public void callPP() {
        Context context = this.getApplicationContext();
        String packageName = "com.niklabs.pp";
        Intent intent = context.getPackageManager().getLaunchIntentForPackage(packageName);
        if (intent == null) {
            // Bring user to the market or let them choose an app?
            Toast.makeText(this.getApplicationContext(), "PerfectPlayer não foi encontrado", Toast.LENGTH_LONG);
        }
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(intent);

    }