/*
 * (c) Copyright 2006, Klika, all rights reserved.
 *
 * This code is the property of Klika d.o.o. The code
 * may not be included in, invoked from, or otherwise
 * used in any software, service, device, or process
 * which is sold, exchanged for profit, or for which
 * a license, subscription, or royalty fee is charged.
 *
 * Permission is granted to use this code for personal,
 * educational, research, or commercial purposes, provided
 * this notice is included, and provided this code is not
 * used as described in the above paragraph.
 *
 * This code may not be modified without express
 * permission of Klika. You may not delete, disable, or in
 * any manner alter distinctive brand features rendered
 * by the code. The use of this code in derivative work is
 * permitted, provided that the code and this notice are
 * included in full, and provided that the code is used in
 * accordance with these terms.
 *
 * Email: info at triptracker.net
 * Web:   http://slideshow.triptracker.net
 */


var agent = navigator.userAgent.toLowerCase();
var IE = (agent.indexOf("msie") !=  - 1 && agent.indexOf("opera") ==  - 1);
var IE7 = (agent.indexOf("msie 7") !=  - 1);
var OPERA = (agent.indexOf("opera") !=  - 1);
var STRICT_MODE = (document.compatMode == "CSS1Compat");
var _DOMAIN = undefined;
var GALLERY_W = 675;
var log = getLogger();
if (document.location.href.indexOf("#jslog") !=  - 1)
    log.enable();
function Logger()
{
    this.enable = loggerEnable;
    this.clear = loggerClear;
    this.log = loggerLog;
    this.debug = loggerDebug;
    this.info = loggerInfo;
    this.error = loggerError;
    var console = undefined;
    try
    {
        console = document.createElement("textarea");
        console.style.display = "none";
        console.style.position = "absolute";
        console.style.right = "2px";
        console.style.bottom = "2px";
        console.style.width = "23em";
        console.style.height = "40em";
        console.style.fontFamily = "monospace";
        console.style.fontSize = "9px";
        console.style.color = "#000000";
        setOpacity(console, 0.7);
        console.border = "1px solid #808080";
        console.ondblclick = clearLogger;
    }
    catch (e){}
    this.console = console;
    this.enabled = false;
    this.logTimeStart = getTimeMillis();
}

function getLogger()
{
    var log = undefined;
    var win = window;
    while (log == undefined)
    {
        try
        {
            log = win.document.log;
        }
        catch (e)
        {
            break;
        }
        if (win == win.parent)
            break;
        win = win.parent;
    }
    if (log == undefined)
    {
        log = new Logger();
        document.log = log;
    }
    return log;
}

function clearLogger()
{
    getLogger().clear();
}

function loggerEnable()
{
    if (this.enabled || this.console == undefined)
        return ;
    if (window.document.body != undefined)
    {
        window.document.body.appendChild(this.console);
        this.console.style.display = "";
        this.enabled = true;
    }
}

function loggerDebug(msg)
{
    this.log("DEBUG", msg);
}

function loggerInfo(msg)
{
    this.log("INFO", msg);
}

function loggerError(msg, e)
{
    this.log("ERROR", msg, e);
}

function loggerLog(level, msg, e)
{
    if (!this.enabled || this.console == undefined)
        return ;
    var millis = (getTimeMillis() - this.logTimeStart) + "";
    while (millis.length < 6)
        millis += " ";
    var m = millis + " ";
    if (msg != undefined)
        m += msg + " ";
    if (e != undefined)
        m += e.name + ": " + e.message;
    this.console.value += m + "\n";
}

function loggerClear()
{
    if (!this.enabled || this.console == undefined)
        return ;
    this.console.value = "";
}

function getTimeMillis()
{
    var t = new Date();
    return Date.UTC(t.getFullYear(), t.getMonth(), t.getDay(), t.getHours(),
        t.getMinutes(), t.getSeconds(), t.getMilliseconds());
}

function getEvent(event)
{
    return (event != undefined ? event : window.event);
}

function preventDefault(event)
{
    if (event.preventDefault)
    {
        event.preventDefault();
        event.stopPropagation();
    }
    else
    {
        event.returnValue = false;
        event.cancelBubble = true;
    }
}

function getEventTarget(event)
{
    if (event == undefined)
        return undefined;
    if (event.srcElement != undefined)
        return event.srcElement;
    else
        return event.target;
}

function getResponse(url, async, getXML, callback, data)
{
    var req = undefined;
    try
    {
        req = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e1)
    {
        try
        {
            req = new ActiveXObject("Microsoft.XMLHTTP");
        }
        catch (e2)
        {
            req = new XMLHttpRequest();
        }
    }
    if (req == undefined)
    {
        log.error("Failed to initialize XML/HTTP");
        return undefined;
    }
    req.open("GET", url, async);
    if (!async)
    {
        req.send(undefined);
        if (req.readyState != 4)
        {
            log.error("Request failed: " + req.readyState);
            return undefined;
        }
        if (!getXML)
            return req.responseText;
        else
            return req.responseXML;
    }
    else
    {
        req.onreadystatechange = function()
        {
            callback(req, data);
        };
        req.send(undefined);
        return undefined;
    }
}

function getElementsByTagName(node, tag)
{
    if (node == undefined)
        return undefined;
    if (tag.indexOf(":") !=  - 1 && !IE)
    {
        tag = tag.split(":")[1];
        return node.getElementsByTagName(tag);
    }
    else
    {
        return node.getElementsByTagName(tag);
    }
}

function getFirstElementsValue(node, tag)
{
    if (node == undefined)
        return undefined;
    var nodes = getElementsByTagName(node, tag);
    if (nodes.length == 0)
        return undefined;
    else
        return getElementValue(nodes[0]);
}

function getElementValue(node)
{
    var i;
    var val = "";
    for (i = 0; i < node.childNodes.length; i++)
        val += node.childNodes[i].nodeValue;
    return val;
}

function trim(str)
{
    if (str == undefined)
        return undefined;
    return str.replace(/^\s*([\s\S]*\S+)\s*$|^\s*$/,'$1');
}

function getRootWindow()
{
    var win = window;
    while (win != undefined)
    {
        try
        {
            if (win == win.parent)
            {
                break;
            }
            else if (win.parent != undefined &&
                win.parent.document.location.href.indexOf("/selenium-server/")
                !=  - 1)
            {
                break;
            }
            win = win.parent;
        }
        catch (e)
        {
            break;
        }
    }
    return win;
}

