/* ------------------------------------------------------------------------

	Class: prettyPhoto

	Use: Lightbox clone for jQuery

	Author: Stephane Caron (http://www.no-margin-for-errors.com)

	Version: 3.0

------------------------------------------------------------------------- */



(function($) {

	$.prettyPhoto = {version: '3.0'};

	

	$.fn.prettyPhoto = function(pp_settings) {

		pp_settings = jQuery.extend({

			animation_speed: 'fast', /* fast/slow/normal */

			slideshow: false, /* false OR interval time in ms */

			autoplay_slideshow: false, /* true/false */

			opacity: 0.80, /* Value between 0 and 1 */

			show_title: true, /* true/false */

			allow_resize: true, /* Resize the photos bigger than viewport. true/false */

			default_width: 500,

			default_height: 344,

			counter_separator_label: '/', /* The separator for the gallery counter 1 "of" 2 */

			theme: 'light_square', /* light_rounded / dark_rounded / light_square / dark_square / facebook */

			hideflash: false, /* Hides all the flash object on a page, set to TRUE if flash appears over prettyPhoto */

			wmode: 'opaque', /* Set the flash wmode attribute */

			autoplay: true, /* Automatically start videos: True/False */

			modal: false, /* If set to true, only the close button will close the window */

			overlay_gallery: true, /* If set to true, a gallery will overlay the fullscreen image on mouse over */

			keyboard_shortcuts: true, /* Set to false if you open forms inside prettyPhoto */

			changepicturecallback: function(){}, /* Called everytime an item is shown/changed */

			callback: function(){}, /* Called when prettyPhoto is closed */

			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 clearfix"> \
											<p class="pp_description"></p> \
											<a class="pp_close" href="#">Close</a> \
											<div class="pp_nav"> \
												<a href="#" class="pp_arrow_previous">Previous</a> \
												<p class="currentTextHolder">0/0</p> \
												<a href="#" class="pp_arrow_next">Next</a> \
											</div> \
										</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> \
								<ul> \
									{gallery} \
								</ul> \
								<a href="#" class="pp_arrow_next">Next</a> \
							</div>',

			image_markup: '<img id="fullResImage" src="" />',

			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 clearfix">{content}</div>',

			custom_markup: ''

		}, pp_settings);

		

		// Global variables accessible only by prettyPhoto

		var matchedObjects = this, percentBased = false, correctSizes, pp_open,

		

		// prettyPhoto container specific

		pp_contentHeight, pp_contentWidth, pp_containerHeight, pp_containerWidth,

		

		// Window size

		windowHeight = $(window).height(), windowWidth = $(window).width(),



		// Global elements

		pp_slideshow;

		

		doresize = true, scroll_pos = _get_scroll();

	

		// Window/Keyboard events

		$(window).unbind('resize').resize(function(){ _center_overlay(); _resize_overlay(); });

		

		if(pp_settings.keyboard_shortcuts) {

			$(document).unbind('keydown').keydown(function(e){

				if(typeof $pp_pic_holder != 'undefined'){

					if($pp_pic_holder.is(':visible')){

						switch(e.keyCode){

							case 37:

								$.prettyPhoto.changePage('previous');

								break;

							case 39:

								$.prettyPhoto.changePage('next');

								break;

							case 27:

								if(!settings.modal)

								$.prettyPhoto.close();

								break;

						};

						return false;

					};

				};

			});

		}

		

		

		/**

		* Initialize prettyPhoto.

		*/

		$.prettyPhoto.initialize = function() {

			settings = pp_settings;

			

			if($.browser.msie && parseInt($.browser.version) == 6) settings.theme = "light_square"; // Fallback to a supported theme for IE6

			

			_buildOverlay(this); // Build the overlay {this} being the caller

			

			if(settings.allow_resize)

				$(window).scroll(function(){ _center_overlay(); });

				

			_center_overlay();

			

			set_position = jQuery.inArray($(this).attr('href'), pp_images); // Define where in the array the clicked item is positionned

			

			$.prettyPhoto.open();

			

			return false;

		}





		/**

		* Opens the prettyPhoto modal box.

		* @param image {String,Array} Full path to the image to be open, can also be an array containing full images paths.

		* @param title {String,Array} The title to be displayed with the picture, can also be an array containing all the titles.

		* @param description {String,Array} The description to be displayed with the picture, can also be an array containing all the descriptions.

