--- inc/functions.php	2013-05-06 11:45:26.245151170 +0200
+++ inc/functions.php	2013-06-03 11:05:47.645145790 +0200
@@ -319,7 +319,7 @@
 		return $_REQUEST[$argname];
 	case 'enum/attr_type':
 		assertStringArg ($argname);
-		if (!in_array ($sic[$argname], array ('uint', 'float', 'string', 'dict','date')))
+		if (!in_array ($sic[$argname], array ('uint', 'float', 'string', 'dict','date','hyperlink')))
 			throw new InvalidRequestArgException ($argname, $sic[$argname], 'Unknown value');
 		return $sic[$argname];
 	case 'enum/vlan_type':