<div class="btn">返回</div>

方法一

	.on("click",".btn",function(){
		window.history.go(-1);
	})
	

方法二

	$(document).on('click','.btn',function(){
		window.history.back();
	})
	

方法三

	$(document).on('click','.btn',function(){
		location.href = "./list.html";    //要返回的路径 
	})