下面有几个版本，你正在寻找一些常见的JavaScript工具包。什么

Here are a couple of versions of what you're looking for for some common JavaScript toolkits.

• 在Mootools的 - http://digitarald.de/project/fancyupload/
• ExtJS的 - http://extjs.com/learn/Extension:UploadForm

• Mootools - http://digitarald.de/project/fancyupload/
• Extjs - http://extjs.com/learn/Extension:UploadForm