Just quickly stumbled upon this tool that allows you to use textareas within your forms, and dynamically change them into content editors ala word, etc.

Check it out – NicEdit.

dhtmlxVault AJAX uploading component helps you to implement a modern and feature-rich file uploading part of your web application. It’s built with AJAX technology, the control allows files to be uploaded seamlessly without reloading the entire webpage. The Progress Bar indicator lets uploaders know about the progress of upload of each of processed files. And different file types are displayed with corresponding icons like image and zip file. The standard edition is free to download and they also offer paid edition with additional features.

AjaxRain is one of the popular web design resources and library for designers to finding best of JavaScript, AJAX and DHTML components on the web. These examples and demos can be downloaded for your own personal use. You can suggest items to be included in the AjaxRain directory as well. Each example will take you to the original source page. You can also signup to be member and post comment, add to favorites or rate each resource.

And latest AjaxRain has a major facelift that includes a new UI, a revamped home page with the latest scripts, a section for popular scripts and feeds from delicious, digg and Ajaxian at sidebar. Check out the new AjaxRain and get your collection of AJAX scripts.

The overlay information window is popular and usable on many websites. jqModal is a lightweight, powerful and flexible jQuery Javascript framework for display notices, dialogs, showing alert, giving tips, insert media content or modal windows in web browsers. The plugin is released under MIT license and have fun with it for your next web design project.

The Main Features:

• Inline or remote window content;
• Modal-in-modal and multiple independent modal support;
• DOM element events are preserved;
• Translator friendly;
• Designer friendly, abstracted HTML, CSS, and Javascript
• Support for drag & drop and resizing;
• Extendable through callbacks to make anything like gallery slideshow.