1.效果图如下所示，
点击评论会在对应的评论区域展开评论输入框，点击取消会取消对应的评论输入框
2.html代码：需要引入jQuery.js
<div nclass=nr-comment>
<div nclass=nr-comment-con>
<div nclass=nr-comment-nav>
<div nclass=comment-number>
<span>493</span>
<span>条评论</span>
</div>
<div nclass=comment-sort>
切换为时间排序
</div>
</div>
<div
class=comment-conte
