Code:
{if $anonymous_login eq "" && $login ne ""}
<form action="{$xcart_web_dir}/include/login.php" method="post" name="loginform">
{include file="buttons/logout_menu.tpl"}
<input type="hidden" name="mode" value="logout" />
<input type="hidden" name="redirect" value="{$redirect}" />
</form>
{/if}