function getURLParams()
{
    var i, params = [];
    var url = window.location.search;
    if (url == undefined || url.length == 0)
        return undefined;
    url = url.substring(1);
    var namevals = url.replace(/\+/g," ").split("&");
    for (i = 0; i < namevals.length; i++)
    {
        var name, val;
        var pos = namevals[i].indexOf("=");
        if (pos !=  - 1)
        {
            name = namevals[i].substring(0, pos);
            val = unescape(namevals[i].substring(pos + 1));
        }
        else
        {
            name = namevals[i];
            val = undefined;
        }
        params[name] = val;
    }
    return params;
}

function setCookie(name, value, expire)
{
    var expiry = (expire == undefined) ? "" : ("; expires=" +
        expire.toGMTString());
    document.cookie = name + "=" + value + expiry;
}

function getCookie(name)
{
    if (document.cookie == undefined || document.cookie.length == 0)
        return undefined;
    var search = name + "=";
    var index = document.cookie.indexOf(search);
    if (index !=  - 1)
    {
        index += search.length;
        var end = document.cookie.indexOf(";", index);
        if (end ==  - 1)
            end = document.cookie.length;
        return unescape(document.cookie.substring(index, end));
    }
}

function removeCookie(name)
{
    var today = new Date();
    var expires = new Date();
    expires.setTime(today.getTime() - 1);
    setCookie(name, "", expires);
}

function getMessage(id)
{
    if (MESSAGES[id] == undefined)
    {
        return "(" + id + ")";
    }
    else
    {
        return MESSAGES[id];
    }
}

function localizeNodeAttribs(node)
{
    var i;
    if (node == undefined)
        return ;
    if (node.alt != undefined && node.alt.indexOf("#") == 0)
    {
        node.alt = getMessage(node.alt.substring(1));
    }
    if (node.title != undefined && node.title.indexOf("#") == 0)
    {
        node.title = getMessage(node.title.substring(1));
    }
    if (node.childNodes != undefined)
    {
        for (i = 0; i < node.childNodes.length; i++)
        {
            localizeNodeAttribs(node.childNodes[i]);
        }
    }
}

function padNumber(n, pad)
{
    n = n + "";
    while (n.length < pad)
    {
        n = "0" + n;
    }
    return n;
}

function formatDate(date, longFormat)
{
    if (date == undefined)
        return undefined;
    return padNumber(date.getMonth() + 1, 2) + "/" + padNumber(date.getDate(),
        2) + (longFormat ? "/" + date.getFullYear(): "") + " " + padNumber
        (date.getHours(), 2) + ":" + padNumber(date.getMinutes(), 2);
}

function parseISOTime(strTime)
{
    if (strTime == undefined)
        return undefined;
    var isoRE =  /^(\d{4})-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d)(\.\d{3})?([Z+-])?(\d\d)?:?(\d\d)?$/;
    if (!isoRE.test(strTime))
    {
        return undefined;
    }
    else
    {
        return new Date(RegExp. $1, RegExp. $2 - 1, RegExp. $3, RegExp. $4,
            RegExp. $5, RegExp. $6);
    }
}

function setOpacity(elt, opacity)
{
    if (IE)
    {
        elt.style.filter = "alpha(opacity=" + parseInt(opacity * 100) + ")";
    }
    elt.style.KhtmlOpacity = opacity;
    elt.style.opacity = opacity;
}

function validCoordinates(lat, lon)
{
    return (Math.abs(lat) <= 90 && Math.abs(lon) <= 180);
}

function isHosted()
{
    var url = document.location.href;
    return (url.indexOf("http://localhost") ==  - 1 && url.indexOf(
        "http://127.0.0.1") ==  - 1 && !checkDomain());
}

function checkDomain()
{
    if (_DOMAIN == undefined)
        return false;
    var protocol = document.location.protocol;
    if (protocol == undefined)
        protocol = "http:";
    var host = document.location.host;
    if (host == undefined)
        host = "";
    if (protocol.toLowerCase().indexOf("file") == 0)
    {
        return true;
    }
    var pos = host.lastIndexOf(":");
    if (pos !=  - 1)
    {
        host = host.substring(0, pos);
    }
    if (host.indexOf("www.") == 0)
    {
        host = host.substring(4);
    }
    if (host == "" || host == "localhost" || host == "127.0.0.1")
        return true;
    var domain = _DOMAIN;
    pos = domain.indexOf("://");
    if (pos !=  - 1)
    {
        domain = domain.substring(pos + 3);
    }
    pos = domain.indexOf("/");
    if (pos !=  - 1)
    {
        domain = domain.substring(0, pos);
    }
    if (domain.indexOf("www.") == 0)
    {
        domain = domain.substring(4);
    }
    if (host == domain)
        return true;
    return false;
}

function getWindowSize(win)
{
    var availW = win.innerWidth;
    if (availW == undefined || availW == 0 || isNaN(availW))
        availW = win.document.documentElement.clientWidth;
    if (availW == undefined || availW == 0 || isNaN(availW))
        availW = win.document.body.clientWidth;
    var availH = win.innerHeight;
    if (availH == undefined || availH == 0 || isNaN(availH))
        availH = win.document.documentElement.clientHeight;
    if (availH == undefined || availH == 0 || isNaN(availH))
        availH = win.document.body.clientHeight;
    return {w:availW,h:availH};
}

function getDocumentSize(win)
{
    var winSize = getWindowSize(win);
    var scrollPos = getScrollPos(win);
    var w = winSize.w + scrollPos.left;
    var h = winSize.h + scrollPos.top;
    w = Math.max(w, win.document.body.offsetWidth);
    h = Math.max(h, win.document.body.offsetHeight);
    w = Math.max(w, win.document.body.scrollWidth);
    h = Math.max(h, win.document.body.scrollHeight);
    return {w:w,h:h};
}

function getScrollPos(win)
{
    var scrollTop = win.pageYOffset;
    if (scrollTop == undefined || scrollTop == 0)
        scrollTop = win.document.documentElement.scrollTop;
    if (scrollTop == undefined || scrollTop == 0)
        scrollTop = win.document.body.scrollTop;
    var scrollLeft = win.pageXOffset;
    if (scrollLeft == undefined || scrollLeft == 0)
        scrollLeft = win.document.documentElement.scrollLeft;
    if (scrollLeft == undefined || scrollLeft == 0)
        scrollLeft = win.document.body.scrollLeft;
    return {top:scrollTop,left:scrollLeft};
}

