function addEvent(a, b, c) {
	if(a.addEventListener) {
		a.addEventListener(b, c, false)}
	else if(a.attachEvent) {
		a.attachEvent(['on', b].join(''), c)}
	else {
		a[['on', b].join('')] = c}
	}
function WindowSize() {
	this.w = 0; 
	this.h = 0; 
	return this.update()}
WindowSize.prototype.update = function() {
	var d = document; 
	this.w = (window.innerWidth) ? window.innerWidth : (d.documentElement && d.documentElement.clientWidth) ? d.documentElement.clientWidth : d.body.clientWidth; 
	this.h = (window.innerHeight) ? window.innerHeight : (d.documentElement && d.documentElement.clientHeight) ? d.documentElement.clientHeight : d.body.clientHeight; 
	return this}; 
function PageSize() {
	this.win = new WindowSize(); 
	this.w = 0; 
	this.h = 0; 
	return this.update()}
PageSize.prototype.update = function() {
	var d = document; 
	this.w = (window.innerWidth && window.scrollMaxX) ? window.innerWidth + window.scrollMaxX : (d.body.scrollWidth > d.body.offsetWidth) ? d.body.scrollWidth : d.body.offsetWidt; 
	this.h = (window.innerHeight && window.scrollMaxY) ? window.innerHeight + window.scrollMaxY : (d.body.scrollHeight > d.body.offsetHeight) ? d.body.scrollHeight : d.body.offsetHeight; 
	this.win.update(); 
	if(this.w < this.win.w)this.w = this.win.w; 
	if(this.h < this.win.h)this.h = this.win.h; 
	return this}; 
function PagePos() {
	this.x = 0; 
	this.y = 0; 
	return this.update()}
PagePos.prototype.update = function() {
	var d = document; 
	this.x = (window.pageXOffset) ? window.pageXOffset : (d.documentElement && d.documentElement.scrollLeft) ? d.documentElement.scrollLeft : (d.body) ? d.body.scrollLeft : 0; 
	this.y = (window.pageYOffset) ? window.pageYOffset : (d.documentElement && d.documentElement.scrollTop) ? d.documentElement.scrollTop : (d.body) ? d.body.scrollTop : 0; 
	return this}; 
function UserAgent() {
	var a = navigator.userAgent; 
	this.isWinIE = this.isMacIE = false; 
	this.isGecko = a.match(/Gecko\//);
	this.isSafari = a.match(/AppleWebKit/);
	this.isOpera = window.opera; 
	if(document.all &&!this.isGecko &&!this.isSafari &&!this.isOpera) {
		this.isWinIE = a.match(/Win/);
		this.isMacIE = a.match(/Mac/);
		this.isNewIE = (a.match(/MSIE 5\.5/)||a.match(/MSIE 6\.0/))}return this}function LightBox(a){var b=this;
		b._imgs = new Array(); 
		b._wrap = null; 
		b._box = null; 
		b._open =- 1; 
		b._page = new PageSize(); 
		b._pos = new PagePos(); 
		b._ua = new UserAgent(); 
		b._expandable = false; 
		b._expanded = false; 
		b._expand = a.expandimg; 
		b._shrink = a.shrinkimg; 
		return b._init(a)}
	LightBox.prototype =  {
		_init : function(a) {
			var b = this; 
			var d = document; 
			if(!d.getElementsByTagName)return; 
			var c = d.getElementsByTagName("a"); 
			for(var i = 0; i < c.length; i++) {
				var e = c[i]; 
				var f = b._imgs.length; 
				if(!e.getAttribute("href") || e.getAttribute("rel") != "lightbox")continue; 
				b._imgs[f] =  {
					src : e.getAttribute("href"), w :- 1, h :- 1, title : '', cls : e.className}; 
				if(e.getAttribute("title"))b._imgs[f].title = e.getAttribute("title"); 
				else if(e.firstChild && e.firstChild.getAttribute && e.firstChild.getAttribute("title"))b._imgs[f].title = e.firstChild.getAttribute("title"); 
				e.onclick = b._genOpener(f)}
			var g = d.getElementsByTagName("body")[0]; 
			b._wrap = b._createWrapOn(g, a.loadingimg); 
			b._box = b._createBoxOn(g, a); 
			return b}
		, _genOpener : function(a) {
			var b = this; 
			return function() {
