fjb={

// Properties to change

	pics:6,
	nextLabel:'next',
	prevLabel:'prev',
	linkID:'flickrlink',
	largePicID:'flickrshot',
	navClass:'nav',
	loadingMessage:'Loading images...',
	fullImageLink:'See full image on flickr',
	feedUrl:'http://api.flickr.com/services/feeds/photos_faves.gne?nsid=33058382@N03&lang=en-us&format=json',

// end properties, here be dragons 
	
	ls:null,
	current:1,
	init:function(){
		fjb.srcLink=document.getElementById(fjb.linkID);
		if(!fjb.srcLink){
			return;
		}
		fjb.srcLink.innerHTML=fjb.loadingMessage;
		//var furl=fjb.srcLink.href.replace(/.*photos\//,'');
		//var url='http://flickr.com/services/feeds/photos_public.gne?id='+furl+'&format=json';
		var url = fjb.feedUrl;
		var script=document.createElement('script');
		script.type = 'text/javascript';
		script.src=url;
		document.getElementsByTagName("head")[0].appendChild(script);
	},
	compute:function(obj){
		fjb.stream=document.createElement('ul');
		fjb.stream.id=fjb.linkID;
		var output='',temp='';
		for(i in obj.items){
			temp=obj.items[i].media.m;
			temp=temp.replace(/_m.jpg/g,'_s.jpg');
			output+='<li><a href="'+obj.items[i].link + '" title="'+obj.items[i].title + '" onclick="fjb.show(this);return false"><img src="' + temp+'" alt="'+obj.items[i].title+'" /></a></li>';
		}
		var rep=fjb.srcLink.parentNode.nodeName.toLowerCase()==='p'?fjb.srcLink.parentNode:fjb.srcLink;
		rep.parentNode.replaceChild(fjb.stream,rep);
		fjb.stream.innerHTML=output;
		var prevlink='<li class="'+fjb.navClass+'"><a href="#" onclick="fjb.navigate(-1);return false">'+fjb.prevLabel+'</a></li>';
		fjb.stream.innerHTML=prevlink+fjb.stream.innerHTML;
		var nextlink='<li class="'+fjb.navClass+'"><a href="#" onclick="fjb.navigate(1);return false">'+fjb.nextLabel+'</a></li>';
		fjb.all=obj.items.length;
		fjb.stream.innerHTML+=nextlink;
		for(var i=1;i<=fjb.all-1;i++){
			fjb.stream.getElementsByTagName('li')[i].style.display='none';
		}
		fjb.navigate(0);
	},
	navigate:function(offset){
		for(var i=1;i<=fjb.all;i++){
			fjb.stream.getElementsByTagName('li')[i].style.display='none';
		}
		var change=fjb.pics*offset;
		fjb.current+=change;
		for(var i=fjb.current;i<fjb.current+fjb.pics;i++){
			if(fjb.stream.getElementsByTagName('li')[i]){
				fjb.stream.getElementsByTagName('li')[i].style.display='block';
			}
		}
		var fl=fjb.stream.getElementsByTagName('a')[0];
		fl.style.display=fjb.current==1?'none':'block';
		var ll=fjb.stream.getElementsByTagName('a')[fjb.all+1];
		ll.style.display=fjb.current>fjb.all-fjb.pics?'none':'block';
	},
	show:function(o){
		if(fjb.ls===null){
			fjb.ls=document.createElement('div');
			document.body.appendChild(fjb.ls);
			fjb.ls.id=fjb.largePicID;
			fjb.ls.style.position='absolute';
		} 
		var prev='<p><a href="'+o.href+'">'+fjb.fullImageLink+'</a></p>';
		fjb.ls.innerHTML='<a href="#" onclick="this.parentNode.style.display=\'none\';this.parentNode.parent.focus();return false" class="fjbcloser">X</a><h4>'+o.title+'</h4><a href="#" onclick="this.parentNode.style.display=\'none\';this.parentNode.parent.focus();return false">'+o.innerHTML.replace(/_s.jpg/,'_m.jpg')+'</a>'+prev;
		fjb.ls.style.display='block';
		var y=0;
		if(self.pageYOffset){
			y=self.pageYOffset;
		} else if (document.documentElement && document.documentElement.scrollTop){
			y=document.documentElement.scrollTop;
		} else if(document.body){
			y=document.body.scrollTop;
		}
		fjb.ls.style.top=y+'px';
		fjb.ls.parent=o;
		fjb.ls.getElementsByTagName('a')[0].focus();
	},
	addLoadEvent:function(func){
		var oldonload = window.onload;
		if (typeof window.onload != 'function') {
			window.onload=func;
		}else{
			window.onload=function(){
				if(oldonload){
					oldonload();
				}
				func();
			}
		}
	}
};
function jsonFlickrFeed(obj){
	fjb.compute(obj);
}
fjb.addLoadEvent(fjb.init);