X_ViewPort_activeTimerID = X_Timer_once( 16, X_ViewPort_changeFocus );
return X_CALLBACK_PREVENT_DEFAULT | X_CALLBACK_STOP_PROPAGATION;
};
+ // 他の要素のfocusout がバブルアップしてきたもの
+ if( e.target !== X_ViewPort_document ) break;
case 'pagehide' :
active = true;
case 'focus' :