				b._show(a); 
				return false}
			}
		, _createWrapOn : function(b, c) {
			var d = this; 
			if(!b)return null; 
			var e = document.createElement('div'); 
			e.id = 'overlay'; 
			with(e.style) {
				display = 'none'; 
				position = 'fixed'; 
				top = '0px'; 
				left = '0px'; 
				zIndex = '50'; 
				width = '100%'; 
				height = '100%'}
			if(d._ua.isWinIE)e.style.position = 'absolute'; 
			addEvent(e, "click", function() {
				d._close()}
			); 
			b.appendChild(e); 
			var f = new Image; 
			f.onload = function() {
				var a = document.createElement('img'); 
				a.id = 'loadingImage'; 
				a.src = f.src; 
				a.style.position = 'relative'; 
				d._set_cursor(a); 
				addEvent(a, 'click', function() {
					d._close()}
				); 
				e.appendChild(a); 
				f.onload = function() {
					}
				}; 
			if(c != '')f.src = c; 
			return e}
		, _createBoxOn : function(b, c) {
			var d = this; 
			if(!b)return null; 
			var e = document.createElement('div'); 
			e.id = 'lightbox'; 
			with(e.style) {
				display = 'none'; 
				position = 'absolute'; 
				zIndex = '60'}
			b.appendChild(e); 
			var f = document.createElement('img'); 
			f.id = 'lightboxImage'; 
			d._set_cursor(f); 
			addEvent(f, 'click', function() {
				d._close()}
			); 
			addEvent(f, 'mouseover', function() {
				d._show_action()}
			); 
			addEvent(f, 'mouseout', function() {
				d._hide_action()}
			); 
			e.appendChild(f); 
			var g = document.createElement('img'); 
			g.id = 'actionImage'; 
			with(g.style) {
				display = 'none'; 
				position = 'absolute'; 
				top = '15px'; 
				left = '15px'; 
				zIndex = '70'}
			d._set_cursor(g); 
			g.src = d._expand; 
			addEvent(g, 'mouseover', function() {
				d._show_action()}
			); 
			addEvent(g, 'click', function() {
				d._zoom()}
			); 
			e.appendChild(g); 
			addEvent(window, 'resize', function() {
				d._set_size(true)}
			); 
			if(c.closeimg) {
				var h = document.createElement('img'); 
				h.id = 'closeButton'; 
				with(h.style) {
					display = 'inline'; 
					position = 'absolute'; 
					right = '10px'; 
					bottom:'0px'; 
					zIndex = '80'}
				h.src = c.closeimg; 
				d._set_cursor(h); 
				addEvent(h, 'click', function() {
					d._close()}
				); 
				e.appendChild(h)}
			var i = document.createElement('span'); 
			i.id = 'lightboxCaption'; 
			with(i.style) {
				display = 'none'; 
				position = 'absolute'; 
				zIndex = '80'}
			e.appendChild(i); 
			if(!c.effectpos)c.effectpos =  {
				x : 0, y : 0}; 
			else {
				if(c.effectpos.x == '')c.effectpos.x = 0; 
				if(c.effectpos.y == '')c.effectpos.y = 0}
			var j = new Image; 
			j.onload = function() {
				var a = document.createElement('img'); 
				a.id = 'effectImage'; 
				a.src = j.src; 
				if(c.effectclass)a.className = c.effectclass; 
				with(a.style) {
					position = 'absolute'; 
					display = 'none'; 
					left = [c.effectpos.x, 'px'].join(''); 
					top = [c.effectpos.y, 'px'].join(''); 
					zIndex = '90'}
				d._set_cursor(a); 
				addEvent(a, 'click', function() {
					a.style.display = 'none'}
				); 
				e.appendChild(a)}; 
			if(c.effectimg != '')j.src = c.effectimg; 
			return e}
		, _set_photo_size : function() {
			var a = this; 
			if(a._open ==- 1)return; 
			var b = a._box.firstChild; 
			var c =  {
				w : a._page.win.w - 30, h : a._page.win.h - 30}; 
			var d =  {
				w : a._imgs[a._open].w, h : a._imgs[a._open].h}; 
			var e = 1.0; 
