// -----------------------------------------------------------------------------------
//
//	Lightbox v2.03.3
//	by Lokesh Dhakar - http://www.huddletogether.com
//	5/21/06
//
//	For more information on this script, visit:
//	http://huddletogether.com/projects/lightbox2/
//
//	Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
//	
//	Credit also due to those who have helped, inspired, and made their code available to the public.
//	Including: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.com), Thomas Fuchs(mir.aculo.us), and others.
//
//
// -----------------------------------------------------------------------------------
// -----------------------------------------------------------------------------------
var fileLoadingImage = "/lightbox/images/loading.gif"; var fileBottomNavCloseImage = "/lightbox/images/closelabel.gif"; var overlayOpacity = 0.8; var animate = true; var resizeSpeed = 7; var borderSize = 10; var imageArray = new Array; var activeImage; 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) { try { element = $(element); return element.offsetWidth; } catch (Error) { } }, setWidth: function(element, w) { try { element = $(element); element.style.width = w + "px"; } catch (Error) { } }, setHeight: function(element, h) { try { element = $(element); element.style.height = h + "px"; } catch (Error) { } }, setTop: function(element, t) { try { element = $(element); element.style.top = t + "px"; } catch (Error) { } }, setLeft: function(element, l) { try { element = $(element); element.style.left = l + "px"; } catch (Error) { } }, setSrc: function(element, src) { try { element = $(element); element.src = src; } catch (Error) { } }, setHref: function(element, href) { try { element = $(element); element.href = href; } catch (Error) { } }, setInnerHTML: function(element, content) { try { element = $(element); element.innerHTML = content; } catch (Error) { } } }); 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.updateImageList(); var objBody = document.getElementsByTagName("body").item(0); var objOverlay = document.createElement("div"); objOverlay.setAttribute('id', 'overlay'); 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 objLightboxImage = document.createElement("img"); objLightboxImage.setAttribute('id', 'lightboxImage'); objImageContainer.appendChild(objLightboxImage); 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); }, updateImageList: 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(imageLink) { hideSelectBoxes(); hideFlash(); var arrayPageSize = getPageSize(); Element.setWidth('overlay', arrayPageSize[0]); Element.setHeight('overlay', arrayPageSize[1]); new Effect.Appear('overlay', { duration: overlayDuration, from: 0.0, to: overlayOpacity }); imageArray = []; imageNum = 0; if (!document.getElementsByTagName) { return; } var anchors = document.getElementsByTagName(imageLink.tagName); if ((imageLink.getAttribute('rel') == 'lightbox')) { imageArray.push(new Array(imageLink.getAttribute('href'), imageLink.getAttribute('title'))); } else { for (var i = 0; i < anchors.length; i++) { var anchor = anchors[i]; if (anchor.getAttribute('href') && (anchor.getAttribute('rel') == imageLink.getAttribute('rel'))) { imageArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title'))); } } imageArray.removeDuplicates(); while (imageArray[imageNum][0] != imageLink.getAttribute('href')) { imageNum++; } } 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.changeImage(imageNum); }, changeImage: function(imageNum) { activeImage = imageNum; if (animate) { Element.show('loading'); } Element.hide('lightboxImage'); Element.hide('hoverNav'); Element.hide('prevLink'); Element.hide('nextLink'); Element.hide('imageDataContainer'); Element.hide('numberDisplay'); imgPreloader = new Image(); imgPreloader.onload = function() { Element.setSrc('lightboxImage', imageArray[activeImage][0]); myLightbox.resizeImageContainer(imgPreloader.width, imgPreloader.height); imgPreloader.onload = function() { }; }; imgPreloader.src = imageArray[activeImage][0]; }, resizeImageContainer: function(imgWidth, imgHeight) { this.widthCurrent = Element.getWidth('outerImageContainer'); this.heightCurrent = Element.getHeight('outerImageContainer'); var widthNew = (imgWidth + (borderSize * 2)); var heightNew = (imgHeight + (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', imgHeight); Element.setHeight('nextLink', imgHeight); Element.setWidth('imageDataContainer', widthNew); this.showImage(); }, showImage: function() { Element.hide('loading'); new Effect.Appear('lightboxImage', { duration: resizeDuration, queue: 'end', afterFinish: function() { myLightbox.updateDetails(); } }); this.preloadNeighborImages(); }, updateDetails: function() { if (imageArray[activeImage][1]) { Element.show('caption'); Element.setInnerHTML('caption', imageArray[activeImage][1]); } if (imageArray.length > 1) { Element.show('numberDisplay'); Element.setInnerHTML('numberDisplay', elmSlika + " " + eval(activeImage + 1) + " " + elmOd + " " + imageArray.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 (activeImage != 0) { Element.show('prevLink'); document.getElementById('prevLink').onclick = function() { myLightbox.changeImage(activeImage - 1); return false; }; } if (activeImage != (imageArray.length - 1)) { Element.show('nextLink'); document.getElementById('nextLink').onclick = function() { myLightbox.changeImage(activeImage + 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 (activeImage != 0) { myLightbox.disableKeyboardNav(); myLightbox.changeImage(activeImage - 1); } } else if ((key == 'n') || (keycode == 39)) { if (activeImage != (imageArray.length - 1)) { myLightbox.disableKeyboardNav(); myLightbox.changeImage(activeImage + 1); } } }, preloadNeighborImages: function() { if ((imageArray.length - 1) > activeImage) { preloadNextImage = new Image(); preloadNextImage.src = imageArray[activeImage + 1][0]; } if (activeImage > 0) { preloadPrevImage = new Image(); preloadPrevImage.src = imageArray[activeImage - 1][0]; } }, end: function() { this.disableKeyboardNav(); 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);