Go to http://windowsupdate.microsoft.com and make sure you have the latest Windows Media Player. Latest version is 9.
To get Automatic Updates, go into your System control panel (WindowsKey + Pause key) and check out the Automatic Updates tab. Check the checkbox, and set the radio button to download automatically or install them automatically.
swizzeeet. I think i have the latest windows media player, which is the weird thing.