		*/

		$.prettyPhoto.open = function() {

			if(typeof settings == "undefined"){ // Means it's an API call, need to manually get the settings and set the variables

				settings = pp_settings;

				if($.browser.msie && $.browser.version == 6) settings.theme = "light_square"; // Fallback to a supported theme for IE6

				_buildOverlay(this); // Build the overlay {this} being the caller

				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;

			}



			if($.browser.msie && $.browser.version == 6) $('select').css('visibility','hidden'); // To fix the bug with IE select boxes

			

			if(settings.hideflash) $('object,embed').css('visibility','hidden'); // Hide the flash



			_checkPosition($(pp_images).size()); // Hide the next/previous links if on first or last images.

		

			$('.pp_loaderIcon').show();

		

			// Fade the content in

			if($ppt.is(':hidden')) $ppt.css('opacity',0).show();

			$pp_overlay.show().fadeTo(settings.animation_speed,settings.opacity);



			// Display the current position

			$pp_pic_holder.find('.currentTextHolder').text((set_position+1) + settings.counter_separator_label + $(pp_images).size());



			// Set the description

			$pp_pic_holder.find('.pp_description').show().html(unescape(pp_descriptions[set_position]));



			// Set the title

			(settings.show_title && pp_titles[set_position] != "") ? $ppt.html(unescape(pp_titles[set_position])) : $ppt.html('&nbsp;');

			

			// Get the dimensions

			movie_width = ( parseFloat(grab_param('width',pp_images[set_position])) ) ? grab_param('width',pp_images[set_position]) : settings.default_width.toString();

			movie_height = ( parseFloat(grab_param('height',pp_images[set_position])) ) ? grab_param('height',pp_images[set_position]) : settings.default_height.toString();

			

			// If the size is % based, calculate according to window dimensions

			if(movie_width.indexOf('%') != -1 || movie_height.indexOf('%') != -1){

				movie_height = parseFloat(($(window).height() * parseFloat(movie_height) / 100) - 150);

				movie_width = parseFloat(($(window).width() * parseFloat(movie_width) / 100) - 150);

				percentBased = true;

			}else{

				percentBased = false;

			}

			

			// Fade the holder

			$pp_pic_holder.fadeIn(function(){

				imgPreloader = "";

				

				// Inject the proper content

				switch(_getFileType(pp_images[set_position])){

					case 'image':

						imgPreloader = new Image();



						// Preload the neighbour images

						nextImage = new Image();

						if(isSet && set_position > $(pp_images).size()) 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;

						$pp_pic_holder.find('#fullResImage').attr('src',pp_images[set_position]);



						imgPreloader.onload = function(){

							// Fit item to viewport

							correctSizes = _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':

						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport



						movie = 'http://www.youtube.com/v/'+grab_param('v',pp_images[set_position]);

						if(settings.autoplay) movie += "&autoplay=1";

					

						toInject = settings.flash_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,movie);

					break;

				

					case 'vimeo':

						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

					

						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 = correctSizes['width'] + '/embed/?moog_width='+ correctSizes['width'];

				

						toInject = settings.iframe_markup.replace(/{width}/g,vimeo_width).replace(/{height}/g,correctSizes['height']).replace(/{path}/g,movie);

					break;

				

					case 'quicktime':

						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

						correctSizes['height']+=15; correctSizes['contentHeight']+=15; correctSizes['containerHeight']+=15; // Add space for the control bar

				

						toInject = settings.quicktime_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,pp_images[set_position]).replace(/{autoplay}/g,settings.autoplay);

					break;

				

					case 'flash':

						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

					

						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,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,filename+'?'+flash_vars);

					break;

				

					case 'iframe':

						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

				

						frame_url = pp_images[set_position];

						frame_url = frame_url.substr(0,frame_url.indexOf('iframe')-1);

				

						toInject = settings.iframe_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{path}/g,frame_url);

					break;

					

					case 'custom':

						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

					

						toInject = settings.custom_markup;

					break;

				

					case 'inline':

						// to get the item height clone it, apply default width, wrap it in the prettyPhoto containers , then delete

						myClone = $(pp_images[set_position]).clone().css({'width':settings.default_width}).wrapInner('<div id="pp_full_res"><div class="pp_inline clearfix"></div></div>').appendTo($('body'));

						correctSizes = _fitToViewport($(myClone).width(),$(myClone).height());

						$(myClone).remove();

						toInject = settings.inline_markup.replace(/{content}/g,$(pp_images[set_position]).html());

					break;

				};



				if(!imgPreloader){

					$pp_pic_holder.find('#pp_full_res')[0].innerHTML = toInject;

				

					// Show content

					_showContent();

				};

			});



			return false;

		};



	

		/**

		* Change page in the prettyPhoto modal box

		* @param direction {String} Direction of the paging, previous or next.

