Record and Play option is not working on Yahoo Messegner

[vinny]

Hi

I am begineer to QTP and i started writing the scripts for Yahoo.
The follwowing are the issues faced by me.

Enivironment:
Windows Vista 32 bit
QTP 9.2

Yahoo issues1:
1.Used the optiong record and play.
2.Double clicked the application for which the script got generated.
3.entered the userID and password (for this the script is didn't get generated )
4.Now clicked on the signin button(for this script got generated)

Issue2:
when i tried to gerated the script by the following way
1.'invokeapplication "C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe"
2.I placed the objected in the object repository.
i.e loginID edit box , password edit box, sign in button
3.'window("Yahoo! Messenger").w...(here winedit button is not show)
'Window("Yahoo! Messenger").WinButton("Sign In").Click

Can any of you help me out to generate a VB script for Yahoo Messanger Login