To use it:
- Drag the button above onto your bookmarks bar.
- Visit a website that has books. It currently works with Worldcat and Project Gutenberg.
- Click the bookmarklet.
- Add a location suffix to the hashtag, if you want, like
- Tweet a comment about the book.
The bookmarklet extracts book identifiers from your URL, encodes it in base-62, and takes you to Twitter, where this information will be be waiting for you, encoded as a hashtag. Now it's even easier to tweet about books!
If you'd like to help improve the code, it can be found here on GitHub.