		*/

		$.prettyPhoto.changePage = function(direction){

			currentGalleryPage = 0;

			

			if(direction == 'previous') {

				set_position--;

				if (set_position < 0){

					set_position = 0;

					return;

				};

			}else if(direction == 'next'){

				set_position++;

				if(set_position > $(pp_images).size()-1) {

					set_position = 0;

				}

			}else{

				set_position=direction;

			};



			if(!doresize) doresize = true; // Allow the resizing of the images

			$('.pp_contract').removeClass('pp_contract').addClass('pp_expand');



			_hideContent(function(){ $.prettyPhoto.open(); });

		};





		/**

		* Change gallery page in the prettyPhoto modal box

		* @param direction {String} Direction of the paging, previous or next.

		*/

		$.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 the pages, if we're on the last page, find out how many items we need to slide. To make sure we don't have an empty space.

			itemsToSlide = (currentGalleryPage == totalPage) ? pp_images.length - ((totalPage) * itemsPerPage) : itemsPerPage;

			

			$pp_pic_holder.find('.pp_gallery li').each(function(i){

				$(this).animate({

					'left': (i * itemWidth) - ((itemsToSlide * itemWidth) * currentGalleryPage)

				});

			});

		};





		/**

		* Start the slideshow...

		*/

		$.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');	

			};

		}





		/**

		* Stop the slideshow...

		*/

		$.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;

		}





		/**

		* Closes prettyPhoto.

		*/

		$.prettyPhoto.close = function(){



			clearInterval(pp_slideshow);

			

			$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'); // To fix the bug with IE select boxes

				

				if(settings.hideflash) $('object,embed').css('visibility','visible'); // Show the flash

				

				$(this).remove(); // No more need for the prettyPhoto markup

				

				$(window).unbind('scroll');

				

				settings.callback();

				

				doresize = true;

				

				pp_open = false;

				

				delete settings;

			});

		};

	

		/**

		* Set the proper sizes on the containers and animate the content in.

		*/

		_showContent = function(){

			$('.pp_loaderIcon').hide();

			

			$ppt.fadeTo(settings.animation_speed,1);



			// Calculate the opened top position of the pic holder

			projectedTop = scroll_pos['scrollTop'] + ((windowHeight/2) - (correctSizes['containerHeight']/2));

			if(projectedTop < 0) projectedTop = 0;



			// Resize the content holder

			$pp_pic_holder.find('.pp_content').animate({'height':correctSizes['contentHeight']},settings.animation_speed);

			

			// Resize picture the holder

			$pp_pic_holder.animate({

				'top': projectedTop,

				'left': (windowWidth/2) - (correctSizes['containerWidth']/2),

				'width': correctSizes['containerWidth']

			},settings.animation_speed,function(){

				$pp_pic_holder.find('.pp_hoverContainer,#fullResImage').height(correctSizes['height']).width(correctSizes['width']);



				$pp_pic_holder.find('.pp_fade').fadeIn(settings.animation_speed); // Fade the new content



				// Show the nav

				if(isSet && _getFileType(pp_images[set_position])=="image") { $pp_pic_holder.find('.pp_hoverContainer').show(); }else{ $pp_pic_holder.find('.pp_hoverContainer').hide(); }

			

				if(correctSizes['resized']) $('a.pp_expand,a.pp_contract').fadeIn(settings.animation_speed); // Fade the resizing link if the image is resized

				

				if(settings.autoplay_slideshow && !pp_slideshow && !pp_open) $.prettyPhoto.startSlideshow();

				

				settings.changepicturecallback(); // Callback!

				

				pp_open = true;

			});

			

			_insert_gallery();

		};

		

		/**

		* Hide the content...DUH!

