Finding invisible friends on Yahoo messengers

Just go to
http://www.invisible.ir
and enter victims Yahoo! ID… Click go and you are done!
credit : site contributer :
it works !!
Sometimes some of your friends who appear offline in yahoo messenger may not be actually offline,they may in the ‘Invisible’ mode.This maybe if they are trying to ignore you or are too busy to talk to anyone.
There is this small trick that you can use to find out what the truth is.
Firstly open your yahoo messenger main window and double click on the name of the person whom you want to check.The chat window will open obviously.
Click IMVironment button, select See all IMVironments, select Yahoo! Tools or Interactive Fun, and click on Doodle.
After loading the Doodle imvironment there can be two possibilities