<?phprequire('password.php3');if ($action == 'checkpass'){	$ds=@ldap_connect("$config[ldap_server]");  // must be a valid ldap server!	if ($ds){		if ($dn != ''){			if ($passwd == '')				$passwd = 'not_exist';			$r = @ldap_bind($ds,$dn,$passwd);			if ($r)				$msg = '<font color=blue><b>YES It is that</b></font>';			else				$msg = '<font color=red><b>NO It is wrong</b></font>';		}		else			$msg = 'User DN is not available. Check your configuration';		@ldap_close($ds);	}	else		$msg = '<font color=red><b>Could not connect to LDAP server</b></font>';	echo "<tr><td colspan=3 align=center>$msg</td></tr>\n";}?></form>