(function($)
{	 
	if ( navigator.userAgent.indexOf('MSIE 6') >= 0 )
	{	 
	}
 	$.log = $.log || function ( options )
	{	 
		var con = null;
		if ( typeof console !== 'undefined' && typeof $.log !== 'undefined' )
		{	con = console;	}
		else if ( typeof window.console !== 'undefined' && typeof window.$.log !== 'undefined')
		{	con = window.console;	}
 		if ( con )
		{	 
			if ( typeof arguments !== 'undefined' && arguments.length > 1)
			{	con.log(arguments);	return arguments;	}
			else
			{	con.log(options);	return options;		}
		}
	};
 	$.params_to_json = $.params_to_json || function ( params )
	{	 
		params = String(params);
		 
		params = params.substring(params.indexOf('?')+1);
		 
		params = params.replace(/\+/g, '%20');
		 
		if ( params.substring(0,1) === '{' && params.substring(params.length-1) === '}' )
		{	 
			return eval(decodeURIComponent(params));
		}
 		params = params.split(/\&|\&amp\;/);
		var json = {};
		 
		for ( var i = 0, n = params.length; i < n; ++i )
		{
			 
			var param = params[i] || null;
			if ( param === null ) { continue; }
			param = param.split('=');
			if ( param === null ) { continue; }
			 
			var key = param[0] || null;
			if ( key === null ) { continue; }
			if ( typeof param[1] === 'undefined' ) { continue; }
			var value = param[1];
			 
			key = decodeURIComponent(key);
			value = decodeURIComponent(value);
			try {
			    
			    value = eval(value);
			} catch ( e ) {
 			}
 			var keys = key.split('.');
			if ( keys.length === 1 )
			{	 
				json[key] = value;
			}
			else
			{	 
				var path = '';
				for ( ii in keys )
				{	 
					key = keys[ii];
					path += '.'+key;
					eval('json'+path+' = json'+path+' || {}');
				}
				eval('json'+path+' = value');
			}
			 
		}
		return json;
	};
 	$.LightboxClass = function ( )
	{	 
		this.construct();
	};
 	$.fn.lightbox = function ( options )
	{	 
		$.Lightbox = $.Lightbox || new $.LightboxClass();
 		options = $.extend({start:false,events:true}  , options);
 		var group = $(this);
 		if ( options.events )
		{	 
			$(group).unbind().click(function(){
 				var obj = $(this);
 				if ( !$.Lightbox.init($(obj)[0], group) )
				{	return false;	}
 				if ( !$.Lightbox.start() )
				{	return false;	}
 				return false;
			});
			 
			$(group).addClass('lightbox-enabled');
		}
 		if ( options.start )
		{	 
			var obj = $(this);
			 
			if ( !$.Lightbox.init($(obj)[0], group) )
			{	return this;	}
			 
			if ( !$.Lightbox.start() )
			{	return this;	}
		}
 		return this;
	};
 	$.extend($.LightboxClass.prototype,
	{	 
 		images: {
 			list:[],  
 			image: false,
 			prev: function ( image )
			{	 
				if ( typeof image === 'undefined' )
				{	image = this.active();
					if ( !image ) { return image; }
				}
 				if ( this.first(image) )
				{	return false;	}
 				return this.get(image.index-1);
			},
 			next: function ( image )
			{	 
				if ( typeof image === 'undefined' )
				{	image = this.active();
					if ( !image ) { return image; }
				}
 				if ( this.last(image) )
				{	return false;	}
 				return this.get(image.index+1);
			},
 			first: function ( image )
			{	 
				if ( typeof image === 'undefined' )
				{	return this.get(0);	}
 				return image.index === 0;
			},
 			last: function ( image )
			{	 
				if ( typeof image === 'undefined' )
				{	return this.get(this.size()-1);	}
 				return image.index === this.size()-1;
			},
 			single: function ( )
			{	 
				return this.size() === 1;
			},
 			size: function ( )
			{	 
				return this.list.length;
			},
 			empty: function ( )
			{	 
				return this.size() === 0;
			},
 			clear: function ( )
			{	 
				this.list = [];
				this.image = false;
			},
 			active: function ( image )
			{	 
				if ( typeof image === 'undefined' )
				{	return this.image;	}
 				image = this.get(image);
				if ( !image ) { return image; }
 				this.image = image;
 				return true;
			},
 			add: function ( obj )
			{
 				if ( obj[0] )
				{	 
					for ( var i = 0; i < obj.length; i++ )
					{	this.add(obj[i]);	}
					return true;
				}
 				var image = this.create(obj);
				if ( !image ) { return image; }
 				image.index = this.size();
 				this.list.push(image);
 				return true;
			},
 			create: function ( obj )
			{ 
				var image = {  
					src:	'',
					title:	'',
					description:	'',
					name:	'',
					index:	-1,
					image:	true
				};
 				if ( obj.image )
				{ 
					image.src = obj.src || image.src;
					image.title = obj.title || image.title;
					image.description = obj.description || image.description;
					image.name = obj.name || image.name;
					image.index = obj.index || image.index;
				}
				else if ( obj.tagName )
				{ 
					obj = $(obj);
					if ( obj.attr('src') || obj.attr('href') )
					{
						image.src = obj.attr('src') || obj.attr('href');
						image.title = obj.attr('title') || obj.attr('alt') || image.title;
						image.name = obj.attr('name') || '';
						 
