var fileLoadingImage = "images/loading.gif"; var fileBottomNavCloseImage = "images/closelabel.gif"; var fallbackOverlayImage = "images/overlay.png"; var overlayOpacity = 0.8; var animate = true; var resizeSpeed = 7; var borderSize = 10; var elementArray = new Array; var activeElement; var userAgent = navigator.userAgent.toLowerCase(); if (animate == true) {
    overlayDuration = 0.2; if (resizeSpeed > 10) { resizeSpeed = 10; }
    if (resizeSpeed < 1) { resizeSpeed = 1; }
    resizeDuration = (11 - resizeSpeed) * 0.15;
} else { overlayDuration = 0; resizeDuration = 0; }
Object.extend(Element, { getWidth: function(element) { element = $(element); return element.offsetWidth; }, setWidth: function(element, w) { element = $(element); element.style.width = w + "px"; }, setHeight: function(element, h) { element = $(element); element.style.height = h + "px"; }, setTop: function(element, t) { element = $(element); element.style.top = t + "px"; }, setLeft: function(element, l) { element = $(element); element.style.left = l + "px"; }, setSrc: function(element, src) { element = $(element); element.src = src; }, setHref: function(element, href) { element = $(element); element.href = href; }, setInnerHTML: function(element, content) { element = $(element); element.innerHTML = content; } }); Array.prototype.removeDuplicates = function() { for (i = 0; i < this.length; i++) { for (j = this.length - 1; j > i; j--) { if (this[i][0] == this[j][0]) { this.splice(j, 1); } } } }
Array.prototype.empty = function() { for (i = 0; i <= this.length; i++) { this.shift(); } }
var Lightbox = Class.create(); Lightbox.prototype = { initialize: function() {
    this.updateElementList(); var objBody = document.getElementsByTagName("body").item(0); var objOverlay = document.createElement("div"); objOverlay.setAttribute('id', 'overlay'); if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox') != -1 || userAgent.indexOf('camino') != -1) { objOverlay.style.backgroundImage = 'url(' + fallbackOverlayImage + ')'; objOverlay.style.backgroundRepeat = 'repeat'; } else { objOverlay.style.backgroundColor = '#000000'; }
    objOverlay.style.display = 'none'; objOverlay.onclick = function() { myLightbox.end(); }
    objBody.appendChild(objOverlay); var objLightbox = document.createElement("div"); objLightbox.setAttribute('id', 'lightbox'); objLightbox.style.display = 'none'; objLightbox.onclick = function(e) { if (!e) var e = window.event; var clickObj = Event.element(e).id; if (clickObj == 'lightbox') { myLightbox.end(); } }; objBody.appendChild(objLightbox); var objOuterImageContainer = document.createElement("div"); objOuterImageContainer.setAttribute('id', 'outerImageContainer'); objLightbox.appendChild(objOuterImageContainer); if (animate) { Element.setWidth('outerImageContainer', 250); Element.setHeight('outerImageContainer', 250); } else { Element.setWidth('outerImageContainer', 1); Element.setHeight('outerImageContainer', 1); }
    var objImageContainer = document.createElement("div"); objImageContainer.setAttribute('id', 'imageContainer'); objOuterImageContainer.appendChild(objImageContainer); var objContent = document.createElement("div"); objContent.setAttribute('id', 'lightboxcontent'); objImageContainer.appendChild(objContent); var objLightboxImage = document.createElement("img"); objLightboxImage.setAttribute('id', 'lightboximage'); objLightboxImage.style.display = 'none'; objContent.appendChild(objLightboxImage); objLightboxSwf = document.createElement("div"); objLightboxSwf.setAttribute('id', 'lightboxswf'); objLightboxSwf.style.position = 'relative'; objLightboxSwf.style.zIndex = 101; objLightboxSwf.style.display = 'none'; objContent.appendChild(objLightboxSwf); var objHoverNav = document.createElement("div"); objHoverNav.setAttribute('id', 'hoverNav'); objImageContainer.appendChild(objHoverNav); var objPrevLink = document.createElement("a"); objPrevLink.setAttribute('id', 'prevLink'); objPrevLink.setAttribute('href', '#'); objHoverNav.appendChild(objPrevLink); var objNextLink = document.createElement("a"); objNextLink.setAttribute('id', 'nextLink'); objNextLink.setAttribute('href', '#'); objHoverNav.appendChild(objNextLink); var objLoading = document.createElement("div"); objLoading.setAttribute('id', 'loading'); objImageContainer.appendChild(objLoading); var objLoadingLink = document.createElement("a"); objLoadingLink.setAttribute('id', 'loadingLink'); objLoadingLink.setAttribute('href', '#'); objLoadingLink.onclick = function() { myLightbox.end(); return false; }
