So I came across this
webpage via
lifehacker.com and thought it was interesting.
it looks like Writer for the web is actually a quick way to sketch out ideas. It would be useful if you have an idea while you're out at a friends or somewhere and don't have access to your usual writing software.
You can save your work also and access it anywhere. It also has a blogging feature but I haven't tried that out yet.
pressing f11 will take you to full screen mode and really give you a truly distraction free environment. f11 also returns you to normal mode.