var CLEAR_EVENTS = ["onclick", "ondblclick", "onkeydown", "onkeypress",
    "onmousedown", "onmouseup", "onmousemove", "onmouseover", "onmouseout",
    "onmousewheeldown", "oncontextmenu"];
function clearEvents()
{
    var i, j;
    var count = 0;
    if (document.all == undefined)
        return ;
    for (i = 0; i < document.all.length; i++)
    {
        for (j = 0; j < CLEAR_EVENTS.length; j++)
        {
            var event = document.all[i][CLEAR_EVENTS[j]];
            if (event != undefined)
            {
                document.all[i][CLEAR_EVENTS[j]] = null;
                count++;
            }
        }
    }
}

if (window.attachEvent)
{
    window.attachEvent("onunload", clearEvents);
}

function getUniqueURL(url)
{
    if (url != undefined && url.indexOf("/jsmap/amazonswim") == 0)
    {
        var d = new Date();
        d = d.getFullYear() + "-" + padNumber(d.getMonth() + 1, 2) + "-" +
            padNumber(d.getDate(), 2);
        url = "/v" + d + url;
    }
    return url;
}

var MESSAGES =
{
    "gallery.nophotos": "No photos", "gallery.thumbs.start": "Start",
        "gallery.thumbs.end": "End", "gallery.toolbar.first": "First Photo",
        "gallery.toolbar.prev": "Previous Photo", "gallery.toolbar.view":
        "View Photo", "gallery.toolbar.next": "Next Photo",
        "gallery.toolbar.last": "Last Photo", "gallery.slider.left":
        "Expand Window", "gallery.slider.right": "Contract Window",
        "photoviewer.toolbar.first": "Go to Start (Home)",
        "photoviewer.toolbar.prev": "Previous Photo (Left arrow)",
        "photoviewer.toolbar.slideShow": "Start/Pause Slide Show (Space)",
        "photoviewer.toolbar.next": "Next Photo (Right arrow)",
        "photoviewer.toolbar.last": "Go to End (End)",
        "photoviewer.toolbar.email": "Email Photo",
        "photoviewer.toolbar.permalink": "Link to Photo",
        "photoviewer.toolbar.close": "Close (Esc)",
        "photoviewer.email.subject.photo": "Photo"
};
var VIEWER_INDEX = 0;
var SLIDE_DURATION = 4000;
var SLIDE_OFFSET = 50;
var SLIDE_PHOTOS = true;
var FADE_BORDER = false;
var FADE_STEPS = 10;
var MOVE_STEP = 1;
var PRELOAD_TIMEOUT = 15000;
var BORDER_WIDTH = 5;
var FONT_SIZE = 10;
var OFFSET_LEFT = 0;
var OFFSET_TOP = 0;
var REST_URL = "/rest/";
var P_IMG_ROOT = (isHosted() ?
    "image_slide/jsmap/images/photoviewer" :
    "/image_slide/jsmap/images/photoviewer");
var TOOLBAR_IMG = "toolbar.png";
var TOOLBAR_IMG_RUNNING = "toolbar2.png";
var TOOLBAR_IMG_BACK = "toolbar-back";
var TOOLBAR_IMG_MASK = "toolbar-mask.png";
var TOOLBAR_IMG_LOADING = "loading-anim.gif";
var TOOLBAR_W = 440;
var TOOLBAR_H = 75;
var TOOLBAR_IMG_W = 420;
var TOOLBAR_IMG_H = 44;
var TOOLBAR_LINK = "";
var TOOLBAR_FONT_COLOR = "#c0c0c0";
var TOOLBAR_FONT_STYLE = "tahoma, verdana, arial, helvetica, sans-serif";
var VIEWER_ID_PREFIX = "PhotoViewer";
var VIEWER_ID_BACK = VIEWER_ID_PREFIX + "Back";
var VIEWER_ID_TOOLBAR = VIEWER_ID_PREFIX + "Toolbar";
var VIEWER_ID_TOOLBAR_MAP = VIEWER_ID_PREFIX + "ToolbarMap";
var VIEWER_ID_TOOLBAR_IMG = VIEWER_ID_PREFIX + "ToolbarImg";
var VIEWER_ID_LOADING = VIEWER_ID_PREFIX + "Loading";
var VIEWER_ID_TIME = VIEWER_ID_PREFIX + "Time";
var VIEWER_ID_TITLE = VIEWER_ID_PREFIX + "Title";
var VIEWER_ID_BYLINE = VIEWER_ID_PREFIX + "Byline";
var TITLE_MAX_LENGTH = 140;

function PhotoViewer(win, handleKeys)
{
    this.setImageRoot = setImageRoot;
    this.add = addPhoto;
    this.show = showPhoto;
    this.close = closePhoto;
    this.isShown = isPhotoShown;
    this.setBackground = setPhotoBackground;
    this.setShowToolbar = setShowToolbar;
    this.setToolbarImage = setToolbarImage;
    this.setShowCallback = setShowCallback;
    this.setCloseCallback = setCloseCallback;
    this.setLoading = setPhotoLoading;
    this.addBackShade = addBackShade;
    this.addToolbar = addToolbar;
    this.addCaptions = addCaptions;
    this.next = nextPhoto;
    this.prev = prevPhoto;
    this.first = firstPhoto;
    this.last = lastPhoto;
    this.slideShow = slideShow;
    this.slideShowStop = slideShowStop;
    this.handleKey = viewerHandleKey;
    this.email = emailPhoto;
    this.favorite = favoritePhoto;
    this.permalink = linkPhoto;
    this.setBackgroundColor = setBackgroundColor;
    this.setBorderWidth = setBorderWidth;
    this.setSlideDuration = setSlideDuration;
    this.disablePanning = disablePanning;
    this.enablePanning = enablePanning;
    this.disableFading = disableFading;
    this.enableFading = enableFading;
    this.disableShade = disableShade;
    this.enableShade = enableShade;
    this.setShadeColor = setShadeColor;
    this.setShadeOpacity = setShadeOpacity;
    this.setFontSize = setFontSize;
    this.enableAutoPlay = enableAutoPlay;
    this.disableAutoPlay = disableAutoPlay;
    this.enableEmailLink = enableEmailLink;
    this.disableEmailLink = disableEmailLink;
    this.enablePhotoLink = enablePhotoLink;
    this.disablePhotoLink = disablePhotoLink;
    this.hideOverlappingElements = hideOverlappingElements;
    this.showOverlappingElements = showOverlappingElements;
    this.id = VIEWER_ID_PREFIX + VIEWER_INDEX;
    VIEWER_INDEX++;
    this.photos = [];
    this.index = 0;
    this.win = (win != undefined ? win : window);
    this.shown = false;
    this.showToolbar = true;
    this.backgroundColor = "#000000";
    this.shadeColor = "#000000";
    this.shadeOpacity = 0.7;
    this.borderColor = "#000000";
    this.shadeColor = "#000000";
    this.shadeOpacity = 0.7;
	