		*/

		function _hideContent(callback){

			// Fade out the current picture

			$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();

			});

		};

	

		/**

		* Check the item position in the gallery array, hide or show the navigation links

		* @param setCount {integer} The total number of items in the set

		*/

		function _checkPosition(setCount){

			// If at the end, hide the next link

			if(set_position == setCount-1) {

				$pp_pic_holder.find('a.pp_next').css('visibility','hidden');

				$pp_pic_holder.find('a.pp_next').addClass('disabled').unbind('click');

			}else{ 

				$pp_pic_holder.find('a.pp_next').css('visibility','visible');

				$pp_pic_holder.find('a.pp_next.disabled').removeClass('disabled').bind('click',function(){

					$.prettyPhoto.changePage('next');

					return false;

				});

			};

		

			// If at the beginning, hide the previous link

			if(set_position == 0) {

				$pp_pic_holder

					.find('a.pp_previous')

					.css('visibility','hidden')

					.addClass('disabled')

					.unbind('click');

			}else{

				$pp_pic_holder.find('a.pp_previous.disabled')

					.css('visibility','visible')

					.removeClass('disabled')

					.bind('click',function(){

						$.prettyPhoto.changePage('previous');

						return false;

					});

			};

			

			(setCount > 1) ? $('.pp_nav').show() : $('.pp_nav').hide(); // Hide the bottom nav if it's not a set.

		};

	

		/**

		* Resize the item dimensions if it's bigger than the viewport

		* @param width {integer} Width of the item to be opened

		* @param height {integer} Height of the item to be opened

		* @return An array containin the "fitted" dimensions

		*/

		function _fitToViewport(width,height){

			resized = false;



			_getDimensions(width,height);

			

			// Define them in case there's no resize needed

			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);

			};



			return {

				width:Math.floor(imageWidth),

				height:Math.floor(imageHeight),

				containerHeight:Math.floor(pp_containerHeight),

				containerWidth:Math.floor(pp_containerWidth) + 40, // 40 behind the side padding

				contentHeight:Math.floor(pp_contentHeight),

				contentWidth:Math.floor(pp_contentWidth),

				resized:resized

			};

		};

		

		/**

		* Get the containers dimensions according to the item size

		* @param width {integer} Width of the item to be opened

		* @param height {integer} Height of the item to be opened

		*/

		function _getDimensions(width,height){

			width = parseFloat(width);

			height = parseFloat(height);

			

			// Get the details height, to do so, I need to clone it since it's invisible

			$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 = $pp_details.clone().appendTo($('body')).css({

				'position':'absolute',

				'top':-10000

			});

			detailsHeight += $pp_details.height();

			detailsHeight = (detailsHeight <= 34) ? 36 : detailsHeight; // Min-height for the details

			if($.browser.msie && $.browser.version==7) detailsHeight+=8;

			$pp_details.remove();

			

			// Get the container size, to resize the holder to the right dimensions

			pp_contentHeight = height + detailsHeight;

			pp_contentWidth = width;

			pp_containerHeight = pp_contentHeight + $ppt.height() + $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)) {

				return 'youtube';

			}else if (itemSrc.match(/vimeo\.com/i)) {

				return 'vimeo';

			}else if(itemSrc.indexOf('.mov') != -1){ 

				return 'quicktime';

			}else if(itemSrc.indexOf('.swf') != -1){

				return 'flash';

			}else if(itemSrc.indexOf('iframe') != -1){

				return 'iframe';

			}else if(itemSrc.indexOf('custom') != -1){

				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();

				

				titleHeight = $ppt.height(), contentHeight = $pp_pic_holder.height(), contentwidth = $pp_pic_holder.width();

				

				projectedTop = (windowHeight/2) + scroll_pos['scrollTop'] - (contentHeight/2);

				

				$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) { // Explorer 6 Strict

				return {scrollTop:document.documentElement.scrollTop,scrollLeft:document.documentElement.scrollLeft};

			} else if (document.body) {// all other Explorers

				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());

		};

	

		function _insert_gallery(){

			if(isSet && settings.overlay_gallery && _getFileType(pp_images[set_position])=="image") {

				itemWidth = 52+5; // 52 beign the thumb width, 5 being the right margin.

				navWidth = (settings.theme == "facebook") ? 58 : 38; // Define the arrow width depending on the theme

				

				itemsPerPage = Math.floor((correctSizes['containerWidth'] - 100 - navWidth) / itemWidth);

				itemsPerPage = (itemsPerPage < pp_images.length) ? itemsPerPage : pp_images.length;

				totalPage = Math.ceil(pp_images.length / itemsPerPage) - 1;



				// Hide the nav in the case there's no need for links

				if(totalPage == 0){

					navWidth = 0; // No nav means no width!