						var s = image.title.indexOf(': ');
						if ( s > 0 )
						{ 
							image.description = image.title.substring(s+2) || image.description;
							image.title = image.title.substring(0,s) || image.title;
						}
					}
					else
					{ 
						image = false;
					}
				}
				else
				{ 
					image = false;
				}
				
				if ( !image )
				{ 
					$.log('ERROR', 'We dont know what we have:', obj);
					return false;
				}
 				return image;
			},
 			get: function ( image )
			{ 
 				if ( typeof image === 'undefined' || image === null )
				{	 
					return this.active();
				}
				else
				if ( typeof image === 'number' )
				{ 
					image = this.list[image] || false;
				}
				else
				{ 
					image = this.create(image);
					if ( !image ) { return false; }
					
 
					var f = false;
					for ( var i = 0; i < this.size(); i++ )
					{
						var c = this.list[i];
						if ( c.src === image.src && c.title === image.title && c.description === image.description )
						{	f = c;	}
					}
 
					image = f;
				}
 
				if ( !image )
				{ 
					$.log('ERROR', 'The desired image doesn\'t exist: ', image, this.list);
					return false;
				}
 
				return image;
			},
			
			debug: function ( )
			{
				return $.Lightbox.debug(arguments);
			}
			
		},
 
		constructed:		false,
		
		src:				null,	 
		baseurl:			null,
		
		files: {
 			js: {
				lightbox:	'/proj/grazana/js/jquery.lightbox.js'
			},
			css: {
				lightbox:	'/proj/grazana/css/jquery.lightbox.css'
			},
			images: {
				prev:		'/proj/grazana/images/prev.gif',
				next:		'/proj/grazana/images/next.gif',
				blank:		'/proj/grazana/images/blank.gif',
				loading:	'/proj/grazana/images/loading.gif'
			}
		},
		
		text: {
 			image:		'Image',
			of:			'of',
			close:		'Закрыть X',
			closeInfo:	' ',
			help: {
				close:		'Закрыть',
				interact:	'Hover to interact'
			},
			about: {
				text: 	'',
				title:	'',
				link:	' '
			}
		},
		show_linkback:	true,
		
		keys: {
			close:	'c',
			prev:	'p',
			next:	'n'
		},
		
		handlers: {
 			show:	null
		},
 		opacity:	0.9,
		padding:	null,	 
 		speed:		400, 
 		rel:		'lightbox',	 
 		auto_relify:	true, 
 		scroll_with:	false, 
 		options:	['baseurl', 'files', 'text', 'show_linkback', 'keys', 'opacity', 'padding', 'speed', 'rel', 'auto_relify', 'scroll_with'],
 		construct: function ( options )
		{ 
			var initial = typeof this.constructed === 'undefined' || this.constructed === false;
			this.constructed = true;
  			var domReady = initial;
  			options = $.extend({}, options);
  			if ( initial && (typeof options.files === 'undefined') )
			{ 
  				this.src = $('script[src*='+this.files.js.lightbox+']:first').attr('src');
  				if ( !this.src )
				{	 
					domReady = false;
				}
				else
				{	 
  					this.baseurl = this.src.substring(0, this.src.indexOf(this.files.js.lightbox));
  					var me = this;
					$.each(this.files, function(group, val){
						$.each(this, function(file, val){
							me.files[group][file] = me.baseurl+val;
						});
					});
					delete me;
  					options = $.extend(options, $.params_to_json(this.src));
				}
				