	this.slideLoop = true;
	
	this.enableSlideLoop = enableSlideLoop;
	this.disableSlideLoop = disableSlideLoop;
    
	this.borderWidth = BORDER_WIDTH;
    this.backgroundShade = true;
    this.fadePhotos = true;
    this.autoPlay = false;
    this.enableEmailLink = true;
    this.enablePhotoLink = true;
    this.slideDuration = SLIDE_DURATION;
    this.panPhotos = SLIDE_PHOTOS;
    this.fontSize = FONT_SIZE;
    if (handleKeys == undefined || handleKeys)
    {
        if (this.win.addEventListener)
        {
            this.win.addEventListener("keydown", viewerHandleKey, false);
        }
        else
        {
            this.win.document.attachEvent("onkeydown", viewerHandleKey);
        }
    }
    this.win.document.viewer = this;
}

function PhotoImg(id, src, w, h, time, title, byline)
{
    this.id = id;
    this.src = src;
    this.w = parseInt(w);
    this.h = parseInt(h);
    this.time = time;
    this.title = title;
    this.byline = byline;
}

function getViewer()
{
    var viewer = undefined;
    var win = window;
    while (viewer == undefined)
    {
        try
        {
            viewer = win.document.viewer;
        }
        catch (e)
        {
            break;
        }
        if (win == win.parent)
        {
            break;
        }
        win = win.parent;
    }
    return viewer;
}

function setImageRoot(root)
{
    P_IMG_ROOT = root;
}

function addPhoto(photo, title, time, byline)
{
    var type = typeof photo;
    if (typeof photo == "string")
    {
        photo = new PhotoImg(undefined, photo, undefined, undefined, time,
            title, byline);
    }
    this.photos.push(photo);
}

function setPhotoBackground(color, border, doShade)
{
    if (color != undefined)
        this.backgroundColor = color;
    if (border != undefined)
        this.borderColor = border;
    if (doShade != undefined)
        this.backgroundShade = doShade;
}

function setPhotoLoading(isLoading)
{
    this.isLoading = isLoading;
    var elt = this.win.document.getElementById(VIEWER_ID_LOADING);
    if (elt == undefined)
        return ;
    elt.style.display = isLoading ? "" : "none";
}

function setBackgroundColor(color)
{
    this.backgroundColor = color;
    this.borderColor = color;
}

function setBorderWidth(width)
{
    this.borderWidth = width;
}

function setSlideDuration(duration)
{
    this.slideDuration = duration;
}

function disableShade()
{
    this.backgroundShade = false;
}

function enableShade()
{
    this.backgroundShade = true;
}

function setShadeColor(color)
{
    this.shadeColor = color;
}

function setShadeOpacity(opacity)
{
    this.shadeOpacity = opacity;
}

function disableFading()
{
    this.fadePhotos = false;
}

function enableFading()
{
    this.fadePhotos = true;
}

function disablePanning()
{
    this.panPhotos = false;
}

function enablePanning()
{
    this.panPhotos = true;
}

function setFontSize(size)
{
    this.fontSize = size;
}

function enableAutoPlay()
{
    this.autoPlay = true;
}

function disableAutoPlay()
{
    this.autoPlay = false;
}

function enableEmailLink()
{
    this.enableEmailLink = true;
}

function disableEmailLink()
{
    this.enableEmailLink = false;
}

function enablePhotoLink()
{
    this.enablePhotoLink = true;
}

function disablePhotoLink()
{
    this.enablePhotoLink = false;
}

function enableSlideLoop()
{
    this.slideLoop = true;
}

function disableSlideLoop()
{
    this.slideLoop = false;
}

function showPhoto(index, cropWidth, opacity)
{
    if (this.photos.length == 0)
    {
        return true;
    }
    if (index != undefined)
        this.index = index;
    if (this.index < 0 || this.index >= this.photos.length)
    {
        if(this.index >= this.photos.length && this.slideLoop == true)
			this.index = 0;
		else
		{
		log.error("Invalid photo index");
        return true;
		}
    }
    var doc = this.win.document;
    var firstShow = false;
    if (!this.shown)
    {
        firstShow = true;
        doc.viewer = this;
        try
        {
            this.hideOverlappingElements();
        }
        catch (e){}
    }
    var zIndex = 16384;
    var winSize = getWindowSize(this.win);
    var availW = winSize.w - 20;
    var availH = winSize.h - 20;
    var scrollPos = getScrollPos(this.win);
    var scrollLeft = scrollPos.left;
    var scrollTop = scrollPos.top;
    this.addBackShade(zIndex);
    if (this.showToolbar)
    {
        this.addToolbar(availW, zIndex);
        this.addCaptions();
    }
    var photo = this.photos[this.index];
    if (isNaN(photo.w) || isNaN(photo.h))
    {
        if (photo.preloadImage != undefined)
        {
            if (isNaN(photo.w) && photo.preloadImage.width > 0)
                photo.w = photo.preloadImage.width;
            if (isNaN(photo.h) && photo.preloadImage.height > 0)
                photo.h = photo.preloadImage.height;
        }
        else
        {
            this.index--;
            this.next();
            return false;
        }
    }
    this.shown = true;
    var offset = 20;
    var pw =  - 1;
    var ph =  - 1;
    if (parseInt(photo.w) > availW || parseInt(photo.h) > availH)
    {
        if (parseInt(photo.w) / availW > parseInt(photo.h) / availH)
        {
            pw = availW - offset;
            ph = parseInt(pw * photo.h / photo.w);
        }
        else
        {
            ph = availH - offset;
            pw = parseInt(ph * photo.w / photo.h);
        }
    }
    else
    {
        pw = parseInt(photo.w);
        ph = parseInt(photo.h);
    }
    if (pw <= 0 || ph <= 0)
    {
        if (!this.showToolbar)
            throw "Missing photo dimension";
    }
    if (cropWidth == undefined)
        cropWidth = 0;
    var photoDiv = doc.createElement("div");
    photoDiv.style.visibility = "hidden";
    photoDiv.style.position = "absolute";
    photoDiv.style.zIndex = zIndex;
    photoDiv.style.overflow = "hidden";
    photoDiv.style.border = this.borderWidth + "px solid " + this.borderColor;
    photoDiv.style.textAlign = "center";
    photoDiv.style.backgroundColor = this.backgroundColor;
    var photoElt = doc.createElement("img");
    photoElt.style.visibility = "hidden";
    photoElt.style.position = "relative";
    photoElt.style.backgroundColor = this.backgroundColor;
    photoElt.style.border = "none";
    photoElt.style.cursor = "pointer";
    photoElt.style.zIndex = (parseInt(photoDiv.style.zIndex) + 1) + "";
    photoElt.onclick = closeViewer;
    if (opacity != undefined && this.fadePhotos)
    {
        var fadeElt = (FADE_BORDER ? photoDiv : photoElt);
        setOpacity(fadeElt, opacity);
    }
    var left = parseInt((availW - pw) / 2) + OFFSET_LEFT;
    photoDiv.style.left = (left + scrollLeft + cropWidth / 2) + "px";
    var top = parseInt((availH - ph) / 2) + OFFSET_TOP;
    photoDiv.style.top = (top + scrollTop) + "px";
    photoElt.style.visibility = "hidden";
    photoDiv.style.width = (pw - cropWidth) + "px";
    photoDiv.style.height = ph + "px";
    photoElt.style.width = pw + "px";
    photoElt.style.height = ph + "px";
    photoElt.src = photo.src;
    photoDiv.style.visibility = "visible";
    photoElt.style.visibility = "visible";
    photoDiv.appendChild(photoElt);
    doc.body.appendChild(photoDiv);
    if (this.photoDiv != undefined)
    {
        try
        {
            doc.body.removeChild(this.photoDiv);
        }
        catch (e){}
    }
    this.photoDiv = photoDiv;
    this.photoImg = photoElt;
    this.setLoading(false);
    if (this.showCallback != undefined)
        this.showCallback(this.index);
    if (firstShow && this.autoPlay)
    {
        this.slideShow(true);
    }
	/*
	if(this.index > this.photos.length && this.autoPlay && this.slideLoop == true)
	{
		this.slideShow(true);
	}*/
    return false;
}

