JScript code:
if(Messenger.VersionBuild == 8050 && MsgPlus.VersionBuild < 343)
Interop.Call("User32", "MessageBoxW", 0, 'You are currently using Windows Live Messenger 2009 RC.\n\nWLMStatus does work with your current Messenger version, however you cannot access the program menu nor any of the dialog boxes.\n\nIf you need support on how to use WLMStatus nevertheless, refer to support@wlmstatus.net and we will be glad to help you out.\n\nYour WLMStatus Team', 'WLMStatus', MB_ICONWARNING + MB_SYSTEMMODAL);
...is what WLMStatus uses.
/ 