			}
			else
			if ( typeof options.files === 'object' )
			{ 
				var me = this;
				$.each(options.files, function(group, val){
					$.each(this, function(file, val){
						this[file] = me.baseurl+val;
					});
				});
				delete me;
			}
			else
			{ 
				domReady = false;
			}
			
 			
			for ( i in this.options )
			{	 
				var name = this.options[i];
				if ( (typeof options[name] === 'object') && (typeof this[name] === 'object') )
				{	 
					this[name] = $.extend(this[name], options[name]);
				}
				else if ( typeof options[name] !== 'undefined' )
				{ 
					this[name] = options[name];
				}
			}
 						
			if ( domReady || typeof options.files === 'object' || typeof options.text === 'object' || typeof options.show_linkback !== 'undefined' || typeof options.scroll_with !== 'undefined' )
			{ 
				$(function() {
					 
					$.Lightbox.domReady();
				});
			}
			
 			return true;
		},
		
		domReady: function ( )
		{
			 
			var stylesheets = this.files.css;
			var bodyEl = document.getElementsByTagName($.browser.safari ? 'head' : 'body')[0];
			for ( stylesheet in stylesheets )
			{
				var linkEl = document.createElement('link');
				linkEl.type = 'text/css';
				linkEl.rel = 'stylesheet';
				linkEl.media = 'screen';
				linkEl.href = stylesheets[stylesheet];
				linkEl.id = 'lightbox-stylesheet-'+stylesheet;
				$('#'+linkEl.id).remove();
				bodyEl.appendChild(linkEl);
			}
			delete stylesheets;
			delete bodyEl;
			
			 
			$('#lightbox,#lightbox-overlay').remove();
			$('body').append('<div id="lightbox-overlay"><div id="lightbox-overlay-text">'+(this.show_linkback?'<p><span id="lightbox-overlay-text-about"><a href="#" title="'+this.text.about.title+'">'+this.text.about.text+'</a></span></p><p>&nbsp;</p>':'')+'<p><span id="lightbox-overlay-text-close">'+this.text.help.close+'</span><br/>&nbsp;<span id="lightbox-overlay-text-interact">'+this.text.help.interact+'</span></p></div></div><div id="lightbox"><div id="lightbox-imageBox"><div id="lightbox-imageContainer"><img id="lightbox-image" /><div id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><img src="' + this.files.images.loading + '" /></a></div></div></div><div id="lightbox-infoBox"><div id="lightbox-infoContainer"><div id="lightbox-infoHeader"><span id="lightbox-caption"><span id="lightbox-caption-title"></span><span id="lightbox-caption-description"></span></span></div><div id="lightbox-infoFooter"><span id="lightbox-currentNumber"></span><span id="lightbox-close"><a href="#" id="lightbox-close-button" title="'+this.text.closeInfo+'">' + this.text.close + '</a></span></div><div id="lightbox-infoContainer-clear"></div></div></div></div>');
			
			 
			this.resizeBoxes();
			this.repositionBoxes();
			
		 
			$('#lightbox,#lightbox-overlay,#lightbox-overlay-text-interact').hide();
			
		 
			$.each(this.files.images, function()
			{	 
				var preloader = new Image();
				preloader.onload = function() {
					preloader.onload = null;
					preloader = null;
				};	preloader.src = this;
			});
			
 
			$(window).unbind().resize(function ()
			{	 
				$.Lightbox.resizeBoxes();
				$.Lightbox.repositionBoxes();
			});
			
			 
			if ( $.Lightbox.scroll_with )
			{	 
				$(window).scroll(function ()
				{	 
					$.Lightbox.repositionBoxes();
				});
			}
			
