<div class="bg-notfound">
		<div class="nf-top">
			<img src="__PUBLIC__/images/404/404.png" alt="">
		</div>
		<div class="nf-txt">
			<p>即將離開本頁，<span id="second">5</span>秒後自動返回上一頁</p>
		</div>
		<div class="nf-bottom">
			<a href="javascript:;" class="btn-nf btn-back" onclick="history.go(-1)">立即返回</a>
			<a href="/" class="btn-nf btn-go">回到首頁</a>
		</div>
	</div>
 

		$(function(){
			setTimeout('jumpGo()',1000);
		});
		function jumpGo(){
			var second = $("#second").text();
			$("#second").text(--sec);
			if(second>0){
				setTimeout('jumpGo()',1000);
			} else{
				window.history.go(-1);
			}
		}