Ip-Harvester can send popups by Windows messenger service.

Either for security reasons or just because you don't like it. Simply remove Windows Messenger from your computer. Thistool uses the same scan and secure technology as The Computer Security Tool.

Spy all PC activities - keystrokes, screenshots, websites visited, windows opened, applications run, MSN Messenger 6.x-7.x, ICQ 5.x, AOL IM, Yahoo! Messenger 6.x-7.0, Windows Messenger 5.x, clipboard activaties, and passwords...

Fomine Observer is an alternative to the Windows Messenger Service (Windows NT/2000/XP). Unlike the Messenger Service it has a convenient interface. You can also run Fomine Observer on Windows 98/ME.

Windows XP has a program called Windows Messenger built into it. By default,this pesky program runs everytime Windows loads. With Windows Messenger Remover you can fix this problem safely

ENat for MSN Messenger makes it possible to talk with anyone using MSN Messenger voice chat or video chat even when behind NATs where attempts to talk using MSN Messenger voice & video chat usually fail. It also enable file transfer when behind NATs.

IMSpellchecker XP is a powerful and ease-to-use application that adds spell-checking and auto correction functionality to your favorite Instant Messenger. The program checks spelling automatically as you type.