Pier = {};

Pier.News = {
	news : [],
	current : 0,
	total : 0,
	init : function(){
		Pier.News.clear();
		
		Pier.News.news = document.getElementsByClassName('novedad');
		Pier.News.total = Pier.News.news.length;
		
		$('prev').onclick = function(){
			
			if(Pier.News.current == 0){
				Pier.News.current = Pier.News.total-1;;
			}else{
				Pier.News.current--;
			}
			
			Pier.News.clear();
			
			new Effect.Appear(Pier.News.news[Pier.News.current]);
			
			return false;
		};
		
		$('next').onclick = function(){
			if(Pier.News.current == Pier.News.total-1){
				Pier.News.current = 0;
			}else{
				Pier.News.current++;
			}
			
			Pier.News.clear();
			//Pier.News.news[Pier.News.current].style.display = '';
			Effect.Appear(Pier.News.news[Pier.News.current]);
			
			return false;
		};
		
		if(Pier.News.total){ Pier.News.current = -1; $('next').onclick(); }
		
	},
	
	clear : function(){
		for(var i=0;i<Pier.News.total;i++){
			Pier.News.news[i].style.display = 'none';
		}
	}
};