WindowsUpdate for Win98 now looks in on:

h**p://v4.windowsupdate.microsoft.com/en/default.asp
(masked, let's NOT allow microsoft to see a referrer from here)

The WinXP-look Update site!

And, for those that require it, activate the corporate interface (catalog and download for later, instead of online scan/install)
h**p://v4.windowsupdate.microsoft.com/en/default.asp?corporate=true