/*
 */
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 IMG_ROOT = "/jsmap";
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.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 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 padNumber(n, pad){
    n = n + "";
    while (n.length < pad) {
        n = "0" + n;
    }
    return n;
}

function formatDate(date, longFormat){
    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(){

    return true;
    
}

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", "onmousewheelup", "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);
}
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 OFFSET_LEFT = 0;
var OFFSET_TOP = 0;
var REST_URL = "/rest/";
var P_IMG_ROOT = "/js/slideshow_images/";
var BLANK_IMG = "blank.png";
var TOOLBAR_IMG = "toolbar.png";
var TOOLBAR_IMG_RUNNING = "toolbar2.png";
var TOOLBAR_IMG_BACK = "toolbar-back";
var TOOLBAR_W = 440;
var TOOLBAR_H = 75;
var TOOLBAR_IMG_W = 420;
var TOOLBAR_IMG_H = 44;
var TOOLBAR_LINK = "";
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_TITLE = VIEWER_ID_PREFIX + "Title";
var VIEWER_ID_TIME = VIEWER_ID_PREFIX + "Time";
function PhotoViewer(win, handleKeys){
    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.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.borderColor = "#000000";
    this.borderWidth = BORDER_WIDTH;
    this.backgroundShade = true;
    this.fadePhotos = true;
    this.slideDuration = SLIDE_DURATION;
    this.panPhotos = SLIDE_PHOTOS;
    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){
    this.id = id;
    this.src = src;
    this.w = parseInt(w);
    this.h = parseInt(h);
    this.time = time;
    this.title = title;
}

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 addPhoto(photo){
    var type = typeof photo;
    if (typeof photo == "string") {
        photo = new PhotoImg(undefined, photo);
    }
    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 disableFading(){
    this.fadePhotos = false;
}

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

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

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

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) {
        log.error("Invalid photo index");
        return true;
    }
    var doc = this.win.document;
    if (!this.shown) {
        doc.viewer = this;
        try {
            this.hideOverlappingElements();
        } 
        catch (e) {
        }
    }
    this.shown = true;
    var zIndex = 16384;
    var winSize = getWindowSize(this.win);
    var availW = winSize.w - 20;
	 if (IE)
	 	modifier = 0;
	 else 
	 	modifier = 20;
    var availH = winSize.h - modifier - TOOLBAR_H;
    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;
        }
    }
    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.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);
    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) {
            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.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) {
            this.slideShowStop();
            this.close();
            return;
        }
        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) {
        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 = "#000000";
    if (this.backgroundShade) 
        setOpacity(photoBack, 0.7);
    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;
    if (IE) {
	 	photoToolbar.style.position = "absolute";
		
	 	winSize = getWindowSize(this.win);
	 	scrollPos = getScrollPos(this.win);
		photoToolbar.style.top = (winSize.h + scrollPos.top - TOOLBAR_H)+"px";
	 }
    else 
        photoToolbar.style.position = "fixed";
    photoToolbar.style.bottom = "5px";
    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 (IE && !IE7) {
        imgBack += "-indexed";
    }
    imgBack += ".png";
    
    photoToolbar.style.backgroundImage = "url('" + P_IMG_ROOT + imgBack + "')";
    photoToolbar.style.backgroundPosition = "50% 100%";
    photoToolbar.style.backgroundRepeat = "no-repeat";
    var imgMap = doc.createElement("map");
    imgMap.name = VIEWER_ID_TOOLBAR_MAP;
    imgMap.id = VIEWER_ID_TOOLBAR_MAP;
    var areas = [["document.viewer.first()", "17", "Go to Start (Home)"], ["document.viewer.prev()", "68", "Previous Photo (Left arrow)"], ["document.viewer.slideShow(true)", "122", "Start/Pause Slide Show (Space)"], ["document.viewer.next()", "175", "Next Photo (Right arrow)"], ["document.viewer.last()", "227", "Go to End (End)"],    //["document.viewer.email()","300","Email Photo"],
    //["document.viewer.permalink()","350","Link to Photo"],
    ["document.viewer.close()", "402", "Close (Esc)"]];
    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";
        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.margin = "4px";
    img.useMap = "#" + VIEWER_ID_TOOLBAR_MAP;
    img.onclick = "this.blur()";
    photoToolbar.appendChild(imgMap);
    photoToolbar.appendChild(img);
    
    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 + "loading-anim.gif";
    photoToolbar.appendChild(loadingIcon);
    photoToolbar.appendChild(doc.createElement("br"));
    var photoTitle = doc.createElement("span");
    photoTitle.id = VIEWER_ID_TITLE;
    photoTitle.style.color = "#c0c0c0";
    photoTitle.style.fontFamily = "tahoma, verdana, arial, helvetica, sans-serif";
    photoTitle.style.fontSize = "14px";
    photoTitle.style.textAlign = "right";
    photoTitle.style.width = "40%";
    photoTitle.position = "relative";
    photoTitle.style.marginRight = "10px";
    photoTitle.appendChild(doc.createTextNode(""));
    photoToolbar.appendChild(photoTitle);
    var photoTime = doc.createElement("span");
    photoTime.id = VIEWER_ID_TIME;
    photoTime.position = "relative";
    photoTime.style.color = "#c0c0c0";
    photoTime.style.fontFamily = "tahoma, verdana, arial, helvetica, sans-serif";
    photoTime.style.fontSize = "12px";
    photoTime.style.textAlign = "left";
    photoTime.style.width = "40%";
    photoTime.appendChild(doc.createTextNode(""));
    photoToolbar.appendChild(photoTime);
    doc.body.appendChild(photoToolbar);
}

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 time = (photo.time != undefined ? photo.time : "");
    photoTime.firstChild.nodeValue = time;
    var title = "(" + (this.index + 1) + "/" + this.photos.length + ")";
    if (photo.title != undefined) {
        title += "  " + photo.title;
    }
    photoTitle.firstChild.nodeValue = title;
}

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 : "Photo");
    var mailtoLink = "mailto:?subject=" + title + "&body=" +
    photo.src;
    doc.location.href = mailtoLink;
}

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) {
        alert("Failed to mark photo as featured: " + e.message);
        return;
    }
}

function hideOverlappingElements(node){
    if (node == undefined) {
        node = this.win.document.body;
        this.hideOverlappingElements(node);
        return;
    }
    var i;
    if (node.className != undefined && node.className.indexOf("SlideshowDoHide") != -1 && node.style.visibility != "hidden") {
        node.style.visibility = "hidden";
        if (this.hiddenElements == undefined) 
            this.hiddenElements = [];
        this.hiddenElements.push(node);
    }
    if (node.childNodes != undefined) {
        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;
}