详细说明： SWFUpload is a client-side file upload tool originally developed by Vinterwebb.se. It uses a combination of Flash and JavaScript to provide file upload functionality beyond what the basic browser provides with the tag. The main features that SWFUpload provides are: •The ability to select multiple files in the file browser dialog. •AJAX-style uploading without a page refresh. •Upload progress events. •Namespaced classes compatible with other JavaScript libraries (i.e., jQuery, Pro totype, etc.). •Flash 9 and Flash 10 support. (Flash 8 support dropped in version 2.2.0) SWFUpload is different from other Flash based upload tools because of the philosophy behind its design. SWFUpload gives developers control by leaving the UI in the browser (as much as possible). Developers can use XHTML, CSS, and JavaScript to tailor the upload UI to the needs and style of their site. Upload status updates are made through a set of simple JavaScript events. The developer uses these events to update the webpage as the file upload progresses. Unfortunately Flash Player 10 has forced us have one button in a flash movie in order to trigger the file browser dialog window. SWFUpload still empowers the devloper by provding the ability the button and overlay text from JavaScript. ...展开收缩