			 
			$('#lightbox-nav-btnPrev').unbind().hover(function() {  
				$(this).css({ 'background' : 'url(' + $.Lightbox.files.images.prev + ') left 45% no-repeat' });
			},function() { 
				$(this).css({ 'background' : 'transparent url(' + $.Lightbox.files.images.blank + ') no-repeat' });
			}).click(function() {
				$.Lightbox.showImage($.Lightbox.images.prev());
				return false;
			});
					
			 
			$('#lightbox-nav-btnNext').unbind().hover(function() { 
				$(this).css({ 'background' : 'url(' + $.Lightbox.files.images.next + ') right 45% no-repeat' });
			},function() {  
				$(this).css({ 'background' : 'transparent url(' + $.Lightbox.files.images.blank + ') no-repeat' });
			}).click(function() {
				$.Lightbox.showImage($.Lightbox.images.next());
				return false;
			});
			
			 
			if ( this.show_linkback )
			{	 
				$('#lightbox-overlay-text-about a').click(function(){window.open($.Lightbox.text.about.link); return false;});
			}
			$('#lightbox-overlay-text-close').unbind().hover(
				function(){
					$('#lightbox-overlay-text-interact').fadeIn();
				},
				function(){
					$('#lightbox-overlay-text-interact').fadeOut();
				}
			);
			
			 
			$('#lightbox-overlay, #lightbox, #lightbox-loading-link, #lightbox-btnClose').unbind().click(function() {
				$.Lightbox.finish();
				return false;	
			});
			
			 
			if ( $.Lightbox.auto_relify )
			{	 
				$.Lightbox.relify();
			}
			
			 
			return true;
		},
		
		relify: function ( )
		{	 
			var groups = {};
			var groups_n = 0;
			var orig_rel = this.rel;
			 
			$.each($('[@rel*='+orig_rel+']'), function(index, obj){
				 
				var rel = $(obj).attr('rel');
				 
				if ( rel === orig_rel )
				{	 
					rel = groups_n;  
				}
				 
				if ( typeof groups[rel] === 'undefined' )
				{	 
					groups[rel] = [];
					groups_n++;
				}
				 
				groups[rel].push(obj);
			});
			 
			$.each(groups, function(index, group){
				$(group).lightbox();
			});
			 
			return true;
		},
		
		init: function ( image, images)
		{	 
			if ( typeof images === 'undefined' )
			{
				images = image;
				image = 0;
			}
			
 			this.images.clear();
			
 			if ( !this.images.add(images) )
			{	return false;	}
			
 			if ( this.images.empty() )
			{	 
				$.log('WARNING', 'Lightbox started, but no images: ', image, images);
				return false;
			}
			
 			if ( !this.images.active(image) )
			{	return false;	}
			
 			return true;
		},
		
		start: function ( )
		{	 
			
			 
			$('embed, object, select').css('visibility', 'hidden'); 
			
 			this.resizeBoxes();
			
 			this.repositionBoxes({'speed':0});
			
 			$('#lightbox-infoFooter').hide();  
			$('#lightbox-image,#lightbox-nav,#lightbox-nav-btnPrev,#lightbox-nav-btnNext,#lightbox-infoBox').hide();
					
 			$('#lightbox-overlay').css('opacity',this.opacity).fadeIn(400, function(){
 				$('#lightbox').fadeIn(300);
				
 				if ( !$.Lightbox.showImage($.Lightbox.images.active()) )
				{	$.Lightbox.finish();	return false;	}
			});
			
 			return true;
		},
		
		finish: function ( )
		{	 
			$('#lightbox').hide();
			$('#lightbox-overlay').fadeOut(function() { $('#lightbox-overlay').hide(); });
			 
			$('embed, object, select').css({ 'visibility' : 'visible' }); 
		},
		
		resizeBoxes: function ( )
		{
 			$('#lightbox-overlay').css({
				width:		$(document).width(),
				height:		$(document).height()
			});
		},
		
		
		repositioning:			false,	 
		reposition_failsafe:	false,	 
		repositionBoxes: function ( options )
		{
 			if ( $.Lightbox.repositioning )
			{	 
				$.Lightbox.reposition_failsafe = true;
				return null;
			}
			$.Lightbox.repositioning = true;
			
 			options = $.extend({}, options);
			options.callback = options.callback || null;
			options.speed = options.speed || 'slow';
			