    objLoading.appendChild(objLoadingLink); var objLoadingImage = document.createElement("img"); objLoadingImage.setAttribute('src', fileLoadingImage); objLoadingLink.appendChild(objLoadingImage); var objImageDataContainer = document.createElement("div"); objImageDataContainer.setAttribute('id', 'imageDataContainer'); objLightbox.appendChild(objImageDataContainer); var objImageData = document.createElement("div"); objImageData.setAttribute('id', 'imageData'); objImageDataContainer.appendChild(objImageData); var objImageDetails = document.createElement("div"); objImageDetails.setAttribute('id', 'imageDetails'); objImageData.appendChild(objImageDetails); var objCaption = document.createElement("span"); objCaption.setAttribute('id', 'caption'); objImageDetails.appendChild(objCaption); var objNumberDisplay = document.createElement("span"); objNumberDisplay.setAttribute('id', 'numberDisplay'); objImageDetails.appendChild(objNumberDisplay); var objBottomNav = document.createElement("div"); objBottomNav.setAttribute('id', 'bottomNav'); objImageData.appendChild(objBottomNav); var objBottomNavCloseLink = document.createElement("a"); objBottomNavCloseLink.setAttribute('id', 'bottomNavClose'); objBottomNavCloseLink.setAttribute('href', '#'); objBottomNavCloseLink.onclick = function() { myLightbox.end(); return false; }
    objBottomNav.appendChild(objBottomNavCloseLink); var objBottomNavCloseImage = document.createElement("img"); objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage); objBottomNavCloseLink.appendChild(objBottomNavCloseImage);
}, updateElementList: function() {
    if (!document.getElementsByTagName) { return; }
    var anchors = document.getElementsByTagName('a'); var areas = document.getElementsByTagName('area'); for (var i = 0; i < anchors.length; i++) { var anchor = anchors[i]; var relAttribute = String(anchor.getAttribute('rel')); if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))) { anchor.onclick = function() { myLightbox.start(this); return false; } } }
    for (var i = 0; i < areas.length; i++) { var area = areas[i]; var relAttribute = String(area.getAttribute('rel')); if (area.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))) { area.onclick = function() { myLightbox.start(this); return false; } } } 
}, start: function(elementLink) {
    hideSelectBoxes(); hideFlash(); var arrayPageSize = getPageSize(); Element.setWidth('overlay', arrayPageSize[0]); Element.setHeight('overlay', arrayPageSize[1]); if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox') != -1 || userAgent.indexOf('camino') != -1) { Element.show('overlay'); } else { new Effect.Appear('overlay', { duration: overlayDuration, from: 0.0, to: overlayOpacity }); }
    elementArray = []; elementNum = 0; if (!document.getElementsByTagName) { return; }
    var anchors = document.getElementsByTagName(elementLink.tagName); if ((elementLink.getAttribute('rel') == 'lightbox')) { if (elementLink.getAttribute('href').endsWith('swf')) { elementArray.push(new Array(elementLink.getAttribute('href'), elementLink.getAttribute('title'), elementLink.getAttribute('width'), elementLink.getAttribute('height'))); } else { elementArray.push(new Array(elementLink.getAttribute('href'), elementLink.getAttribute('title'))); } } else {
        for (var i = 0; i < anchors.length; i++) { var anchor = anchors[i]; if (anchor.getAttribute('href') && (anchor.getAttribute('rel') == elementLink.getAttribute('rel'))) { if (anchor.getAttribute('href').endsWith('swf')) { elementArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title'), anchor.getAttribute('width'), anchor.getAttribute('height'))); } else { elementArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title'))); } } }
        elementArray.removeDuplicates(); while (elementArray[elementNum][0] != elementLink.getAttribute('href')) { elementNum++; } 
    }
    var arrayPageScroll = getPageScroll(); var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 10); var lightboxLeft = arrayPageScroll[0]; Element.setTop('lightbox', lightboxTop); Element.setLeft('lightbox', lightboxLeft); Element.show('lightbox'); this.changeElement(elementNum);
}, changeElement: function(elementNum) {
    activeElement = elementNum; if (animate) { Element.show('loading'); }
