var MFLightbox={lightboxType:null,lightboxCurrentContentID:null,showBoxString:function(content,boxWidth,boxHeight){this.setMFLightboxDimensions(boxWidth,boxHeight);this.lightboxType='string';var contents=$('boxContents');contents.innerHTML=content;this.showBox();return false;},showBoxImage:function(href){this.lightboxType='image';var contents=$('boxContents');var objImage=document.createElement("img");objImage.setAttribute('id','lightboxImage');contents.appendChild(objImage);imgPreload=new Image();imgPreload.onload=function(){objImage.src=href;MFLightbox.showBox();}
imgPreload.src=href;return false;},showBoxByID:function(id,boxWidth,boxHeight){this.lightboxType='id';this.lightboxCurrentContentID=id;this.setMFLightboxDimensions(boxWidth,boxHeight);var element=$(id);var contents=$('boxContents');contents.appendChild(element);Element.show(id);this.showBox();return false;},showBoxByAJAX:function(href,boxWidth,boxHeight){this.lightboxType='ajax';this.setMFLightboxDimensions(boxWidth,boxHeight);var contents=$('boxContents');var myAjax=new Ajax.Updater(contents,href,{method:'get'});this.showBox();return false;},setMFLightboxDimensions:function(width,height){var windowSize=this.getPageDimensions();if(width){if(width<windowSize[0]){$('box').style.width=width+'px';}else{$('box').style.width=(windowSize[0]-50)+'px';}}
if(height){if(height<windowSize[1]){$('box').style.height=height+'px';}else{$('box').style.height=(windowSize[1]-50)+'px';}}},showBox:function(){Element.show('overlay');this.center('box');return false;},hideBox:function(){var contents=$('boxContents');if(this.lightboxType=='id'){var body=document.getElementsByTagName("body").item(0);Element.hide(this.lightboxCurrentContentID);body.appendChild($(this.lightboxCurrentContentID));}
contents.innerHTML='';$('box').style.width=null;$('box').style.height=null;Element.hide('box');Element.hide('overlay');return false;},getPageDimensions:function(){var xScroll,yScroll;if(window.innerHeight&&window.scrollMaxY){xScroll=document.body.scrollWidth;yScroll=window.innerHeight+window.scrollMaxY;}else if(document.body.scrollHeight>document.body.offsetHeight){xScroll=document.body.scrollWidth;yScroll=document.body.scrollHeight;}else{xScroll=document.body.offsetWidth;yScroll=document.body.offsetHeight;}
var windowWidth,windowHeight;if(self.innerHeight){windowWidth=self.innerWidth;windowHeight=self.innerHeight;}else if(document.documentElement&&document.documentElement.clientHeight){windowWidth=document.documentElement.clientWidth;windowHeight=document.documentElement.clientHeight;}else if(document.body){windowWidth=document.body.clientWidth;windowHeight=document.body.clientHeight;}
if(yScroll<windowHeight){pageHeight=windowHeight;}else{pageHeight=yScroll;}
if(xScroll<windowWidth){pageWidth=windowWidth;}else{pageWidth=xScroll;}
arrayPageSize=new Array(windowWidth,windowHeight,pageWidth,pageHeight)
return arrayPageSize;},center:function(element){try{element=document.getElementById(element);}catch(e){return;}
var windowSize=this.getPageDimensions();var window_width=windowSize[0];var window_height=windowSize[1];$('overlay').style.height=windowSize[3]+'px';element.style.position='absolute';element.style.zIndex=99;var scrollY=0;if(document.documentElement&&document.documentElement.scrollTop){scrollY=document.documentElement.scrollTop;}else if(document.body&&document.body.scrollTop){scrollY=document.body.scrollTop;}else if(window.pageYOffset){scrollY=window.pageYOffset;}else if(window.scrollY){scrollY=window.scrollY;}
var elementDimensions=Element.getDimensions(element);var setX=(window_width-elementDimensions.width)/2;var setY=(window_height-elementDimensions.height)/2+scrollY;setX=(setX<0)?0:setX;setY=(setY<0)?0:setY;element.style.left=setX+"px";element.style.top=setY+"px";Element.show(element);},init:function(){if(typeof(this.initDone)!="undefined")return;var lightboxtext='<div id="overlay" style="display:none"></div>';lightboxtext+='<div id="box" style="display:none">';lightboxtext+='<img id="close" style="margin:5px" src="/img/icons/closex.png" onClick="MFLightbox.hideBox()" alt="Close" title="Close this window" />';lightboxtext+='<div id="boxContents"></div>';lightboxtext+='</div>';var body=document.getElementsByTagName("body").item(0);new Insertion.Bottom(body,lightboxtext);this.initDone=true;}}