public void show(){
  appWindow.setVisible(true);
  if (IdeFinder.getOS() == OS.MAC_OS_X) {
    try {
      AppleNativeLook.go();
    }
 catch (    Throwable ignore) {
    }
  }
}

public void show ( ) { appWindow . setVisible ( true ) ; if ( IdeFinder . getOS ( ) == OS . MAC_OS_X ) { try { AppleNativeLook . go ( ) ; } catch ( Throwable ignore ) { } } }
makes the installer window visible .
