When it comes to editing text forms on a Web site, you are pretty much stuck with the tools the Web site provides. Some Web sites and scripts do it very well – while others tend to suck. What is the answer? Give the WYSUWYG Firefox extension a try!
wySUwyg is an Extension for Firefox browser which allows you to format the content of any TextArea. Just right-click on any web based form you want to fill, and launch the editor. It makes HTML formatting as easy as using a word processor, by bringing the power of Xinha editor to your browser.