自动显隐回到顶部代码
当拖动网页滚动条的时，页面右下角会自动出现“回到顶部”的图标，点击该图标就可以回到顶部！此代码原理是当页面到达非第一屏时，即显示TOP图标，点击后页面平滑滚动到第一屏！效果很爽！
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当拖动网页滚动条的时，页面右下角会自动出现“回到顶部”的图标，点击该图标就可以回到顶部！此代码原理是当页面到达非第一屏时，即显示TOP图标，点击后页面平滑滚动到第一屏！效果很爽！
2011/06/26 18:16:50
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2011/02/24 05:06:14
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2011/01/29 07:45:36
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2011/01/21 21:57:54
这个不错！
2011/01/20 03:36:20
kkqkvbakaaqnlcmehiflgscgecgbjbqc
2010/10/20 16:13:14
呵呵最后谢谢博主
2010/10/20 16:12:32
呵呵 很喜欢这个代码功能
2010/09/26 17:48:09
谢谢楼主的分享，我也用用呢
2010/09/20 12:43:31
博主你太好了 我也下载个！
2010/09/01 14:47:00
有了这个就方便多了！
2010/08/28 10:10:40
这个小代码功能感觉很人性化，值得推荐
2010/08/12 13:19:22
用360浏览器会被当成网页广告过滤掉。这个比较麻烦！
2010/08/07 23:39:38
看见你恢复我也很高兴,默默支持你
2010/08/06 12:51:39
你这博客是什么程序内核？感觉怪怪的。这个不错，下载收藏。
2010/08/05 21:35:02
这个功能可以试试，不错
2010/08/03 18:42:09
回来了~~ 开始更新了！！
2010/08/03 18:20:08
那个放大镜非常的不错啊！
谢谢，博主分享！
2010/08/03 18:18:15
沙发，
谢谢，博主分享。
这代码非常不错啊！