    Element.hide('lightboximage'); Element.hide('lightboxswf'); Element.hide('hoverNav'); Element.hide('prevLink'); Element.hide('nextLink'); Element.hide('imageDataContainer'); Element.hide('numberDisplay'); if (elementArray[activeElement][0].endsWith('swf')) { myLightbox.resizeElementContainer(parseInt(elementArray[activeElement][2]), parseInt(elementArray[activeElement][3])) } else {
        imgPreloader = new Image(); imgPreloader.onload = function() { Element.setSrc('lightboximage', elementArray[activeElement][0]); myLightbox.resizeElementContainer(imgPreloader.width, imgPreloader.height); imgPreloader.onload = function() { }; }
        imgPreloader.src = elementArray[activeElement][0];
    } 
}, resizeElementContainer: function(elementWidth, elementHeight) {
    this.widthCurrent = Element.getWidth('outerImageContainer'); this.heightCurrent = Element.getHeight('outerImageContainer'); var widthNew = (elementWidth + (borderSize * 2)); var heightNew = (elementHeight + (borderSize * 2)); this.xScale = (widthNew / this.widthCurrent) * 100; this.yScale = (heightNew / this.heightCurrent) * 100; wDiff = this.widthCurrent - widthNew; hDiff = this.heightCurrent - heightNew; if (!(hDiff == 0)) { new Effect.Scale('outerImageContainer', this.yScale, { scaleX: false, duration: resizeDuration, queue: 'front' }); }
    if (!(wDiff == 0)) { new Effect.Scale('outerImageContainer', this.xScale, { scaleY: false, delay: resizeDuration, duration: resizeDuration }); }
    if ((hDiff == 0) && (wDiff == 0)) { if (navigator.appVersion.indexOf("MSIE") != -1) { pause(250); } else { pause(100); } }
    Element.setHeight('prevLink', elementHeight); Element.setHeight('nextLink', elementHeight); Element.setWidth('imageDataContainer', widthNew); this.showElement();
}, showElement: function() { Element.hide('loading'); if (elementArray[activeElement][0].endsWith('swf')) { $('lightboximage').style.display = 'none'; var obj = $('lightboxswf'); obj.innerHTML = "<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0\" width=\"" + elementArray[activeElement][2] + "\" height=\"" + elementArray[activeElement][3] + "\">" + "<param name=\"movie\" value=\"" + elementArray[activeElement][0] + "\"/>" + "<param name=\"quality\" value=\"high\" />" + "<param name=\"allowscriptaccess\" value=\"always\" />" + "<param name=\"wmode\" value=\"transparent\" />" + "<embed wmode=\"transparent\" allowscriptaccess=\"always\" src=\"" + elementArray[activeElement][0] + "\" quality=\"high\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" width=\"" + elementArray[activeElement][2] + "\" height=\"" + elementArray[activeElement][3] + "\">" + "</embed>" + "</object>"; new Effect.Appear('lightboxswf', { duration: resizeDuration, queue: 'end', from: 0.0, to: 100, afterFinish: function() { myLightbox.updateDetails(); } }); } else { $('lightboxswf').style.display = 'none'; new Effect.Appear('lightboximage', { duration: resizeDuration, queue: 'end', afterFinish: function() { myLightbox.updateDetails(); } }); this.preloadNeighborImages(); } }, updateDetails: function() {
    if (elementArray[activeElement][1]) { Element.show('caption'); Element.setInnerHTML('caption', elementArray[activeElement][1]); }
    if (elementArray.length > 1) { Element.show('numberDisplay'); if (elementArray[activeElement][0].endsWith('swf')) { Element.setInnerHTML('numberDisplay', "Movie " + eval(activeElement + 1) + " of " + elementArray.length); } else { Element.setInnerHTML('numberDisplay', "Image " + eval(activeElement + 1) + " of " + elementArray.length); } }
    new Effect.Parallel([new Effect.SlideDown('imageDataContainer', { sync: true, duration: resizeDuration, from: 0.0, to: 1.0 }), new Effect.Appear('imageDataContainer', { sync: true, duration: resizeDuration })], { duration: resizeDuration, afterFinish: function() { var arrayPageSize = getPageSize(); Element.setHeight('overlay', arrayPageSize[1]); myLightbox.updateNav(); } });
}, updateNav: function() {
    Element.show('hoverNav'); if (activeElement != 0) { Element.show('prevLink'); document.getElementById('prevLink').onclick = function() { myLightbox.changeElement(activeElement - 1); return false; } }
    if (activeElement != (elementArray.length - 1)) { Element.show('nextLink'); document.getElementById('nextLink').onclick = function() { myLightbox.changeElement(activeElement + 1); return false; } }
    this.enableKeyboardNav();
