For your popups would Disable Messenger.
"Not the same as MS Messenger.
To Disable Messenger Service
Click Start Run and type "services.msc" (no quotes) in the Open line and click OK.
In the right pane, scroll down to Messenger.
Double click "Messenger" and click the General tab,may allready be open.
Under Service Status click the Stop button.
In the Startup Type: drop down box, select Disable.
Click Apply and OK.