {
        if ($(this).hasClass('pp_expand')) {
            $(this).removeClass('pp_expand').addClass('pp_contract');
            doresize = false;
        } else {
            $(this).removeClass('pp_contract').addClass('pp_expand');
            doresize = true;
        };
        _hideContent(function () {
            $.prettyPhoto.open();
        });
        return false;
    });
    $pp_pic_holder.find('.pp_previous, .pp_nav .pp_arrow_previous').bind('click', function () {
        $.prettyPhoto.changePage('previous');
        $.prettyPhoto.stopSlideshow();
        return false;
    });
    $pp_pic_holder.find('.pp_next, .pp_nav .pp_arrow_next').bind('click', function () {
        $.prettyPhoto.changePage('next');
        $.prettyPhoto.stopSlideshow();
        return false;
    });
    _center_overlay();
};
if (!pp_alreadyInitialized && getHashtag()) {
    pp_alreadyInitialized = true;
    hashIndex = getHashtag();
    hashRel = hashIndex;
    hashIndex = hashIndex.substring(hashIndex.indexOf('/') + 1, hashIndex.length - 1);
    hashRel = hashRel.substring(0, hashRel.indexOf('/'));
    setTimeout(function () {
        $("a[rel^='" + hashRel + "']:eq(" + hashIndex + ")").trigger('click');
    }, 50);
}
return this.unbind('click.prettyphoto').bind('click.prettyphoto', $.prettyPhoto.initialize);
};

function getHashtag() {
    url = location.href;
    hashtag = (url.indexOf('#!') != -1) ? decodeURI(url.substring(url.indexOf('#!') + 2, url.length)) : false;
    return hashtag;
};

function setHashtag() {
    if (typeof theRel == 'undefined') return;
    location.hash = '!' + theRel + '/' + rel_index + '/';
};

function clearHashtag() {
    url = location.href;
    hashtag = (url.indexOf('#!prettyPhoto')) ? true : false;
    if (hashtag) location.hash = "!prettyPhoto";
}

function getParam(name, url) {
    name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]");
    var regexS = "[\\?&]" + name + "=([^&#]*)";
    var regex = new RegExp(regexS);
    var results = regex.exec(url);
    return (results == null) ? "" : results[1];
}
})(jQuery);
var pp_alreadyInitialized = false;