/*
 * Thickbox 2.1 - jQuery plugin for displaying content in a box above the page
 * 
 * Copyright (c) 2006, 2007 Cody Lindley (http://www.codylindley.com)
 *
 * Licensed under the MIT License:
 *   http://www.opensource.org/licenses/mit-license.php
 */

// on page load call TB_init
$(document).ready(TB_init);
// add thickbox to href elements that have a class of .thickbox
function TB_init(){
$("a.thickbox").click(function(event){
// stop default behaviour
event.preventDefault();
// remove click border
this.blur();
// get caption: either title or name attribute
var caption=this.title || this.name || "";
// get rel attribute for image groups
var group=this.rel || false;
// display the box for the elements href
TB_show(caption, this.href, group);
});}
// called when the user clicks on a thickbox link
function TB_show(caption, url, rel) {
// create iframe, overlay and box if non-existent
if ( !$("#TB_HideSelect").length ) {$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
$("#TB_overlay").click(TB_remove);}
// TODO replace or check if event is already assigned
$(window).scroll(TB_position);
// TODO replace
TB_overlaySize();
// TODO create loader only once, hide and show on demand
$("body").append("<div id='TB_load'><img src='la.gif' /></div>");
TB_load_position();
// check if a query string is involved
var baseURL=url.match(/(.+)?/)[1] || url;
// regex to check if a href refers to an image
var imageURL=/\.(jpe?g|png|gif|bmp)/gi;
// check for images
if ( baseURL.match(imageURL) ) {
var dummy={ caption: "", url: "", html: "" };
var prev=dummy,
next=dummy,
imageCount="";
// if an image group is given
if ( rel ) {
function getInfo(image, id, label) {return {caption: image.title,
url: image.href,
html: "<span id='TB_" + id + "'>&nbsp;&nbsp;<a href='#'>" + label + "</a></span>"}}
// find the anchors that point to the group
var imageGroup=$("a[@rel="+rel+"]").get();
var foundSelf=false;
// loop through the anchors, looking for ourself, saving information about previous and next image
for (var i=0; i < imageGroup.length; i++) {
var image=imageGroup[i];
var urlTypeTemp=image.href.match(imageURL);
// look for ourself
if ( image.href == url ) {foundSelf=true;imageCount="Imatge " + (i + 1) + " de "+ (imageGroup.length);
} else {// when we found ourself, the current is the next image
if ( foundSelf ) {next=getInfo(image, "next", "Següent &gt;");// stop searching
break;
} else {// didn't find ourself yet, so this may be the one before ourself
prev=getInfo(image, "prev", "&lt; Anterior");}}}}
imgPreloader=new Image();
imgPreloader.onload=function() {
imgPreloader.onload=null;
// Resizing large images
var pagesize=TB_getPageSize();
var x=pagesize[0] - 150;
var y=pagesize[1] - 150;
var imageWidth=imgPreloader.width;
var imageHeight=imgPreloader.height;
if (imageWidth > x) {imageHeight=imageHeight * (x / imageWidth);
imageWidth=x;
if (imageHeight > y) {imageWidth=imageWidth * (y / imageHeight);
imageHeight=y;}} else if (imageHeight > y) {
imageWidth=imageWidth * (y / imageHeight);
imageHeight=y;
if (imageWidth > x) {
imageHeight=imageHeight * (x / imageWidth);
imageWidth=x;}}
// End Resizing
// TODO don't use globals
TB_WIDTH=imageWidth + 30;
TB_HEIGHT=imageHeight + 60;
// TODO empty window content instead
$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + imageCount + prev.html + next.html + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Tancar'>tancar</a></div>");
$("#TB_closeWindowButton").click(TB_remove);
function buildClickHandler(image) {
return function() {$("#TB_window").remove();
$("body").append("<div id='TB_window'></div>");
TB_show(image.caption, image.url, rel);
return false;};}
var goPrev=buildClickHandler(prev);
var goNext=buildClickHandler(next);
if ( prev.html ) {
$("#TB_prev").click(goPrev);}
if ( next.html ) {$("#TB_next").click(goNext);}
// TODO use jQuery, maybe with event fix plugin, or just get the necessary parts of it
document.onkeydown=function(e) {
if (e == null) { // ie
keycode=event.keyCode;
} else { // mozilla
keycode=e.which;}
switch(keycode) {case 27:
TB_remove();
break;
case 190:
if( next.html ) {
document.onkeydown=null;
goNext();}
break;
case 188:
if( prev.html ) {
document.onkeydown=null;
goPrev();}
break;}}
// TODO don't remove loader etc., just hide and show later
TB_position();
$("#TB_load").remove();
$("#TB_ImageOff").click(TB_remove);
// for safari using css instead of show
// TODO is that necessary? can't test safari
$("#TB_window").css({display:"block"});}
imgPreloader.src=url;} else { //code to show html pages