function isPhotoShown()
{
    return this.shown;
}

function closeViewer()
{
    getViewer().close();
}

function onPhotoLoad(event)
{
    var viewer = getViewer();
    if (viewer != undefined)
    {
        if (flickrHack(viewer, viewer.index))
        {
            viewer.setLoading(false);
            viewer.index--;
            viewer.next();
            return ;
        }
        viewer.show();
    }
}

function closePhoto()
{
    var win = this.win;
    if (win == undefined)
        win = window;
    var doc = win.document;
    var elt = this.photoDiv;
    if (elt != undefined)
        doc.body.removeChild(elt);
    elt = doc.getElementById(VIEWER_ID_BACK);
    if (elt != undefined)
        doc.body.removeChild(elt);
    elt = doc.getElementById(VIEWER_ID_TOOLBAR);
    if (elt != undefined)
        doc.body.removeChild(elt);
    this.shown = false;
    this.slideShowRunning = false;
    this.slideShowPaused = false;
    try
    {
        this.showOverlappingElements();
    }
    catch (e){}
    if (this.closeCallback != undefined)
        this.closeCallback(this.index);
}

function nextPhoto(n)
{

	if (this.isLoading)
        return ;
    if (n == undefined)
	{
     	n = 1;
		
	}
    var oldIndex = this.index;
    if (this.index + n >= this.photos.length)
    {
        if (n > 1)
        {
			this.index = this.photos.length - 1;
		}
		else
            return ;
    }
    else if (this.index + n < 0)
    {
        if (n <  - 1)
            this.index = 0;
        else
            return ;
    }
    else
    {
        this.index += n;
    }
    if (this.index == oldIndex)
	{
		return ;
	}
    this.slideShowStop();
    var img = new Image();
    this.photos[this.index].preloadImage = img;
    this.setLoading(true);
    img.onload = onPhotoLoad;
    img.onerror = onPhotoLoad;
    img.src = this.photos[this.index].src;
}

function prevPhoto(n)
{
    if (n == undefined)
        n = 1;
    this.next( - n);
}

function firstPhoto()
{
    this.prev(this.photos.length);
}

function lastPhoto()
{
    this.next(this.photos.length);
}

var slideTimeout;
var slidePreloadImageLoaded = false;
var slidePreloadTime = undefined;
function slideShow(start)
{
    var doc = this.win.document;
    var viewer = this;
    var photoElt = this.photoImg;
    if (photoElt == undefined)
        return ;
    var photoDiv = this.photoDiv;
    var fadeElt = (FADE_BORDER ? photoDiv : photoElt);
    if (start != undefined && start == true)
    {
        if (this.isLoading || this.index >= this.photos.length - 1)
        {
           if (this.slideLoop)
		   	this.index = 0;
		   else
		   	return ;
        }
        if (this.slideShowPaused)
        {
            this.slideShowPaused = false;
            this.setToolbarImage(P_IMG_ROOT + "/" + TOOLBAR_IMG_RUNNING);
            return ;
        }
        else if (this.slideShowRunning)
        {
            this.slideShowPaused = true;
            this.setToolbarImage(P_IMG_ROOT + "/" + TOOLBAR_IMG);
            return ;
        }
        else
        {
            this.slideShowRunning = true;
            this.slideShowPaused = false;
            this.slideFirstPhoto = true;
            this.setToolbarImage(P_IMG_ROOT + "/" + TOOLBAR_IMG_RUNNING);
        }
    }
    else if (this.slideShowPaused)
    {
        window.setTimeout(function()
        {
            viewer.slideShow(false);
        }
        , 200);
        return ;
    }
    else if (!this.slideShowRunning)
    {
        this.setToolbarImage(P_IMG_ROOT + "/" + TOOLBAR_IMG);
        return ;
    }
    var left = 0;
    if (photoElt.leftOffset != undefined)
    {
        left = parseFloat(photoElt.leftOffset);
    }
    if (left == 0)
    {
        if (this.index < this.photos.length - 1)
        {
            slidePreloadImageLoaded = false;
            var slidePreloadImage = new Image();
            this.photos[this.index + 1].preloadImage = slidePreloadImage;
            slidePreloadTime = getTimeMillis();
            slidePreloadImage.onload = onSlideLoad;
            slidePreloadImage.onerror = onSlideLoad;
            slidePreloadImage.src = this.photos[this.index + 1].src;
        }
    }
    if (left >  - SLIDE_OFFSET)
    {
        left -= MOVE_STEP;
        if ( - left <= FADE_STEPS)
        {
            if (fadeElt.style.opacity != undefined && parseFloat
                (fadeElt.style.opacity) < 1)
            {
                if (this.fadePhotos && this.photos[this.index].src != undefined)
                    setOpacity(fadeElt,  - left / FADE_STEPS);
            }
        }
        else if (left + SLIDE_OFFSET < FADE_STEPS)
        {
            if (this.index < this.photos.length - 1 && !slidePreloadImageLoaded)
            {
                if (slidePreloadTime != undefined && getTimeMillis() -
                    slidePreloadTime > PRELOAD_TIMEOUT)
                    slidePreloadImageLoaded = true;
                left++;
                this.setLoading(true);
            }
            else
            {
                if (this.index < this.photos.length - 1 && this.fadePhotos &&
                    this.photos[this.index].src != undefined)
                    setOpacity(fadeElt, (left + SLIDE_OFFSET) / FADE_STEPS);
            }
        }
        photoElt.leftOffset = left;
        if (this.panPhotos && !this.slideFirstPhoto)
        {
            photoElt.style.left = left + "px";
        }
    }
    else
    {
        if (this.index >= this.photos.length - 1)
        {
           if(!this.slideLoop)
		   {
		   	this.slideShowRunning = false;
            this.slideShowPaused = false;
            this.setToolbarImage(P_IMG_ROOT + "/" + TOOLBAR_IMG);
            return ;
		   }
		   else
		   	this.index = -1;
        }
        this.index++;
        this.slideFirstPhoto = false;
        this.show(undefined, (this.panPhotos ? SLIDE_OFFSET : 0), 0);
        fadeElt = (FADE_BORDER ? this.photoDiv : this.photoImg);
        if (this.fadePhotos)
            setOpacity(fadeElt, 0);
        this.photoImg.leftOffset = 0;
        if (this.panPhotos)
            this.photoImg.style.left = "0px";
    }
    var pause = this.slideDuration / SLIDE_OFFSET;
    if (this.slideFirstPhoto)
    {
        pause /= 2;
    }
    slideTimeout = window.setTimeout(function()
    {
        viewer.slideShow(false);
    }
    , pause);
}

