Разобрался.
amxbans\templates\darkgol\main_header
<ul class="tabbed" id="admin-tabs">
{if $smarty.session.loggedin == "true"}
<li><a href="admin.php">{"_ADMINAREA"|lang}</a></li>
<li><a href="logout.php">{"_LOGOUT"|lang} {$smarty.session.uname}</a></li>
{else}
<li>
<form name="loginform" action="login.php" method="post">
<script type="text/javascript">
var languser = '{"_USERNAME"|lang}';
var langpass = '{"_PASSWORD"|lang}';
</script>
<input
type="text"
size="17"
name="user"
value="{"_USERNAME"|lang}"
onfocus="javascript:if(this.value==languser)this.value='';"
/>
<input
type="password"
size="12"
name="pass"
value="{"_PASSWORD"|lang}"
onfocus="javascript:if(this.value==langpass)this.value='';"
/>
<input type='checkbox' checked="checked" name='remember' value="yes" title='{"_REMEMBERME"|lang}' />
<button type="submit" name="action" id="action" value="Login">{"_LOGIN"|lang}</button>