I give my thumb up on Crimson too. 1. FREE
My text editor of choice is Crimson Editor - it has syntax colouring, spellcheck plus options to preview code in browser, upload via FTP
2. Color coding
3. Small app size(its no MS bundle)
4. Designed for quick key control.
5. its basic and simple to use ... K.I.S.S.
I give my thumb up on Crimson too.