This is EditArea, a free java-script editor for source code.
This editor is designed to edit souce code files in a textarea. The main goal is to allow text formatting, search and replace and syntax highlight (for not too hard text).
This editor is free and freeware distributable (released under LGPL, Apche and BSD licenses).
Main features:
* Easy to install and integrate, only one script include and one function call
* Tabulation support