How To Detect Invisible Yahoo! Messenger Users (***UPDATED)
Thursday, March 6th, 2008
Nowdays, Yahoo Messengers (a.k.a YM) is one of favourite IM tools on the internet. Now, it has a built-in function called “Invisible to Everyone” means everyone will see you as Offline, in fact you’re Online 
. Pretty good huh?
This function come in handy for everyone who doesn’t to be bugged if they’re really busy or some reason not to be disturbed. Unfortunately, every system got its own Bypasser and this function became useless after these BYPASSER tools hits our town.
