For do some changes in oneric look here http://www.ubunturoot.com/2011/10/cu...d-in-1110.html
In precise You can also delete background and remove unused icons simply run in terminal:
go to and edit /usr/share/unity-2d/shell/launcher/Launcher.qml
and make simple change code in lines 224, 225 for example:
this hide devices and workspaces
You can also edit: /usr/share/unity-2d/shell/common/IconTile.qml
and change line 60 from:
this will remove background color from launcher icons.
If You have Precise and yours Unity 3d crashes as hell You can change Unity 2d and forget about it.
PS: for scrollbars look here -> http://www.webupd8.org/2011/04/how-t...llbars-in.html
for "Show Desktop" make some file with simple script:
And make some launcher/icon to run after that You can drag launcher to Unity 2d
if wmctrl -m | grep "mode: ON"; then
exec wmctrl -k off
exec wmctrl -k on