查看:http://www.helloweba.com/view-blog-334.html
ueditor
示例:http://ueditor.baidu.com/website/umeditor.html
下载:http://ueditor.baidu.com/website/download.html#mini
kindEditor
参考:http://www.shouce.ren/api/view/a/11114
源码:Github: https://github.com/kindsoft/kindeditor
补充: http://kindeditor.net/demo.php