 			var pageScroll = this.getPageScroll();
			
 			var nHeight = options.nHeight || parseInt($('#lightbox').height(),10) || $(document).height()/3;
			
 			var nTop = pageScroll.yScroll + ($(document.body).height() /*frame height*/ - nHeight) / 2.5;
			var nLeft = pageScroll.xScroll;
			
 			var css = {
				left: nLeft,
				top: nTop
			};
			if (options.speed) {
				$('#lightbox').animate(css, 'slow', function(){
					if ( $.Lightbox.reposition_failsafe )
					{	 
						$.Lightbox.repositioning = $.Lightbox.reposition_failsafe = false;
						$.Lightbox.repositionBoxes(options);
					}
					else
					{	 
						$.Lightbox.repositioning = false;
						if ( options.callback )
						{	 
							options.callback();
						}
					}
				});
			}
			else
			{
				$('#lightbox').css(css);
				if ( $.Lightbox.reposition_failsafe )
				{	 
					$.Lightbox.repositioning = $.Lightbox.reposition_failsafe = false;
					$.Lightbox.repositionBoxes(options);
				}
				else
				{	 
					$.Lightbox.repositioning = false;
				}
			}
			
			// Done
			return true;
		},
		
		showImage: function ( image, options )
		{
			 
			image = this.images.get(image);
			if ( !image ) { return image; }
			
			 
			options = $.extend({step:1}, options);
 			var skipped_step_1 = options.step > 1 && this.images.active().src !== image.src;
			var skipped_step_2 = options.step > 2 && $('#lightbox-image').attr('src') !== image.src;
			if ( skipped_step_1 || skipped_step_2 )
			{	 
				$.log('We wanted to skip a few steps: ', options, image, skipped_step_1, skipped_step_2);
				options.step = 1;
			}
			
			 
			switch ( options.step )
			{
				 
				case 1:
				
 					this.KeyboardNav_Disable();
					
 					$('#lightbox-loading').show();
					
 					$('#lightbox-image,#lightbox-nav,#lightbox-nav-btnPrev,#lightbox-nav-btnNext,#lightbox-infoBox').hide();
					
 					$('#lightbox-imageBox').unbind();
 					if ( !this.images.active(image) ) { return false; }
					
 					var preloader = new Image();
					preloader.onload = function() {
						$.Lightbox.showImage(null, {step:2, width:preloader.width, height:preloader.height});
						preloader.onload = null;
						preloader = null;
					};
					preloader.src = image.src;
					
 					break;
				
				
 				case 2:
					
 					$('#lightbox-image').attr('src', image.src);
					
 					options = $.extend({width:null, height:null}, options);
					
 					if ( typeof this.padding === 'undefined' || this.padding === null || isNaN(this.padding) )
					{	 
						this.padding = parseInt($('#lightbox-imageContainer').css('padding-left'), 10) || parseInt($('#lightbox-imageContainer').css('padding'), 10) || 0;
					}
					
 					var iWidth  = options.width;
					var iHeight = options.height;
					
 					var cWidth = $('#lightbox-imageBox').width();
					var cHeight = $('#lightbox-imageBox').height();
			
 					var nWidth	= (iWidth  + (this.padding * 2));  
					var nHeight	= (iHeight + (this.padding * 2));  
					
 					var dWidth  = cWidth  - nWidth;
					var dHeight = cHeight - nHeight;
					
 					$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({ height: iHeight + (this.padding * 2) }); 
					$('#lightbox-infoBox').css({ width: iWidth+this.padding*2 });
					
 					this.repositionBoxes({'nHeight':nHeight});
					
 					if ( dWidth === 0 && dHeight === 0 )
					{	 
						this.pause(this.speed/3);
						$.Lightbox.showImage(null, {step:3});
					}
					else
					{	 
						$('#lightbox-imageBox').animate({ width: nWidth, height: nHeight }, this.speed, function ( ) { $.Lightbox.showImage(null, {step:3}); } );
					}
					
 					break;
				
				
 				case 3:
					
 					$('#lightbox-loading').hide();
					
 					$('#lightbox-image').fadeIn(500, function() {$.Lightbox.showImage(null, {step:4}); });
					
 					this.preloadNeighbours();
					
 					if ( $.Lightbox.handlers.show !== null )
					{ 
						$.Lightbox.handlers.show(image);
					}
					
 					break;
				
				
 				case 4:
					
