if (twilightRadioButtonMenuItem.isSelected()) {
UIManager.setLookAndFeel(new SubstanceTwilightLookAndFeel());
} else if (magellanRadioButtonMenuItem.isSelected()) {
UIManager.setLookAndFeel(new SubstanceMagellanLookAndFeel());
} else if (ravenGraphiteRadioButtonMenuItem.isSelected()) {
UIManager.setLookAndFeel(new SubstanceRavenGraphiteLookAndFeel());
} else if (ravenGraphiteGlassRadioButtonMenuItem.isSelected()) {
UIManager.setLookAndFeel(new SubstanceRavenGraphiteGlassLookAndFeel());
} else if (graphiteAquaRadioButtonMenuItem.isSelected()) {
UIManager.setLookAndFeel(new SubstanceGraphiteAquaLookAndFeel());
} else if (ravenRadioButtonMenuItem.isSelected()) {