>Mike,
>
>I'm using Windows NT 4.0 WorkStation & I've got Visual Studio 6.0 with Service Pack 3 & 4 loaded. Visual FoxPro 6.0 is included as part of Studio & the Help file location points to the FoxHelp.chm in my MSDN 98\1033 directory.
>
>I've only noticed this behaviour this week.

It's not SP4 that does this; all systems tested have SP4 on them here. I'm pretty much convinced it's an IE option in the registry, or a change in browser behavior between 5.0 and 5.5