将利用word,excel编辑，上传，下载网络文件的控件-will use the word, excel edit and upload and download documents Control Network

一个很好用的JS控件，所见即所得，可以直接用在网页中，将后台所编辑的东西，一模一样的在前台显示出来-a good use of JS control, WYSIWYG, can be directly used on the website, as background to edit things, the same as shown in the foreground