if($("photo")){
	var ll=$$("photo","A"),pics=$$$("pic");
	for(var i=1;i<ll.length-1;i++) ll[i].onclick=showPic;
	function none(){for(var j=1;j<ll.length-1;j++){ll[j].className="";pics[j-1].style.display="none";}}
	function showPic(){
		none()
		this.className="focus";
		this.blur();
		for(var i=1;i<ll.length-1;i++)	pics[i-1].style.display=(ll[i].className)=="focus"?"block":"none";
		return false;
	}
	function prev(){
		for(var i=1;i<ll.length-1;i++){if(ll[i].className=="focus") break;}
		if(i<=1) i=ll.length-1;
		none();
		ll[i-1].className="focus";pics[i-2].style.display="block";
	}
	function next(){
		for(var i=1;i<ll.length-1;i++){if(ll[i].className=="focus") break;}
		if(i>=ll.length-2) i=0;
		none();
		ll[i+1].className="focus";pics[i].style.display="block";
	}
}