var loadingImage='images/loading.gif';var closeButton='images/close.gif';function getPageScroll(){var yScroll;if(self.pageYOffset){yScroll=self.pageYOffset;}else if(document.documentElement && document.documentElement.scrollTop){yScroll=document.documentElement.scrollTop;}else if(document.body){yScroll=document.body.scrollTop;}
arrayPageScroll=new Array('',yScroll)
return arrayPageScroll;}
function getPageSize(){var xScroll,yScroll;if(window.innerHeight && window.scrollMaxY){xScroll=document.body.scrollWidth;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){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=windowWidth;}else{pageWidth=xScroll;}
arrayPageSize=new Array(pageWidth,pageHeight,windowWidth,windowHeight)
return arrayPageSize;}
function pause(numberMillis){var now=new Date();var exitTime=now.getTime()+numberMillis;while(true){now=new Date();if(now.getTime()> exitTime)
return;}
}
function getKey(e){if(e==null){keycode=event.keyCode;}else{keycode=e.which;}
key=String.fromCharCode(keycode).toLowerCase();if(key=='x'){hideLightbox();}
}
function listenKey(){document.onkeypress=getKey;}
function showLightbox(objLink){var objOverlay=document.getElementById('overlay');var objLightbox=document.getElementById('lightbox');var objCaption=document.getElementById('lightboxCaption');var objImage=document.getElementById('lightboxImage');var objLoadingImage=document.getElementById('loadingImage');var objLightboxDetails=document.getElementById('lightboxDetails');var arrayPageSize=getPageSize();var arrayPageScroll=getPageScroll();if(objLoadingImage){objLoadingImage.style.top=(arrayPageScroll[1]+((arrayPageSize[3]-35-objLoadingImage.height)/ 2) + 'px');
		objLoadingImage.style.left = (((arrayPageSize[0] - 20 - objLoadingImage.width) /2)+'px');objLoadingImage.style.display='block';}
objOverlay.style.height=(arrayPageSize[1]+'px');objOverlay.style.display='block';imgPreload=new Image();imgPreload.onload=function(){objImage.src=objLink.href;var lightboxTop=arrayPageScroll[1]+((arrayPageSize[3]-35-imgPreload.height)/ 2);
		var lightboxLeft = ((arrayPageSize[0] - 20 - imgPreload.width) /2);objLightbox.style.top=(lightboxTop < 0)?"0px":lightboxTop+"px";objLightbox.style.left=(lightboxLeft < 0)?"0px":lightboxLeft+"px";objLightboxDetails.style.width=imgPreload.width+'px';if(objLink.getAttribute('title')){objCaption.style.display='block';objCaption.innerHTML=objLink.getAttribute('title');}else{objCaption.style.display='none';}
if(navigator.appVersion.indexOf("MSIE")!=-1){pause(250);}
if(objLoadingImage){objLoadingImage.style.display='none';}
selects=document.getElementsByTagName("select");for(i=0;i!=selects.length;i++){selects[i].style.visibility="hidden";}
objLightbox.style.display='block';arrayPageSize=getPageSize();objOverlay.style.height=(arrayPageSize[1]+'px');listenKey();return false;}
imgPreload.src=objLink.href;}
function hideLightbox(){objOverlay=document.getElementById('overlay');objLightbox=document.getElementById('lightbox');objOverlay.style.display='none';objLightbox.style.display='none';selects=document.getElementsByTagName("select");for(i=0;i!=selects.length;i++){selects[i].style.visibility="visible";}
document.onkeypress='';}
function initLightbox(){if(!document.getElementsByTagName){return;}
var anchors=document.getElementsByTagName("a");for(var i=0;i<anchors.length;i++){var anchor=anchors[i];if(anchor.getAttribute("href")&&(anchor.getAttribute("rel")=="lightbox")){anchor.onclick=function(){showLightbox(this);return false;}
}
}
var objBody=document.getElementsByTagName("body").item(0);var objOverlay=document.createElement("div");objOverlay.setAttribute('id','overlay');objOverlay.onclick=function(){hideLightbox();return false;}
objOverlay.style.display='none';objOverlay.style.position='absolute';objOverlay.style.top='0';objOverlay.style.left='0';objOverlay.style.zIndex='90';objOverlay.style.width='100%';objBody.insertBefore(objOverlay,objBody.firstChild);var arrayPageSize=getPageSize();var arrayPageScroll=getPageScroll();var imgPreloader=new Image();imgPreloader.onload=function(){var objLoadingImageLink=document.createElement("a");objLoadingImageLink.setAttribute('href','#');objLoadingImageLink.onclick=function(){hideLightbox();return false;}
objOverlay.appendChild(objLoadingImageLink);var objLoadingImage=document.createElement("img");objLoadingImage.src=loadingImage;objLoadingImage.setAttribute('id','loadingImage');objLoadingImage.style.position='absolute';objLoadingImage.style.zIndex='150';objLoadingImageLink.appendChild(objLoadingImage);imgPreloader.onload=function(){};return false;}
imgPreloader.src=loadingImage;var objLightbox=document.createElement("div");objLightbox.setAttribute('id','lightbox');objLightbox.style.display='none';objLightbox.style.position='absolute';objLightbox.style.zIndex='100';objBody.insertBefore(objLightbox,objOverlay.nextSibling);var objLink=document.createElement("a");objLink.setAttribute('href','#');objLink.setAttribute('title','Click to close');objLink.onclick=function(){hideLightbox();return false;}
objLightbox.appendChild(objLink);var imgPreloadCloseButton=new Image();imgPreloadCloseButton.onload=function(){var objCloseButton=document.createElement("img");objCloseButton.src=closeButton;objCloseButton.setAttribute('id','closeButton');objCloseButton.style.position='absolute';objCloseButton.style.zIndex='200';objLink.appendChild(objCloseButton);return false;}
imgPreloadCloseButton.src=closeButton;var objImage=document.createElement("img");objImage.setAttribute('id','lightboxImage');objLink.appendChild(objImage);var objLightboxDetails=document.createElement("div");objLightboxDetails.setAttribute('id','lightboxDetails');objLightbox.appendChild(objLightboxDetails);var objCaption=document.createElement("div");objCaption.setAttribute('id','lightboxCaption');objCaption.style.display='none';objLightboxDetails.appendChild(objCaption);var objKeyboardMsg=document.createElement("div");objKeyboardMsg.setAttribute('id','keyboardMsg');objKeyboardMsg.innerHTML='press <a href="#" onclick="hideLightbox(); return false;"><kbd>x</kbd></a> to close';objLightboxDetails.appendChild(objKeyboardMsg);}
function addLoadEvent(func){var oldonload=window.onload;if(typeof window.onload!='function'){window.onload=func;}else{window.onload=function(){oldonload();func();}
}
}
addLoadEvent(initLightbox);