Portello is a completely new and unique way of updating a web site. Portello is a plug-in to Internet Explorer that puts your page into an editable mode. The easiest and the fastest way of updating your web site. A misspelled word is corrected faster than a Ferrari accelerates from zero to 65 mph! Press a button and your web page as you see it becomes editable. Press another button and your changes will be saved instantly to the web server.