Multiple Login in Yahoo Messenger

Multiple login in yahoo without using any Software
You can login with multiple id's on the
same yahoo messenger without any download or patch .
Follow these steps :
1. Go to Start ----> Run .
Type regedit, then enter .
2.Navigate to
HKEY_CURRENT_USER
--------> Software
--->yahoo
----->pager
---->Test
3.On the right page , right-click and
choose new Dword value .
4.Rename it as Plural.
5.Double click and assign a decimal value of 1.
Its done!!Now close registry and
restart yahoo messenger and try Multiple Login