/* ------------------------------------------------------------------------
 * 	Class: prettyPhoto
 * 	Use: Lightbox clone for jQuery
 * 	Author: Stephane Caron (http://www.no-margin-for-errors.com)
 * 	Version: 2.5.6
 ------------------------------------------------------------------------- */

(function($) {
	$.prettyPhoto = {
		version : '2.5.6'
	};
	$.fn.prettyPhoto = function(settings) {
		settings = jQuery
				.extend(
						{
							animationSpeed : 'normal',
							opacity : 0.80,
							showTitle : true,
							allowresize : true,
							default_width : 500,
							default_height : 344,
							counter_separator_label : '/',
							theme : 'light_rounded',
							hideflash : false,
							wmode : 'opaque',
							autoplay : true,
							modal : false,
							changepicturecallback : function() {
							},
							callback : function() {
							},
							markup : '<div class="pp_pic_holder"> \
      <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"> \
           <a class="pp_close" href="#">Close</a> \
           <p class="pp_description"></p> \
           <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> \
     <div class="ppt"></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>'
						}, settings);
		if ($.browser.msie && parseInt($.browser.version) == 6) {
			settings.theme = "light_square";
		}
		if ($('.pp_overlay').size() == 0)
			_buildOverlay();
		var doresize = true, percentBased = false, correctSizes, $pp_pic_holder, $ppt, $pp_overlay, pp_contentHeight, pp_contentWidth, pp_containerHeight, pp_containerWidth, windowHeight = $(window).height(), windowWidth = $(window).width(), setPosition = 0, scrollPos = _getScroll();
		$(window).scroll(function() {
			scrollPos = _getScroll();
			_centerOverlay();
			_resizeOverlay();
		});
		$(window).resize(function() {
			_centerOverlay();
			_resizeOverlay();
		});
		$(document).keydown(function(e) {
			if ($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;
				}
			;
		});
		$(this).each(function() {
			$(this).bind('click', function() {
				_self = this;
				theRel = $(this).attr('rel');
				galleryRegExp = /\[(?:.*)\]/;
				theGallery = galleryRegExp.exec(theRel);
				var images = new Array(), titles = new Array(), descriptions = new Array();
				if (theGallery) {
					$('a[rel*=' + theGallery + ']').each(function(i) {
						if ($(this)[0] === $(_self)[0])
							setPosition = i;
						images.push($(this).attr('href'));
						titles.push($(this).find('img').attr('alt'));
						descriptions.push($(this).attr('title'));
					});
				} else {
					images = $(this).attr('href');
					titles = ($(this).find('img').attr('alt')) ? $(this).find('img').attr('alt') : '';
					descriptions = ($(this).attr('title')) ? $(this).attr('title') : '';
				}
				$.prettyPhoto.open(images, titles, descriptions);
				return false;
			});
		});
		$.prettyPhoto.open = function(gallery_images, gallery_titles, gallery_descriptions) {
			if ($.browser.msie && $.browser.version == 6) {
				$('select').css('visibility', 'hidden');
			}
			;
			if (settings.hideflash)
				$('object,embed').css('visibility', 'hidden');
			images = $.makeArray(gallery_images);
			titles = $.makeArray(gallery_titles);
			descriptions = $.makeArray(gallery_descriptions);
			image_set = ($(images).size() > 0) ? true : false;
			_checkPosition($(images).size());
			$('.pp_loaderIcon').show();
			$pp_overlay.show().fadeTo(settings.animationSpeed, settings.opacity);
			$pp_pic_holder.find('.currentTextHolder').text((setPosition + 1) + settings.counter_separator_label + $(images).size());
			if (descriptions[setPosition]) {
				$pp_pic_holder.find('.pp_description').show().html(unescape(descriptions[setPosition]));
			} else {
				$pp_pic_holder.find('.pp_description').hide().text('');
			}
			;
			if (titles[setPosition] && settings.showTitle) {
				hasTitle = true;
				$ppt.html(unescape(titles[setPosition]));
			} else {
				hasTitle = false;
			}
			;
			movie_width = (parseFloat(grab_param('width', images[setPosition]))) ? grab_param('width', images[setPosition]) : settings.default_width.toString();
			movie_height = (parseFloat(grab_param('height', images[setPosition]))) ? grab_param('height', images[setPosition]) : settings.default_height.toString();
			if (movie_width.indexOf('%') != -1 || movie_height.indexOf('%') != -1) {
				movie_height = parseFloat(($(window).height() * parseFloat(movie_height) / 100) - 100);
				movie_width = parseFloat(($(window).width() * parseFloat(movie_width) / 100) - 100);
				percentBased = true;
			}
			$pp_pic_holder.fadeIn(function() {
				imgPreloader = "";
				switch (_getFileType(images[setPosition])) {
				case 'image':
					imgPreloader = new Image();
					nextImage = new Image();
					if (image_set && setPosition > $(images).size())
