Zenworks 11.2.3a running on Windows 2008 R2 server, Windows XP SP3 clients with 11.2.3a agent

At the risk of coming off a bit of a spanner; how can I get my remote management connection NOT to suppress the desktop wallpaper? Not that we want to spy on our users, mind you, but there are times when it's valuable to take a peek at what they are doing without them knowing we are watching them. Okay, maybe some would call it spying . . .