					$pp_pic_holder.find('.pp_gallery .pp_arrow_next,.pp_gallery .pp_arrow_previous').hide();

				}else{

					$pp_pic_holder.find('.pp_gallery .pp_arrow_next,.pp_gallery .pp_arrow_previous').show();

				};



				galleryWidth = itemsPerPage * itemWidth + navWidth;

				

				// Set the proper width to the gallery items

				$pp_pic_holder.find('.pp_gallery')

					.width(galleryWidth)

					.css('margin-left',-(galleryWidth/2));

					

				$pp_pic_holder

					.find('.pp_gallery ul')

					.width(itemsPerPage * itemWidth)

					.find('li.selected')

					.removeClass('selected');

				

				goToPage = (Math.floor(set_position/itemsPerPage) <= totalPage) ? Math.floor(set_position/itemsPerPage) : totalPage;

				

				

				if(itemsPerPage) {

					$pp_pic_holder.find('.pp_gallery').hide().show().removeClass('disabled');

				}else{

					$pp_pic_holder.find('.pp_gallery').hide().addClass('disabled');

				}

				

				$.prettyPhoto.changeGalleryPage(goToPage);

				

				$pp_pic_holder

					.find('.pp_gallery ul li:eq('+set_position+')')

					.addClass('selected');

			}else{

				$pp_pic_holder.find('.pp_content').unbind('mouseenter mouseleave');

				$pp_pic_holder.find('.pp_gallery').hide();

			}

		}

	

		function _buildOverlay(caller){

			// Find out if the picture is part of a set

			theRel = $(caller).attr('rel');

			galleryRegExp = /\[(?:.*)\]/;

			isSet = (galleryRegExp.exec(theRel)) ? true : false;

			

			// Put the SRCs, TITLEs, ALTs into an array.

			pp_images = (isSet) ? jQuery.map(matchedObjects, function(n, i){ if($(n).attr('rel').indexOf(theRel) != -1) return $(n).attr('href'); }) : $.makeArray($(caller).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') : ""; }) : $.makeArray($(caller).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') : ""; }) : $.makeArray($(caller).attr('title'));

			

			$('body').append(settings.markup); // Inject the markup

			

			$pp_pic_holder = $('.pp_pic_holder') , $ppt = $('.ppt'), $pp_overlay = $('div.pp_overlay'); // Set my global selectors

			

			// Inject the inline gallery!

			if(isSet && settings.overlay_gallery) {

				currentGalleryPage = 0;

				toInject = "";

				for (var i=0; i < pp_images.length; i++) {

					var regex = new RegExp("(.*?)\.(jpg|jpeg|png|gif)$");

					var results = regex.exec( pp_images[i] );

					if(!results){

						classname = 'default';

					}else{

						classname = '';

					}

					toInject += "<li class='"+classname+"'><a href='#'><img src='" + pp_images[i] + "' width='50' alt='' /></a></li>";

				};

				

				toInject = settings.gallery_markup.replace(/{gallery}/g,toInject);

				

				$pp_pic_holder.find('#pp_full_res').after(toInject);

				

				$pp_pic_holder.find('.pp_gallery .pp_arrow_next').click(function(){

					$.prettyPhoto.changeGalleryPage('next');

					$.prettyPhoto.stopSlideshow();

					return false;

				});

				

				$pp_pic_holder.find('.pp_gallery .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; // 52 beign the thumb width, 5 being the right margin.

				$pp_pic_holder.find('.pp_gallery ul li').each(function(i){

					$(this).css({

						'position':'absolute',

						'left': i * itemWidth

					});



					$(this).find('a').unbind('click').click(function(){

						$.prettyPhoto.changePage(i);

						$.prettyPhoto.stopSlideshow();

						return false;

					});

				});

			};

			

			

			// Inject the play/pause if it's a slideshow

			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); // Set the proper theme

			

			$pp_overlay

				.css({

					'opacity':0,

					'height':$(document).height(),

					'width':$(document).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){

				// Expand the image

				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(); // Center it

		};

		

		return this.unbind('click').click($.prettyPhoto.initialize); // Return the jQuery object for chaining. The unbind method is used to avoid click conflict when the plugin is called more than once

	};

	

	function grab_param(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);