}, enableKeyboardNav: function() { document.onkeydown = this.keyboardAction; }, disableKeyboardNav: function() { document.onkeydown = ''; }, keyboardAction: function(e) {
    if (e == null) { keycode = event.keyCode; escapeKey = 27; } else { keycode = e.keyCode; escapeKey = e.DOM_VK_ESCAPE; }
    key = String.fromCharCode(keycode).toLowerCase(); if ((key == 'x') || (key == 'o') || (key == 'c') || (keycode == escapeKey)) { myLightbox.end(); } else if ((key == 'p') || (keycode == 37)) { if (activeElement != 0) { myLightbox.disableKeyboardNav(); myLightbox.changeElement(activeElement - 1); } } else if ((key == 'n') || (keycode == 39)) { if (activeElement != (elementArray.length - 1)) { myLightbox.disableKeyboardNav(); myLightbox.changeElement(activeElement + 1); } } 
}, preloadNeighborImages: function() {
    if ((elementArray.length - 1) > activeElement) { preloadNextImage = new Image(); preloadNextImage.src = elementArray[activeElement + 1][0]; }
    if (activeElement > 0) { preloadPrevImage = new Image(); preloadPrevImage.src = elementArray[activeElement - 1][0]; } 
}, end: function() { this.disableKeyboardNav(); var obj = $('lightboxswf'); obj.innerHTML = ""; Element.hide('lightbox'); new Effect.Fade('overlay', { duration: overlayDuration }); showSelectBoxes(); showFlash(); } 
}
function getPageScroll() {
    var xScroll, yScroll; if (self.pageYOffset) { yScroll = self.pageYOffset; xScroll = self.pageXOffset; } else if (document.documentElement && document.documentElement.scrollTop) { yScroll = document.documentElement.scrollTop; xScroll = document.documentElement.scrollLeft; } else if (document.body) { yScroll = document.body.scrollTop; xScroll = document.body.scrollLeft; }
    arrayPageScroll = new Array(xScroll, yScroll)
    return arrayPageScroll;
}
function getPageSize() {
    var xScroll, yScroll; if (window.innerHeight && window.scrollMaxY) { xScroll = window.innerWidth + window.scrollMaxX; yScroll = window.innerHeight + window.scrollMaxY; } else if (document.body.scrollHeight > document.body.offsetHeight) { xScroll = document.body.scrollWidth; yScroll = document.body.scrollHeight; } else { xScroll = document.body.offsetWidth; yScroll = document.body.offsetHeight; }
    var windowWidth, windowHeight; if (self.innerHeight) {
        if (document.documentElement.clientWidth) { windowWidth = document.documentElement.clientWidth; } else { windowWidth = self.innerWidth; }
        windowHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientHeight) { windowWidth = document.documentElement.clientWidth; windowHeight = document.documentElement.clientHeight; } else if (document.body) { windowWidth = document.body.clientWidth; windowHeight = document.body.clientHeight; }
    if (yScroll < windowHeight) { pageHeight = windowHeight; } else { pageHeight = yScroll; }
    if (xScroll < windowWidth) { pageWidth = xScroll; } else { pageWidth = windowWidth; }
    arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight)
    return arrayPageSize;
}
function getKey(e) {
    if (e == null) { keycode = event.keyCode; } else { keycode = e.which; }
    key = String.fromCharCode(keycode).toLowerCase(); if (key == 'x') { } 
}
function listenKey() { document.onkeypress = getKey; }
function showSelectBoxes() { var selects = document.getElementsByTagName("select"); for (i = 0; i != selects.length; i++) { selects[i].style.visibility = "visible"; } }
function hideSelectBoxes() { var selects = document.getElementsByTagName("select"); for (i = 0; i != selects.length; i++) { selects[i].style.visibility = "hidden"; } }
function showFlash() {
    var flashObjects = document.getElementsByTagName("object"); for (i = 0; i < flashObjects.length; i++) { flashObjects[i].style.visibility = "visible"; }
    var flashEmbeds = document.getElementsByTagName("embed"); for (i = 0; i < flashEmbeds.length; i++) { flashEmbeds[i].style.visibility = "visible"; } 
}
function hideFlash() {
    var flashObjects = document.getElementsByTagName("object"); for (i = 0; i < flashObjects.length; i++) { flashObjects[i].style.visibility = "hidden"; }
    var flashEmbeds = document.getElementsByTagName("embed"); for (i = 0; i < flashEmbeds.length; i++) { flashEmbeds[i].style.visibility = "hidden"; } 
}
function pause(ms) {
    var date = new Date(); curDate = null; do { var curDate = new Date(); }
    while (curDate - date < ms);
}
function initLightbox() { myLightbox = new Lightbox(); }
Event.observe(window, 'load', initLightbox, false);