In Yahoo Multiple Logins without Software

In Yahoo Multiple Logins without Software, In Windows, Windows XP, XP

a) Go to Start

b) Navigate to HKEY_CURRENT_USER-->Software-->Yahoo-->

Pager-->Test
c)ON the Right side if the page ,

Right click and choose new Dword Value.

d) Rename it as " Plural ".
e)Double click and assign a decimal value of 1.
f) Now close registry and

restar yahoo messenger and try Multiple Login