$(function(){
	$("#focus").focu({//调用
		evt: "click",
		subscript: true,//是否启用下标
		button: false,//是否启用左右按钮
		autotime: 5000
	});
})


$(function (){
	var _obj = $(".scroller");
	var oul = _obj.find("ul");
	var oli = oul.find("li");
	var osize = oli.size(); 
	var h = oli.height();
	var ospeed = 500;
	var idx = null;
	var timer = null;
	$(".btndown").click(onext);
	_obj.hover(function(){
		clearinterval(timer);
		clearinterval(timer1);
	},function(){
		timer = setinterval(function(){
			onext();
		},ospeed * 5);
		timer1 = setinterval(function(){
			$(".btndown img").animate({top:30},function(){
				$(this).css({"top":-30,"opacity":0,"filter":"alpha(opacity=0)"});
				$(this).animate({top:0,opacity:1},function(){
					$(this).css({"filter":"alpha(opacity=100)"});
				});
			});
		},1500)
	}).trigger("mouseleave");
	function onext(){
		idx++;
		if(idx>=osize){
			idx = 0;
		}
		scroller(idx)
	};
	function scroller(idx){
		if(idx>0){
			oul.stop().animate({top:-idx * h},ospeed);
		}else{
			oul.stop().animate({top:-idx * h},250);
		}
		
	};
});