As of now am using Notepad++ for editing text documents instead of Notepad. Today i saw an article about TinyPad which is having very interesting features.
1. It synchronies the document with sharednote
2. Tabbed interface
3. Share with Social networks
Here is a list from website
Themes! Choose the look that suites your mood the best! TinyPad now has 7 new themes!
Never worry about saving your notes, TinyPad is taking care of it for you in the background; there's no save button to click at all!
Store unlimited notes and categorize them into tabs
Size matters!...the smaller the better! Now TinyPad is even smaller and lighter on your system. We've been working hard on making it smaller in size and even easier to install. TinyPad now uses only 1MB (or so) of your virtual memory!
Sync your notes online, and keep them backed up. TinyPad backs up all your notes online with a 256-bits encryption algorithm to keep you safe from sniffers!
Share your notes with your friends with the simple click of a button!
Update your twitter status directly from within TinyPad!
Hot spots give you easy access to showing and hiding TinyPad. No need for a single click to show or hide TinyPad! Just hover your mouse to the upper left/right corner to show/hide your favorite companion!
Quickly find what you are looking for in your notes with the 2-way search functionality
Smoothly highlight all words of interest in your pads
Archive the pads you don't use often in one step and never throw away your old notes
The friendliest user-interface to make you love it even more!
Keyboard shortcuts to make your notes-taking tasks even faster!
Here is a detailed post on MakeuseOf.com