I don't know why but I found it in the IE blog... so... read here...

Reminder: Windows 98, 98SE, and ME are expiring soon!



Windows 98, Windows 98 Second Edition, and Windows Millennium are due to expire after July 11th of this year. Please read this posted article, which contains all the details about the timing and implications of the change.

http://blogs.msdn.com/ie/archive/2006/04/11/573555.aspx

Use only genuine software!