function onSlideLoad(event)
{
    var viewer = getViewer();
    if (viewer != undefined)
    {
        if (flickrHack(viewer, viewer.index + 1))
        {
            var slidePreloadImage = viewer.photos[viewer.index +
                1].preloadImage;
            slidePreloadImage.src = viewer.photos[viewer.index + 1].src;
            slidePreloadTime = getTimeMillis();
            return ;
        }
        slidePreloadImageLoaded = true;
        viewer.setLoading(false);
    }
}

function slideShowStop()
{
    this.slideShowRunning = false;
    this.slideShowPaused = false;
    var doc = this.win.document;
    var photoElt = this.photoImg;
    if (photoElt != undefined)
    {
        if (this.fadePhotos)
        {
            var fadeElt = (FADE_BORDER ? this.photoDiv : photoElt);
            setOpacity(fadeElt, 1);
        }
        photoElt.style.left = "0px";
    }
}

function addBackShade(zIndex)
{
    var doc = this.win.document;
    if (doc.getElementById(VIEWER_ID_BACK) != undefined)
    {
        return ;
    }
    var photoBack = doc.createElement("div");
    photoBack.id = VIEWER_ID_BACK;
    photoBack.style.top = "0px";
    photoBack.style.left = "0px";
    photoBack.style.bottom = "0px";
    photoBack.style.right = "0px";
    photoBack.style.margin = "0";
    photoBack.style.padding = "0";
    photoBack.style.border = "none";
    if (IE && !(IE7 && STRICT_MODE))
    {
        photoBack.style.position = "absolute";
        var docSize = getDocumentSize(this.win);
        photoBack.style.width = (docSize.w - 21) + "px";
        photoBack.style.height = (docSize.h - 4) + "px";
    }
    else
    {
        photoBack.style.position = "fixed";
        photoBack.style.width = "100%";
        photoBack.style.height = "100%";
    }
    photoBack.style.zIndex = zIndex - 1;
    photoBack.style.backgroundColor = this.shadeColor;
    if (this.backgroundShade)
        setOpacity(photoBack, this.shadeOpacity);
    else
        setOpacity(photoBack, 0.0);
    photoBack.onclick = closeViewer;
    doc.body.appendChild(photoBack);
}

