auto remove Launcher if foo/bar

[Brian J. Tarricone]

Mihamina Rakotomandimby wrote:
> Hi,
> Is there a way to make a launcher Icon disapears when the application is 
> launched?
> For example, if I have a thunderbird launcher, as long as TB is alive, 
> its launcher should disapear.
> That could (try to) avoid having duplicated instances of some softwares...
> Isn't it?

IMO this is kinda confusing and not a good idea.  If applications should 
only spawn one instance, the app should take care of only allowing this 
on its own.

	-brian