Yahoo! Invisibility Detector Reveals Hidden Contacts

Ever wonder why that friend of yours you lost contact with on Yahoo! Messenger or Yahoo! Mail never gets online anymore?

While we can't tell you why, we can tell you how: they may still be online, only setting their availability to invisible mode. But, now, Yahoo! Messenger users can take their contact's Yahoo! IDs and discover who is hiding with the Yahoo! Invisibility Detector.

Discover hidden contacts? Discover what IM habits annoy your friends and cause them to go invisible.