						nextImage.src = images[setPosition + 1];
					prevImage = new Image();
					if (image_set && images[setPosition - 1])
						prevImage.src = images[setPosition - 1];
					$pp_pic_holder.find('#pp_full_res')[0].innerHTML = settings.image_markup;
					$pp_pic_holder.find('#fullResImage').attr('src', images[setPosition]);
					imgPreloader.onload = function() {
						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 = images[setPosition];
					break;
				case 'youtube':
					correctSizes = _fitToViewport(movie_width, movie_height);
					movie = 'http://www.youtube.com/v/' + grab_param('v', images[setPosition]);
					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);
					movie_id = images[setPosition];
					movie = 'http://vimeo.com/moogaloop.swf?clip_id=' + movie_id.replace('http://vimeo.com/', '');
					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 'quicktime':
					correctSizes = _fitToViewport(movie_width, movie_height);
					correctSizes['height'] += 15;
					correctSizes['contentHeight'] += 15;
					correctSizes['containerHeight'] += 15;
					toInject = settings.quicktime_markup.replace(/{width}/g, correctSizes['width']).replace(/{height}/g, correctSizes['height']).replace(/{wmode}/g, settings.wmode).replace(/{path}/g, images[setPosition]).replace(/{autoplay}/g, settings.autoplay);
					break;
				case 'flash':
					correctSizes = _fitToViewport(movie_width, movie_height);
					flash_vars = images[setPosition];
					flash_vars = flash_vars.substring(images[setPosition].indexOf('flashvars') + 10, images[setPosition].length);
					filename = images[setPosition];
					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, true);
					frame_url = images[setPosition];
					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 'inline':
					myClone = $(images[setPosition]).clone().css( {
						'width' : settings.default_width
					}).wrapInner('<div id="pp_full_res"><div class="pp_inline clearfix"></div></div>').appendTo($('body'));
					correctSizes = _fitToViewport($(myClone).width(), $(myClone).height());
					$(myClone).remove();
					toInject = settings.inline_markup.replace(/{content}/g, $(images[setPosition]).html());
					break;
				}
				;
				if (!imgPreloader) {
					$pp_pic_holder.find('#pp_full_res')[0].innerHTML = toInject;
					_showContent();
				}
				;
			});
		};
		$.prettyPhoto.changePage = function(direction) {
			if (direction == 'previous') {
				setPosition--;
				if (setPosition < 0) {
					setPosition = 0;
					return;
				}
				;
			} else {
				if ($('.pp_arrow_next').is('.disabled'))
					return;
				setPosition++;
			}
			;
			if (!doresize)
				doresize = true;
			_hideContent(function() {
				$.prettyPhoto.open(images, titles, descriptions)
			});
			$('a.pp_expand,a.pp_contract').fadeOut(settings.animationSpeed);
		};
		$.prettyPhoto.close = function() {
			$pp_pic_holder.find('object,embed').css('visibility', 'hidden');
			$('div.pp_pic_holder,div.ppt,.pp_fade').fadeOut(settings.animationSpeed);
			$pp_overlay.fadeOut(settings.animationSpeed, function() {
				$('#pp_full_res').html('');
				$pp_pic_holder.attr('style', '').find('div:not(.pp_hoverContainer)').attr('style', '');
				_centerOverlay();
				if ($.browser.msie && $.browser.version == 6) {
					$('select').css('visibility', 'visible');
				}
				;
				if (settings.hideflash)
					$('object,embed').css('visibility', 'visible');
				setPosition = 0;
				settings.callback();
			});
			doresize = true;
		};
		_showContent = function() {
			$('.pp_loaderIcon').hide();
			projectedTop = scrollPos['scrollTop'] + ((windowHeight / 2) - (correctSizes['containerHeight'] / 2));
			if (projectedTop < 0)
				projectedTop = 0 + $ppt.height();
			$pp_pic_holder.find('.pp_content').animate( {
				'height' : correctSizes['contentHeight']
			}, settings.animationSpeed);
			$pp_pic_holder.animate( {
				'top' : projectedTop,
				'left' : (windowWidth / 2) - (correctSizes['containerWidth'] / 2),
				'width' : correctSizes['containerWidth']
			}, settings.animationSpeed, function() {
				$pp_pic_holder.find('.pp_hoverContainer,#fullResImage').height(correctSizes['height']).width(correctSizes['width']);
				$pp_pic_holder.find('.pp_fade').fadeIn(settings.animationSpeed);
				if (image_set && _getFileType(images[setPosition]) == "image") {
					$pp_pic_holder.find('.pp_hoverContainer').show();
				} else {
					$pp_pic_holder.find('.pp_hoverContainer').hide();
				}
				if (settings.showTitle && hasTitle) {
					$ppt.css( {
						'top' : $pp_pic_holder.offset().top - 25,
						'left' : $pp_pic_holder.offset().left + 20,
						'display' : 'none'
					});
					$ppt.fadeIn(settings.animationSpeed);
				}
				;
				if (correctSizes['resized'])
