- IBOutlet NSButton *upcomingSongsButton;
- IBOutlet NSButton *showPlayerButton;
- IBOutlet NSButton *volumeDecrementButton;
- IBOutlet NSButton *volumeIncrementButton;
+ IBOutlet NSSlider *vanishDelaySlider;
+ IBOutlet NSPopUpButton *vanishEffectPopup;
+ IBOutlet NSSlider *vanishSpeedSlider;