SuperEdi is a text editor with syntax coloring and build-in FTP client. The build-in directory tree helps you locate files quickly without opening the Windows Explorer. Context sensitive information is available via keyword lookup in any Windows help file. The editor is extendable using executable programs, text clips and automation scripts. SuperEdi supports Unicode UTF-8, UTF-16 as well as many locale- specific encodings.
Features:
# improved look and usability on Windows Vista
# added some new properties and methods for automation
# added the option to remove trailing spaces on save
# document tabs can be closed by clicking the middle mouse button
# block selection and editing (delete, cut, copy, paste, undo, redo)
# pairs of search/replace combinations can be re-used in the Replace dialog
Download page: http://www.wolosoft.com/en/superedi/download.html
You can make it portable using innounp.
Here is the portable edition (4.2.2.U) I made, you can download and have a try!