Open or install an app

Open or install static method

	public static void openOrInstallApp(Context context, String packageName) {
		Intent intent = context.getPackageManager().getLaunchIntentForPackage(packageName);
		
		if (intent == null) {
			intent = new Intent(Intent.ACTION_VIEW);
			intent.setData(Uri.parse("market://details?id=" + packageName));
//			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id=" + packageName));
		}
		
		context.startActivity(intent);
	}