With Google Docs & Spreadsheets, you can:
- Use our online editor to format documents, spell-check and more.
- Upload Word documents, OpenOffice, RTF, HTML or text.
- Download documents to your desktop as Word, PDF and more.
- View your documents' revision history and roll back to any version.
Plus, since its online, you can:
- Invite others to share your documents by e-mail address.
- Edit documents online with whomever you choose.
- Publish documents online to the world, or to just who you choose.
- Post your documents to your blog.
http://docs.google.com/