Possible Duplicate:
Is there a way to hide applications from other desktops/workspaces in the Unity launcher?
Is there a way in 12.04 to show only icons that are active on the current workspace
Possible Duplicate:
Is there a way to hide applications from other desktops/workspaces in the Unity launcher?
Is there a way in 12.04 to show only icons that are active on the current workspace