private void listBoxNewsFeeds_SelectedIndexChanged(object sender, EventArgs e)
        {
            PostListBoxAdapter selectedNewsFeed = (sender as ListBox).SelectedItem as PostListBoxAdapter;

            if (selectedNewsFeed != null)
            {
                updatePostVideoOrPhoto(selectedNewsFeed.Post, pictureBoxMePanel, webBrowserMePanel);
            }
        }
        private void listBoxWallPosts_SelectedIndexChanged(object sender, EventArgs e)
        {
            PostListBoxAdapter selectedWallPost = (sender as ListBox).SelectedItem as PostListBoxAdapter;

            updatePostVideoOrPhoto(selectedWallPost.Post, pictureBoxMePanel, webBrowserMePanel);
        }