function pega_fotos(apiKey, userId, photoSet) {
	var arrayPhotos = [];
	$.ajax({
		url: 'http://api.flickr.com/services/rest/?method=flickr.photosets.getList&api_key='+ apiKey +'&user_id='+ userId +'&format=json&nojsoncallback=1',
		dataType: 'json',
		async: false,
		success:
			function(json){
			//$.each(json.photosets.photoset, function(key, value){
				$.ajax({
				//url: 'http://api.flickr.com/services/rest/?method=flickr.photosets.getPhotos&api_key='+ apiKey +'&photoset_id=' + value.id + '&extras=url_m&media=photos&format=json&nojsoncallback=1',
				url: 'http://api.flickr.com/services/rest/?method=flickr.photosets.getPhotos&api_key='+ apiKey +'&photoset_id=' + photoSet + '&extras=url_m&media=photos&format=json&nojsoncallback=1',
				dataType: 'json',
				async: false,
				success:
					function(data){
						$.each(data.photoset.photo, function(i, valor){
							arrayPhotos.push({'image' : valor.url_m, 'title' : valor.title});
						});
					}
				});
			//});
			}
		});
		return arrayPhotos;
	}

function iniciaTransicao(gallery, photos){
	var i = 0, 
	MAX_PHOTOS = photos.length;
	
	$('#'+ gallery +'_img0').show();
	(function transicao(){
		setTimeout(function(){
			$('#'+ gallery +'_img'+ i++).fadeOut('slow',function(){
				if (i == MAX_PHOTOS)	i = 0;
				$('#'+ gallery +'_img'+ i).fadeIn('slow',transicao);
			});
		},4000);
	})();
}

function montaGaleria(galeria, height, photos){
	for(var i = 0, max = photos.length; i < max; i++){
		$('<img id="'+ galeria + '_img'+ i +'" height="'+ height +'px" src="'+ photos[i].image +'" />').addClass('hide').appendTo('#'+galeria);
	}
	iniciaTransicao(galeria, photos);
}