$OpenBSD: patch-htdocs_syweb_tools_inc,v 1.1.1.1 2007/10/05 13:32:32 winiger Exp $
--- htdocs/syweb/tools.inc.orig	Fri Oct  5 10:10:05 2007
+++ htdocs/syweb/tools.inc	Fri Oct  5 10:10:36 2007
@@ -60,7 +60,7 @@ function normalise_filename($filename) {
 	$filename = $match[1];
     }
     /* remove all but lowercase and digits */
-    $filename = preg_replace("/[^a-z0-9_]/", '', $filename);
+    $filename = preg_replace("/[^a-z0-9_-]/", '', $filename);
 
     return $filename;
 }