private void AddVideoWindow_Loaded(object sender, RoutedEventArgs e)
        {
            string key = QiniuUtil.GenerateGuid();

            TextFrontImg.SetKey(String.Format("{0}_videofrontimg", key));
            TextVideo.SetKey(String.Format("{0}_video", key));
            TextArtType.LoadData();
        }
        private void AddCrowFoundWindow_Loaded(object sender, RoutedEventArgs e)
        {
            string key = QiniuUtil.GenerateGuid();

            TextFrontImg.SetKey(String.Format("{0}_crowdfundfrontimg", key));
            CityControl.LoadData();
            TextArtType.LoadData();
        }