The YUI team has been making further enhancements to the YUI library. I decided to stick together in one post all the previous resources I've added for the YUI Image Uploader and make sure the uploader was compatible with the latest version of the YUI Rich Text Editor.
Image Uploader Client Code
Image Uploader Server Code
To upload images, you'll need to provide some server functionality. The image needs to be stored on a server and made available for the web browser to display and the client to further manipulate. You can do this an about any programming language or server environment but the method will be unique to your particular language. I've provided examples for two languages:
YUI Rich Text Editor 2.5.0 Example
Here is an example that uses the 2.5.0 YUI library and the PHP server code:
I did a quick test and was able to upload images in both Safari and FireFox. Enjoy!