					$('a.pp_expand,a.pp_contract').fadeIn(settings.animationSpeed);
				settings.changepicturecallback();
			});
		};
		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.animationSpeed, function() {
				$('.pp_loaderIcon').show();
				if (callback)
					callback();
			});
			$ppt.fadeOut(settings.animationSpeed);
		}
		function _checkPosition(setCount) {
			if (setPosition == setCount - 1) {
				$pp_pic_holder.find('a.pp_next').css('visibility', 'hidden');
				$pp_pic_holder.find('a.pp_arrow_next').addClass('disabled').unbind('click');
			} else {
				$pp_pic_holder.find('a.pp_next').css('visibility', 'visible');
				$pp_pic_holder.find('a.pp_arrow_next.disabled').removeClass('disabled').bind('click', function() {
					$.prettyPhoto.changePage('next');
					return false;
				});
			}
			;
			if (setPosition == 0) {
				$pp_pic_holder.find('a.pp_previous').css('visibility', 'hidden');
				$pp_pic_holder.find('a.pp_arrow_previous').addClass('disabled').unbind('click');
			} else {
				$pp_pic_holder.find('a.pp_previous').css('visibility', 'visible');
				$pp_pic_holder.find('a.pp_arrow_previous.disabled').removeClass('disabled').bind('click', function() {
					$.prettyPhoto.changePage('previous');
					return false;
				});
			}
			;
			if (setCount > 1) {
				$('.pp_nav').show();
			} else {
				$('.pp_nav').hide();
			}
		}
		;
		function _fitToViewport(width, height, isIframe) {
			hasBeenResized = false;
			_getDimensions(width, height);
			imageWidth = width;
			imageHeight = height;
			if (((pp_containerWidth > windowWidth) || (pp_containerHeight > windowHeight)) && doresize && settings.allowresize && !percentBased) {
				hasBeenResized = true;
				notFitting = true;
				while (notFitting) {
					if ((pp_containerWidth > windowWidth)) {
						imageWidth = (windowWidth - 200);
						imageHeight = (height / width) * imageWidth;
					} else if ((pp_containerHeight > windowHeight)) {
						imageHeight = (windowHeight - 200);
						if (!isIframe) { imageWidth = (width / height) * imageHeight };
					} else {
						notFitting = false;
					}
					;
					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,
				contentHeight : Math.floor(pp_contentHeight),
				contentWidth : Math.floor(pp_contentWidth),
				resized : hasBeenResized
			};
		}
		;
		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 = $pp_details.clone().appendTo($('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_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.substr(0, 1) == '#') {
				return 'inline';
			} else {
				return 'image';
			}
			;
		}
		;
		function _centerOverlay() {
			if (doresize) {
				titleHeight = $ppt.height();
				contentHeight = $pp_pic_holder.height();
				contentwidth = $pp_pic_holder.width();
				projectedTop = (windowHeight / 2) + scrollPos['scrollTop'] - ((contentHeight + titleHeight) / 2);
				$pp_pic_holder.css( {
					'top' : projectedTop,
					'left' : (windowWidth / 2) + scrollPos['scrollLeft'] - (contentwidth / 2)
				});
				$ppt.css( {
					'top' : projectedTop - titleHeight,
					'left' : (windowWidth / 2) + scrollPos['scrollLeft'] - (contentwidth / 2) + 20
				});
			}
			;
		}
		;
		function _getScroll() {
			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 _resizeOverlay() {
			windowHeight = $(window).height();
			windowWidth = $(window).width();
			$pp_overlay.css( {
				'height' : $(document).height()
			});
		}
		;
		function _buildOverlay() {
			$('body').append(settings.markup);
			$pp_pic_holder = $('.pp_pic_holder');
			$ppt = $('.ppt');
			$pp_overlay = $('div.pp_overlay');
			$pp_pic_holder.attr('class', 'pp_pic_holder ' + settings.theme);
			$pp_overlay.css( {
				'opacity' : 0,
				'height' : $(document).height()
			}).bind('click', function() {
				if (!settings.modal)
					$.prettyPhoto.close();
			});
			$('a.pp_close').bind('click', function() {
				$.prettyPhoto.close();
				return false;
			});
			$('a.pp_expand').bind('click', function() {
				$this = $(this);
				if ($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(images, titles, descriptions)
				});
				$pp_pic_holder.find('.pp_fade').fadeOut(settings.animationSpeed);
				return false;
			});
			$pp_pic_holder.find('.pp_previous, .pp_arrow_previous').bind('click', function() {
				$.prettyPhoto.changePage('previous');
				return false;
			});
			$pp_pic_holder.find('.pp_next, .pp_arrow_next').bind('click', function() {
				$.prettyPhoto.changePage('next');
				return false;
			});
		}
		;
		_centerOverlay();
	};
	function grab_param(name, url) {
		name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]");
		var regexS = "[\\?&]" + name + "=([^&#]*)";
		var regex = new RegExp(regexS);
		var results = regex.exec(url);
		if (results == null)
			return "";
		else
			return results[1];
	}
})(jQuery);