Howto iconify running apps to desktop

[KerstinMontasoya at comcast.net]

How can I iconify running apps to desktop?
I've been using X windows for a while and always been able to iconify running applications to the desktop, but now with KDE I cant figure it out.
___________________________________________________
This message is from the kde mailing list.
Account management:  https://mail.kde.org/mailman/listinfo/kde.
Archives: http://lists.kde.org/.
More info: http://www.kde.org/faq.html.