setup/templates/language.tpl
<form id="install" action="?" method="post">
{if $restarted}
<br class="clear" />
<br class="clear" />
<p class="note">{$_lang.restarted_msg}</p>
{/if}
<div class="setup_navbar" style="border-top: 0;">
<p class="title">{$_lang.choose_language}:
<select name="language" autofocus="autofocus">
{$languages}
</select>
</p>
<input type="submit" name="proceed" value="{$_lang.next}" />
</div>
</form>