NOW you can open yahoo messenger N number of times

FOR YAHOO MESSENGER like multi messangers
Go to Start -> Run -> Type regedit -> hit enter

Go to HKEY_CURRENT_USER->> Software ->> Yahoo ->> pager ->>Test

Right click on test -> choose new Dword value .

Rename it as Plural.

Double click it -> assign a decimal value of 1.

Close registry -> Restart yahoo messenger.

NOW you can open yahoo messenger N number of times
u can open N number of yahoo messangers ot same time,u can log N number of yahoo messangers