function addToolbar(availW, zIndex)
{
    var doc = this.win.document;
    var i;
    if (doc.getElementById(VIEWER_ID_TOOLBAR) != undefined)
        return ;
    var photoToolbar = doc.createElement("div");
    photoToolbar.id = VIEWER_ID_TOOLBAR;
    var bottom = 10;
    if (IE && !(IE7 && STRICT_MODE))
    {
        photoToolbar.style.position = "absolute";
        if (IE7)
            bottom -= getScrollPos(this.win).top;
    }
    else
    {
        photoToolbar.style.position = "fixed";
    }
    photoToolbar.style.bottom = bottom + "px";
    photoToolbar.style.left = (availW - TOOLBAR_W + 10) / 2+"px";
    photoToolbar.style.width = TOOLBAR_W + "px";
    photoToolbar.style.height = TOOLBAR_H + "px";
    photoToolbar.style.textAlign = "center";
    setOpacity(photoToolbar, 0.7);
    photoToolbar.style.zIndex = zIndex + 1;
    var imgBack = TOOLBAR_IMG_BACK;
    if (!isHosted())
    {
        imgBack += "-nologo";
    }
    if (IE && !IE7)
    {
        imgBack += "-indexed";
    }
    imgBack += ".png";
    photoToolbar.style.backgroundImage = "url('" + P_IMG_ROOT + "/" + imgBack +
        "')";
    photoToolbar.style.backgroundPosition = "50% 0%";
    photoToolbar.style.backgroundRepeat = "no-repeat";
    if (STRICT_MODE)
    {
        photoToolbar.style.lineHeight = "0.8em";
    }
    var toolbarMask = undefined;
    if (!this.enableEmailLink)
    {
        toolbarMask = doc.createElement("img");
        toolbarMask.style.position = "absolute";
        toolbarMask.style.width = 44;
        toolbarMask.style.height = 44;
        toolbarMask.style.left = "289px";
        toolbarMask.style.top = "4px";
        toolbarMask.src = P_IMG_ROOT + "/" + TOOLBAR_IMG_MASK;
        photoToolbar.appendChild(toolbarMask);
    }
    if (!this.enablePhotoLink)
    {
        toolbarMask = doc.createElement("img");
        toolbarMask.style.position = "absolute";
        toolbarMask.style.width = 44;
        toolbarMask.style.height = 44;
        toolbarMask.style.left = "339px";
        toolbarMask.style.top = "0px";
        toolbarMask.src = P_IMG_ROOT + "/" + TOOLBAR_IMG_MASK;
        photoToolbar.appendChild(toolbarMask);
    }
    var imgMap = doc.createElement("map");
    imgMap.name = VIEWER_ID_TOOLBAR_MAP;
    imgMap.id = VIEWER_ID_TOOLBAR_MAP;
    var areas = [];
    areas.push(["document.viewer.first()", "17", getMessage(
        "photoviewer.toolbar.first")]);
    areas.push(["document.viewer.prev()", "68", getMessage(
        "photoviewer.toolbar.prev")]);
    areas.push(["document.viewer.slideShow(true)", "122", getMessage(
        "photoviewer.toolbar.slideShow")]);
    areas.push(["document.viewer.next()", "175", getMessage(
        "photoviewer.toolbar.next")]);
    areas.push(["document.viewer.last()", "227", getMessage(
        "photoviewer.toolbar.last")]);
    if (this.enableEmailLink)
        areas.push(["document.viewer.email()", "300", getMessage(
            "photoviewer.toolbar.email")]);
    if (this.enablePhotoLink)
        areas.push(["document.viewer.permalink()", "350", getMessage(
            "photoviewer.toolbar.permalink")]);
    areas.push(["document.viewer.close()", "402", getMessage(
        "photoviewer.toolbar.close")]);
    for (i = 0; i < areas.length; i++)
    {
        var area = doc.createElement("area");
        area.href = "javascript:void(" + areas[i][0] + ")";
        area.alt = areas[i][2];
        area.title = area.alt;
        area.shape = "circle";
        area.coords = areas[i][1] + ", 21, 22";
        area.onclick = blurElement;
        imgMap.appendChild(area);
    }
    var img = doc.createElement("img");
    img.id = VIEWER_ID_TOOLBAR_IMG;
    img.src = P_IMG_ROOT + "/" + TOOLBAR_IMG;
    img.width = TOOLBAR_IMG_W;
    img.height = TOOLBAR_IMG_H;
    img.style.border = "none";
    img.style.background = "none";
    img.style.margin = "4px";
    img.useMap = "#" + VIEWER_ID_TOOLBAR_MAP;
    photoToolbar.appendChild(imgMap);
    photoToolbar.appendChild(img);
    if (isHosted())
    {
        var ttLink = doc.createElement("a");
        ttLink.style.position = "absolute";
        ttLink.style.bottom = "0px";
        ttLink.style.right = "0px";
        ttLink.style.width = "25px";
        ttLink.style.height = "25px";
        ttLink.style.background = "none";
        ttLink.alt = "TripTracker.net";
        ttLink.title = ttLink.alt;
        ttLink.cursor = ttLink.alt;
        ttLink.href = TOOLBAR_LINK;
        ttLink.target = "_new";
        ttLink.alt = "TripTracker Slideshow";
        ttLink.title = ttLink.alt;
        photoToolbar.appendChild(ttLink);
    }
    var loadingIcon = doc.createElement("img");
    loadingIcon.id = VIEWER_ID_LOADING;
    loadingIcon.width = 16;
    loadingIcon.height = 16;
    loadingIcon.style.display = "none";
    loadingIcon.style.position = "absolute";
    loadingIcon.style.left = (273-8) + "px";
    loadingIcon.style.top = (24-8) + "px";
    loadingIcon.src = P_IMG_ROOT + "/" + TOOLBAR_IMG_LOADING;
    loadingIcon.style.border = "none";
    loadingIcon.style.background = "none";
    photoToolbar.appendChild(loadingIcon);
    photoToolbar.appendChild(doc.createElement("br"));
    var photoTime = doc.createElement("span");
    photoTime.id = VIEWER_ID_TIME;
    photoTime.position = "relative";
    photoTime.style.color = TOOLBAR_FONT_COLOR;
    photoTime.style.fontFamily = TOOLBAR_FONT_STYLE;
    photoTime.style.fontSize = this.fontSize + "px";
    if (STRICT_MODE)
    {
        photoTime.style.lineHeight = this.fontSize + 25 + "px";
    }
    photoTime.style.textAlign = "right";
    photoTime.style.padding = "0px 10px";
    photoTime.appendChild(doc.createTextNode(" "));
    photoToolbar.appendChild(photoTime);
    var photoTitle = doc.createElement("span");
    photoTitle.id = VIEWER_ID_TITLE;
    photoTitle.position = "relative";
    photoTitle.style.color = TOOLBAR_FONT_COLOR;
    photoTitle.style.fontFamily = TOOLBAR_FONT_STYLE;
    photoTitle.style.fontSize = this.fontSize + "px";
    if (STRICT_MODE)
    {
        photoTitle.style.lineHeight = this.fontSize + "px";
    }
    photoTitle.style.textAlign = "left";
    photoTitle.style.paddingRight = "20px";
    photoTitle.appendChild(doc.createTextNode(" "));
    photoToolbar.appendChild(photoTitle);
    doc.body.appendChild(photoToolbar);
    var photoByline = doc.createElement("div");
    photoByline.appendChild(doc.createTextNode(""));
    photoByline.style.color = TOOLBAR_FONT_COLOR;
    photoByline.style.fontFamily = TOOLBAR_FONT_STYLE;
    photoByline.style.fontSize = this.fontSize + "px";
    photoByline.id = VIEWER_ID_BYLINE;
    photoByline.style.position = "absolute";
    photoByline.style.right = "5px";
    photoByline.style.bottom = "5px";
    photoByline.style.zIndex = zIndex + 1;
    doc.body.appendChild(photoByline);
}

function blurElement(event)
{
    var target = getEventTarget(getEvent(event));
    if (target != undefined)
        target.blur();
}

function setToolbarImage(img)
{
    var doc = this.win.document;
    var elt = doc.getElementById(VIEWER_ID_TOOLBAR_IMG);
    if (elt != undefined)
        elt.src = img;
}

function setShowToolbar(doShow)
{
    this.showToolbar = doShow;
}

function addCaptions()
{
    var photo = this.photos[this.index];
    var doc = this.win.document;
    var photoTime = doc.getElementById(VIEWER_ID_TIME);
    var photoTitle = doc.getElementById(VIEWER_ID_TITLE);
    var photoByline = doc.getElementById(VIEWER_ID_BYLINE);
    var time = (this.index + 1) + "/" + this.photos.length;
    if (photo.time != undefined)
    {
        time += " [" + photo.time + "]";
    }
    photoTime.firstChild.nodeValue = time;
    var title = (photo.title != undefined ? photo.title : "");
    photoTitle.title = "";
    photoTitle.alt = "";
    if (title.length > TITLE_MAX_LENGTH)
    {
        photoTitle.title = title;
        photoTitle.alt = title;
        title = title.substring(0, TITLE_MAX_LENGTH) + " ...";
    }
    if (title.indexOf("\n") != 0)
    {
        title = title.replace("\n", "<br />");
        photoTitle.innerHTML = title;
    }
    else
    {
        photoTitle.nodeValue = title;
    }
    if (photo.byline != undefined && photo.byline.length > 0)
    {
        photoByline.firstChild.nodeValue = photo.byline;
    }
    else
    {
        photoByline.firstChild.nodeValue = "";
    }
}

