You can easily add special symbols in your twitter updates using the greasemonkey script Tweetsymbol.

If you use twitter from its web interface — this greasemonkey script is useful for you. Install it for Firefox and you will notice another button in left of the update button (below the textbox). To insert these special characters, hit that button and click on the symbol — it will be inserted in the textbox.
Install Tweetsymbol (greasemonkey script).
Another interesting way to add these symbols is TwitterKeys – a bookmaklet based tool. To use TwitterKeys drag this bookmarklet to your bookmarkbar :
Moreover, you can use it even with other browsers (Google chrome etc.).
Also Try : Greasemonkey compiler — Create Firefox add-ons from Greasemonkey scripts
Read More Articles:
