Multiple Logins in Yahoo without Software

1) Go to Start
2) Navigate to
HKEY_CURRENT_USER--
>Software-->Yahoo-->Pager--
>Test
3)ON the Right side if the page , Right click and choose
new Dword Value.
4) Rename it as " Plural ".
5)Double click and assign a
decimal value of 1.
6) Now close registry and restar yahoo messenger and
try Multiple Login