plus调用android原生页面
var main = plus.android.runtimeMainActivity();
var Intent = plus.android.importClass("android.content.Intent");
var intent = new Intent(main.getIntent());
intent.setClassName(main, "com.hk.camera.VideoActivity");
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
intent.putExtra("data", "4413");
main.startActivity(intent);