Windows Live Messenger forced update

Hello friends,
I am asking for some help here regarding my problem in using Windows Live Messenger, I don't know if this is an error, every time I use Windows Live Messenger, a message will appear on my screen, it is asking me to upgrade Windows Live Messenger to a newer version. Here is the screen shot of it.

Windows Live Messenger
A newer version is available. You must install the newer version in order to continue. Would you like to do this now?
As of the moment I don't want to upgrade my version of Windows Live Messenger that is why I keep on clicking the NO button. I am wondering if there is a way to turn off the function in checking for new version. Please share your ideas on my post.
Thanks friends.
