var thumbnailviewer={
enableTitle: true,
enableAnimation: true,
definefooter: '<div class="footerbar">CLOSE X</div>',
defineLoading: '<img src="http://summer2007.c00lstuff.com/images/loading.gif" /> Loading Image...',
scrollbarwidth: 16,
opacitystring: 'filter:progid:DXImageTransform.Microsoft.alpha(opacity=10); -moz-opacity: 0.1; opacity: 0.1',
targetlinks:[],
createthumbBox:function(){
document.write('<div id="thumbBox" onClick="thumbnailviewer.closeit()"><div id="thumbImage"></div>'+this.definefooter+'</div>')
document.write('<div id="thumbLoading">'+this.defineLoading+'</div>')
this.thumbBox=document.getElementById("thumbBox")
this.thumbImage=document.getElementById("thumbImage")
this.thumbLoading=document.getElementById("thumbLoading")
this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body
},
centerDiv:function(divobj){
var ie=document.all&&!window.opera
var dom=document.getElementById
var scroll_top=(ie)? this.standardbody.scrollTop : window.pageYOffset
var scroll_left=(ie)? this.standardbody.scrollLeft : window.pageXOffset
var docwidth=(ie)? this.standardbody.clientWidth : window.innerWidth-this.scrollbarwidth
var docheight=(ie)? this.standardbody.clientHeight: window.innerHeight
var docheightcomplete=(this.standardbody.offsetHeight>this.standardbody.scrollHeight)? this.standardbody.offsetHeight : this.standardbody.scrollHeight
var objwidth=divobj.offsetWidth
var objheight=divobj.offsetHeight
var topposition=(docheight>objheight)? scroll_top+docheight/2-objheight/2+"px" : scroll_top+10+"px"
divobj.style.left=docwidth/2-objwidth/2+"px"
divobj.style.top=Math.floor(parseInt(topposition))+"px"
divobj.style.visibility="visible"
},
showthumbBox:function(){
this.centerDiv(this.thumbBox)
if(this.enableAnimation){
this.currentopacity=0.1
this.opacitytimer=setInterval("thumbnailviewer.opacityanimation()",20)}
},
loadimage:function(link){
if(this.thumbBox.style.visibility=="visible")
this.closeit()
var imageHTML='<img src="'+link.getAttribute("href")+'" style="'+this.opacitystring+'" />'
if(this.enableTitle&&link.getAttribute("title"))
imageHTML+='<br />'+link.getAttribute("title")
this.centerDiv(this.thumbLoading)
this.thumbImage.innerHTML=imageHTML
this.featureImage=this.thumbImage.getElementsByTagName("img")[0]
this.featureImage.onload=function(){
thumbnailviewer.thumbLoading.style.visibility="hidden"
thumbnailviewer.showthumbBox()}
if(document.all&&!window.createPopup)
this.featureImage.src=link.getAttribute("href")
this.featureImage.onerror=function(){
thumbnailviewer.thumbLoading.style.visibility="hidden"}
},
setimgopacity:function(value){
var targetobject=this.featureImage
if(targetobject.filters&&targetobject.filters[0]){
if(typeof targetobject.filters[0].opacity=="number")
targetobject.filters[0].opacity=value*100
else
targetobject.style.filter="alpha(opacity="+value*100+")"}
else if(typeof targetobject.style.MozOpacity!="undefined")
targetobject.style.MozOpacity=value
else if(typeof targetobject.style.opacity!="undefined")
targetobject.style.opacity=value
else
this.stopanimation()
},
opacityanimation:function(){
this.setimgopacity(this.currentopacity)
this.currentopacity+=0.1
if(this.currentopacity>1)
this.stopanimation()
},
stopanimation:function(){
if(typeof this.opacitytimer!="undefined")
clearInterval(this.opacitytimer)
},
closeit:function(){
this.stopanimation()
this.thumbBox.style.visibility="hidden"
this.thumbImage.innerHTML=""
this.thumbBox.style.left="-2000px"
this.thumbBox.style.top="-2000px"
},
cleanup:function(){
this.thumbLoading=null
if(this.featureImage)this.featureImage.onload=null
this.featureImage=null
this.thumbImage=null
for(var i=0;i<this.targetlinks.length;i++)
this.targetlinks[i].onclick=null
this.thumbBox=null
},
dotask:function(target,functionref,tasktype){
var tasktype=(window.addEventListener)? tasktype : "on"+tasktype
if(target.addEventListener)
target.addEventListener(tasktype,functionref,false)
else if(target.attachEvent)
target.attachEvent(tasktype,functionref)
},
init:function(){
if(!this.enableAnimation)
this.opacitystring=""
var pagelinks=document.getElementsByTagName("a")
for(var i=0;i<pagelinks.length;i++){
if(pagelinks[i].getAttribute("rel")&&pagelinks[i].getAttribute("rel")=="thumbnail"){
pagelinks[i].onclick=function(){
thumbnailviewer.stopanimation()
thumbnailviewer.loadimage(this)
return false}
this.targetlinks[this.targetlinks.length]=pagelinks[i]}}
this.dotask(window,function(){if(thumbnailviewer.thumbBox.style.visibility=="visible")thumbnailviewer.centerDiv(thumbnailviewer.thumbBox)},"resize")}}
thumbnailviewer.createthumbBox()
thumbnailviewer.dotask(window,function(){thumbnailviewer.init()},"load")
thumbnailviewer.dotask(window,function(){thumbnailviewer.cleanup()},"unload")