			if((d.w >= c.w || d.h >= c.h) && d.h && d.w)e = ((c.w / d.w) < (c.h / d.h)) ? c.w / d.w : c.h / d.h; 
			b.width = Math.floor(d.w * e); 
			b.height = Math.floor(d.h * e); 
			a._expandable = (e < 1.0) ? true : false; 
			if(a._ua.isWinIE)a._box.style.display = "block"; 
			a._box.style.top = [a._pos.y + (a._page.win.h - b.height - 30) / 2, 'px'].join(''); 
			a._box.style.left = [((a._page.win.w - b.width - 30) / 2), 'px'].join(''); 
			a._show_caption(true)}
		, _set_size : function(a) {
			var b = this; 
			if(b._open ==- 1)return; 
			b._page.update(); 
			b._pos.update(); 
			var c = b._wrap.firstChild; 
			if(c) {
				var d = (b._page.win.h - c.height) / 2; 
				if(b._wrap.style.position == 'absolute')d += b._pos.y; 
				c.style.top = [d, 'px'].join(''); 
				c.style.left = [(b._page.win.w - c.width - 30) / 2, 'px'].join('')}
			if(b._ua.isWinIE) {
				b._wrap.style.width = [b._page.win.w, 'px'].join(''); 
				b._wrap.style.height = [b._page.h, 'px'].join('')}
			if(a)b._set_photo_size()}
		, _show_action : function() {
			var a = this; 
			if(a._open ==- 1 ||!a._expandable)return; 
			var b = document.getElementById('actionImage'); 
			if(!b)return; 
			b.src = (a._expanded) ? a._shrink : a._expand; 
			b.style.display = 'inline'}
		, _hide_action : function() {
			var a = this; 
			var b = document.getElementById('actionImage'); 
			if(b)b.style.display = 'none'}
		, _zoom : function() {
			var a = this; 
			if(a._expanded) {
				a._set_photo_size(); 
				a._expanded = false}
			else if(a._open >- 1) {
				var b = a._box.firstChild; 
				a._box.style.top = [a._pos.y, 'px'].join(''); 
				a._box.style.left = '0px'; 
				b.width = a._imgs[a._open].w; 
				b.height = a._imgs[a._open].h; 
				a._show_caption(false); 
				a._expanded = true}
			a._show_action()}
		, _show_caption : function(a) {
			var b = this; 
			var c = document.getElementById('lightboxCaption'); 
			if(!c)return; 
			if(c.innerHTML.length == 0 ||!a) {
				c.style.display = 'none'}
			else {
				var d = b._box.firstChild; 
				with(c.style) {
					top = [d.height + 10, 'px'].join(''); 
					left = '0px'; 
					width = [d.width + 20, 'px'].join(''); 
					height = '1.2em'; 
					display = 'block'}
				}
			}
		, _show : function(a) {
			var b = this; 
			var c = new Image; 
			if(a < 0 || a >= b._imgs.length)return; 
			var d = document.getElementById('loadingImage'); 
			var e = document.getElementById('lightboxCaption'); 
			var f = document.getElementById('effectImage'); 
			b._open = a; 
			b._set_size(false); 
			b._wrap.style.display = "block"; 
			if(d)d.style.display = 'inline'; 
			c.onload = function() {
				if(b._imgs[b._open].w ==- 1) {
					b._imgs[b._open].w = c.width; 
					b._imgs[b._open].h = c.height}
				if(f) {
					f.style.display = (!f.className || b._imgs[b._open].cls == f.className) ? 'block':'none'}
				if(e)e.innerHTML = b._imgs[b._open].title; 
				b._set_photo_size(); 
				b._hide_action(); 
				b._box.style.display = "block"; 
				b._box.firstChild.src = c.src; 
				b._box.firstChild.setAttribute('title', b._imgs[b._open].title); 
				if(d)d.style.display = 'none'}; 
			b._expandable = false; 
			b._expanded = false; 
			c.src = b._imgs[b._open].src}
		, _set_cursor : function(a) {
			var b = this; 
			if(b._ua.isWinIE &&!b._ua.isNewIE)return; 
			a.style.cursor = 'pointer'}
		, _close : function() {
			var a = this; 
			a._open =- 1; 
			a._hide_action(); 
			a._wrap.style.display = "none"; 
			a._box.style.display = "none"}
		};