Windows (XP) explorer not showing picture thumbnails

Hope someone can help please? When I open windows explorer and go to a folder
with my pictures in it the thumbnail just shows placeholder icons, how do I
get the thumbnails to show them as pictures again?

Thanks

See Kelly's Korner, line 17 right hand column.
http://www.kellys-korner-xp.com/xp_tweaks.htm

JS

"john c" <john c@discussions.microsoft.com> wrote in message
news:87234FA7-1568-4D70-8C15-59E062112819@microsoft.com...
> Hope someone can help please? When I open windows explorer and go to a
> folder
> with my pictures in it the thumbnail just shows placeholder icons, how do
> I
> get the thumbnails to show them as pictures again?
>
> Thanks