 displays a
    warning.</p>
</blockquote>

<hr size="1" color="#C0C0C0">

<h4>Warn at modification in database game</h4>

<blockquote>
    <p>When selected, trying to modify a game in a database
    displays a warning to inform the user that this modification
    is not possible. The message box proposes to continue by
    extracting the current game in a new tab where it could be
    edited.</p>
</blockquote>

<hr size="1" color="#C0C0C0">

<h4>Warn when delete branch</h4>

<blockquote>
    <p>When select