var queryString=url.match(/\?(.+)/)[1];
var params=TB_parseQuery( queryString );
TB_WIDTH=(params['width']*1) + 30;
TB_HEIGHT=(params['height']*1) + 40;
var ajaxContentW=TB_WIDTH - 30,
ajaxContentH=TB_HEIGHT - 45;
if(url.indexOf('TB_iframe') != -1){
urlNoQuery=url.split('TB_');
$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Tancar'>tancar</a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' onload='TB_showIframe()'> </iframe>");
} else {$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>tancar</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");}
$("#TB_closeWindowButton").click(TB_remove);
if(url.indexOf('TB_inline') != -1){
$("#TB_ajaxContent").html($('#' + params['inlineId']).html());
TB_position();
$("#TB_load").remove();
$("#TB_window").css({display:"block"});
}else if(url.indexOf('TB_iframe') != -1){
TB_position();
if(frames['TB_iframeContent'] == undefined){//be nice to safari
$("#TB_load").remove();
$("#TB_window").css({display:"block"});
$(document).keyup( function(e){ var key=e.keyCode; if(key == 27){TB_remove()} });}
}else{$("#TB_ajaxContent").load(url, function(){TB_position();
$("#TB_load").remove();
$("#TB_window").css({display:"block"});});}}
$(window).resize(TB_position);
document.onkeyup=function(e){
if (e == null) { // ie
keycode=event.keyCode;
} else { // mozilla
keycode=e.which;}
if(keycode == 27){ // close
TB_remove();}}}
//helper functions below
function TB_showIframe(){
$("#TB_load").remove();
$("#TB_window").css({display:"block"});}
function TB_remove() {
 $("#TB_imageOff").unbind("click");
$("#TB_overlay").unbind("click");
$("#TB_closeWindowButton").unbind("click");
$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').remove();});
$("#TB_load").remove();
return false;}
function TB_position() {var pagesize=TB_getPageSize();
var arrayPageScroll=TB_getPageScrollTop();
var style={width: TB_WIDTH, left: (arrayPageScroll[0] + (pagesize[0] - TB_WIDTH)/2), top: (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2)};
$("#TB_window").css(style);}
function TB_overlaySize(){if (window.innerHeight && window.scrollMaxY || window.innerWidth && window.scrollMaxX) {
yScroll=window.innerHeight + window.scrollMaxY;
xScroll=window.innerWidth + window.scrollMaxX;
var deff=document.documentElement;
var wff=(deff&&deff.clientWidth) || document.body.clientWidth || window.innerWidth || self.innerWidth;
var hff=(deff&&deff.clientHeight) || document.body.clientHeight || window.innerHeight || self.innerHeight;
xScroll -= (window.innerWidth - wff);
yScroll -= (window.innerHeight - hff);
} else if (document.body.scrollHeight > document.body.offsetHeight || document.body.scrollWidth > document.body.offsetWidth){ // all but Explorer Mac
yScroll=document.body.scrollHeight;
xScroll=document.body.scrollWidth;
} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
yScroll=document.body.offsetHeight;
xScroll=document.body.offsetWidth;}
$("#TB_overlay").css({"height": yScroll, "width": xScroll});
$("#TB_HideSelect").css({"height": yScroll,"width": xScroll});}
function TB_load_position() {var pagesize=TB_getPageSize();
var arrayPageScroll=TB_getPageScrollTop();
$("#TB_load")
.css({left: (arrayPageScroll[0] + (pagesize[0] - 100)/2), top: (arrayPageScroll[1] + ((pagesize[1]-100)/2)) })
.css({display:"block"});}
function TB_parseQuery ( query ) {
// return empty object
if( !query )
return {};
var params={};
// parse query
var pairs=query.split(/[;&]/);
for ( var i=0; i < pairs.length; i++ ) {
var pair=pairs[i].split('=');
if ( !pair || pair.length != 2 )
continue;
// unescape both key and value, replace "+" with spaces in value
params[unescape(pair[0])]=unescape(pair[1]).replace(/\+/g, ' ');}
return params;}
function TB_getPageScrollTop(){
var yScrolltop;
var xScrollleft;
if (self.pageYOffset || self.pageXOffset) {
yScrolltop=self.pageYOffset;
xScrollleft=self.pageXOffset;
} else if (document.documentElement && document.documentElement.scrollTop || document.documentElement.scrollLeft ){ // Explorer 6 Strict
yScrolltop=document.documentElement.scrollTop;
xScrollleft=document.documentElement.scrollLeft;
} else if (document.body) {// all other Explorers
yScrolltop=document.body.scrollTop;
xScrollleft=document.body.scrollLeft;}
arrayPageScroll=new Array(xScrollleft,yScrolltop)
return arrayPageScroll;}
function TB_getPageSize(){
var de=document.documentElement;
var w=window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
var h=window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight
arrayPageSize=new Array(w,h)
return arrayPageSize;}