Add “Recent Stuff” stack to the Dock (Leopard)
Stolen from macosxhints.com.
http://www.macosxhints.com/article.php?story=20071101055329470&query=%2Bpersistent-others%2B
You can recent applications, documents, servers or some favorites to the dock by entering the following line into terminal.
defaults write com.apple.dock persistent-others -array-add '{ "tile-data" = { "list-type" = 1; }; "tile-type" = "recents-tile"; }'After entering the above line type “killall Dock” to restart the dock.
The right mouse button (Control Click) will select between documents, applications etc…

