Grooveshark Hotkeys:
Volume Up= Cmd(Ctrl) + ↑
Volume Down= Cmd(Ctrl) + ↓
Previous Song in Queue= Cmd(Ctrl) + ←
Next Song in Queue= Cmd(Ctrl) + →
Volume Up= Cmd(Ctrl) + ↑
Volume Down= Cmd(Ctrl) + ↓
Previous Song in Queue= Cmd(Ctrl) + ←
Next Song in Queue= Cmd(Ctrl) + →