Fun Gadgets – i-Knock IM Notifier

Check out the i-Knock instant messenger notifier.

This fun gadget lets you know when your friends are online, by banging itself on the head with a tiny hammer.

Check out this video of i-Knock in action.

You can also add custom MP3′s and assign  them to your contacts. It works with Skype, MSN and Yahoo messenger.

There is no word on pricing or availability as yet.

Product Page via Slippery Brick