1. Exit the entire MSN/Live program (right click on icon in system tray and click exit)
2. Right click on the icon of MSN
3. Click on Properties
4. Go to Tab Compatibility
5. Select the check box for "Run this program in compatibility mode" for: and choose "Windows 2000" (doesn't matter if you don't have 2000, select it anyways)
6. Click OK to apply the changes