 					$('#lightbox-caption-title').html(image.title + (image.description ? ': ' : '') || '');
					$('#lightbox-caption-description').html(image.description || '&nbsp;');
					
 					if ( this.images.size() > 1 )
					{	 
						$('#lightbox-currentNumber').html(this.text.image + '&nbsp;' + ( image.index + 1 ) + '&nbsp;' + this.text.of + '&nbsp;' + this.images.size());
					} else
					{	 
						$('#lightbox-currentNumber').html('&nbsp;');
					}
					
 					$('#lightbox-imageBox').unbind('mouseover').mouseover(function(){
						 $('#lightbox-infoBox').slideDown('fast');
					 });
					
 					$('#lightbox-infoBox').unbind('mouseover').mouseover(function(){
						 $('#lightbox-infoFooter').slideDown('fast');
					 });
					
 					$('#lightbox-nav-btnPrev, #lightbox-nav-btnNext').css({ 'background' : 'transparent url(' + this.files.images.blank + ') no-repeat' });
					
 					if ( !this.images.first(image) ) {
 						$('#lightbox-nav-btnPrev').show();
					}
					
 					if ( !this.images.last(image) ) {
 						$('#lightbox-nav-btnNext').show();
					}
					
 					$('#lightbox-nav').show();
					
 					this.KeyboardNav_Enable();
					
 					break;
					
					
 				default:
					$.log('ERROR', 'Don\'t know what to do: ',options);
					return this.showImage(image, {step:1});
 				
			}
			
 			return true;
		},
		
		preloadNeighbours: function ( )
		{	 
			if ( this.images.single() || this.images.empty() )
			{	return true;	}
			
			 
			var image = this.images.active();
			if ( !image ) { return image; }
			
		 
			var prev = this.images.prev(image);
			var objNext;
			if ( prev ) {
				objNext = new Image();
				objNext.src = prev.src;
			}
			
			 
			var next = this.images.next(image);
			if ( next ) {
				objNext = new Image();
				objNext.src = next.src;
			}
		},
		
 		
		KeyboardNav_Enable: function ( ) {
			$(document).keydown(function(objEvent) {
				$.Lightbox.KeyboardNav_Action(objEvent);
			});
		},
		
		KeyboardNav_Disable: function ( ) {
			$(document).unbind();
		},
		
		KeyboardNav_Action: function ( objEvent ) {
			 
			objEvent = objEvent || window.event;
			
			 
			var keycode = objEvent.keyCode;
			var escapeKey = objEvent.DOM_VK_ESCAPE   || 27;
			
			 
			var key = String.fromCharCode(keycode).toLowerCase();
			
			 
			if ( key === this.keys.close || keycode === escapeKey )
			{	return $.Lightbox.finish();		}
			
			 
			if ( key === this.keys.prev || keycode === 37 )
			{	 
				return $.Lightbox.showImage($.Lightbox.images.prev());
			}
			
			 
			if ( key === this.keys.next || keycode === 39 )
			{	 
				return $.Lightbox.showImage($.Lightbox.images.next());
			}
			
			 
			return true;
		},
		
		getPageScroll: function ( ) {
			var xScroll, yScroll;
			if (self.pageYOffset)
			{	 
				yScroll = self.pageYOffset;
				xScroll = self.pageXOffset;
			} else if (document.documentElement && document.documentElement.scrollTop)
			{	 
				yScroll = document.documentElement.scrollTop;
				xScroll = document.documentElement.scrollLeft;
			} else if (document.body)
			{	 
				yScroll = document.body.scrollTop;
				xScroll = document.body.scrollLeft;	
			}
			var arrayPageScroll = {'xScroll':xScroll,'yScroll':yScroll};
			return arrayPageScroll;
		},
		
		
		pause: function ( ms ) {
			var date = new Date();
			var curDate = null;
			do { curDate = new Date(); }
			while ( curDate - date < ms);
		}
	
	});  
	if ( typeof $.Lightbox === 'undefined' )
	{	// 
		$.Lightbox = new $.LightboxClass();
	}

 

})(jQuery);