Music or radio played with rhythmbox appears on grooveshark applet

[Welton Rodrigo Torres Nascimento]

When a music is played using Rhythmbox, it's information is shown also on Grooveshark applet.

Grooveshark should only information of music played on the grooveshark application (website).

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: unity-webapps-grooveshark 2.2
ProcVersionSignature: Ubuntu 3.5.0-17.28-generic 3.5.5
Uname: Linux 3.5.0-17-generic i686
ApportVersion: 2.6.1-0ubuntu3
Architecture: i386
Date: Tue Oct 23 11:38:05 2012
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release i386 (20120817.3)
PackageArchitecture: all
SourcePackage: unity-webapps-grooveshark
UpgradeStatus: Upgraded to quantal on 2012-10-19 (4 days ago)

[Welton Rodrigo Torres Nascimento (motoster)]

Just noticed that Grooveshark should not appears all the time on the sound indicator.

On my other machine, the grooveshark indicator only appears when music is played.