ecoder is a simple, web-based code editor ( IDE ), which includes a file browser, file uploader, and tabbed system to allow multiple files to be edited at the same time. using this web-application developers can edit code directly online, real-time syntax highlighting is handled by textarea and keyboard short-cuts lend it the feel of a locally installed application.
this system can be tried at: http://ecoder.gmeditor.com/
note: ecoder currently only support firefox