When you start a chat in Windows Messenger a warning is shown that says "Never give out your password or credit card number in an instant message conversation".

To Change the above displaying message just follow these simple steps :

1.Open the registry

2.Find the key :

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MessengerService\Policies]

3.Add a new value (If already exists then modify it as you want ) :

value name : IMWarning

Data Type : REZ_SZ (String value)

Data : "Your warning message here "



NOTE :Use the information provided at your own risk. .Take a backup before editing registry.