private void LanguageSelectorB_Click(object sender, EventArgs e)
{
DeveloperMode.Hide();
LanguageSelectorA.Hide();
LanguageSelectorB.Hide();
StartPrompt.Show();
MoreThanOne.Show();
}
private void LanguageSelectorA_Click(object sender, EventArgs e)
{
StartPrompt.Text = "字幕ファイル\n選択する";
MoreThanOne.Text = "と同時に字幕ファイル\n選択する";
StartButton.Text = "始める";
LanguageSelectorA.Hide();
LanguageSelectorB.Hide();
StartPrompt.Show();
MoreThanOne.Show();
}