function setCloseCallback(callback)
{
    this.closeCallback = callback;
}

function setShowCallback(callback)
{
    this.showCallback = callback;
}

function emailPhoto()
{
    var photo = this.photos[this.index];
    var doc = this.win.document;
    var title = (photo.title != undefined ? photo.title : getMessage(
        "photoviewer.email.subject.photo"));
    var mailtoLink = "mailto:?subject=" + title + "&body=" + getPhotoURL
        (photo.src);
    doc.location.href = mailtoLink;
}

function getPhotoURL(url)
{
    var loc = document.location;
    if (/\w+:\/\/.+/.test(url))
    {
        return url;
    }
    else if (url.indexOf("/") == 0)
    {
        return loc.protocol + "//" + loc.host + url;
    }
    else
    {
        var path = loc.pathname;
        var pos = path.lastIndexOf("/");
        if (pos !=  - 1)
        {
            path = path.substring(0, pos);
        }
        return loc.protocol + "//" + loc.host + path + "/" + url;
    }
}

function linkPhoto()
{
    var photo = this.photos[this.index];
    window.open(photo.src);
}

function favoritePhoto()
{
    var photo = this.photos[this.index];
    var doc = this.win.document;
    var restURL = REST_URL + "markfeatured?id" + photo.id;
    try
    {
        var res = getResponse(restURL, false, true);
    }
    catch (e)
    {
        return ;
    }
}

function hideOverlappingElements(node)
{
    if (node == undefined)
    {
        node = this.win.document.body;
        this.hideOverlappingElements(node);
        return ;
    }
    if (node.style != undefined && node.style.visibility != "hidden")
    {
        var nodeName = node.nodeName.toLowerCase();
        if ((node.className != undefined && node.className.indexOf(
            "SlideshowDoHide") !=  - 1) || (IE && (nodeName == "select" ||
            nodeName == "object" || nodeName == "embed")))
        {
            node.style.visibility = "hidden";
            if (this.hiddenElements == undefined)
                this.hiddenElements = [];
            this.hiddenElements.push(node);
        }
    }
    if (node.childNodes != undefined)
    {
        var i;
        for (i = 0; i < node.childNodes.length; i++)
        {
            this.hideOverlappingElements(node.childNodes[i]);
        }
    }
}

function showOverlappingElements()
{
    var i;
    if (this.hiddenElements != undefined)
    {
        for (i = 0; i < this.hiddenElements.length; i++)
        {
            this.hiddenElements[i].style.visibility = "visible";
        }
        this.hiddenElements = [];
    }
}

function viewerHandleKey(event)
{
    if (!getViewer)
        return true;
    var viewer = getViewer();
    if (viewer == undefined || !viewer.shown)
        return true;
    event = getEvent(event);
    if (event.ctrlKey || event.altKey)
        return true;
    var keyCode = event.keyCode;
    switch (keyCode)
    {
        case 37:
        case 38:
            viewer.prev();
            break;
        case 39:
        case 40:
            viewer.next();
            break;
        case 33:
            viewer.prev(10);
            break;
        case 34:
            viewer.next(10);
            break;
        case 36:
            viewer.first();
            break;
        case 35:
            viewer.last();
            break;
        case 32:
        case 13:
            viewer.slideShow(true);
            break;
        case 27:
            viewer.close();
            break;
        default:
            return true;
    }
    preventDefault(event);
    return false;
}

function flickrHack(viewer, index)
{
    if (viewer.photos[index] != undefined)
    {
        var preloadPhoto = viewer.photos[index].preloadImage;
        if (preloadPhoto != undefined && preloadPhoto.width == 500 &&
            preloadPhoto.height == 375)
        {
            var flickrRE =  /.+static\.flickr\.com.+_b\.jpg/;
            if (flickrRE.test(preloadPhoto.src))
            {
                viewer.photos[index].src = viewer.photos[index].src.replace(/_b\.jpg/,"_o.jpg");
                return true;
            }
        }
    }
    return false;
}

function findPhotosTT(viewer, node)
{
    var i;
    if (node.nodeName.toLowerCase() == "a")
    {
        var onclick = node.getAttribute("onclick");
        if (onclick == undefined)
        {
            onclick = node.onclick;
        }
        if (onclick != undefined && new String(onclick).indexOf("popupImg") !=
            - 1)
        {
            var popupRE = /.*popupImg\((.+?),(.+?),(.+?)\).*/;
            if (popupRE.test(onclick))
            {
                var url, w, h;
                if (node.photoUrl != undefined)
                {
                    url = node.photoUrl;
                    w = node.photoW;
                    h = node.photoH;
                }
                else
                {
                    url = RegExp. $1;
                    if (url.charAt(0) == "'" && url.charAt(url.length - 1) ==
                        "'")
                        url = url.substring(1, url.length - 1);
                    w = parseInt(RegExp. $2);
                    h = parseInt(RegExp. $3);
                }
                var photo = new PhotoImg(undefined, url, w, h);
                var found = false;
                for (i = 0; i < viewer.photos.length; i++)
                {
                    if (viewer.photos[i].src == photo.src)
                    {
                        found = true;
                        break;
                    }
                }
                if (!found)
                    viewer.add(photo);
            }
        }
    }
    if (node.childNodes != undefined)
    {
        for (i = 0; i < node.childNodes.length; i++)
        {
            findPhotosTT(viewer, node.childNodes[i]);
        }
    }
}

var defaultViewer = undefined;
function popupImg(url, w, h, backColor, showToolbar)
{
    var i;
    if (defaultViewer == undefined)
        defaultViewer = new PhotoViewer();
    else
    {
        defaultViewer.photos = [];
        defaultViewer.index = 0;
    }
    if (backColor != undefined)
        defaultViewer.setBackground(backColor, backColor, false);
    if (showToolbar == undefined || showToolbar)
    {
        findPhotosTT(defaultViewer, window.document.body);
        for (i = 0; i < defaultViewer.photos.length; i++)
        {
            if (defaultViewer.photos[i].src == url)
            {
                defaultViewer.show(i);
            }
        }
    }
    if (defaultViewer.photos == undefined || defaultViewer.photos.length == 0)
    {
        defaultViewer.setShowToolbar(false);
        defaultViewer.add(new PhotoImg(undefined, url, w, h));
        defaultViewer.show();
    }
    return false;
}