--- /home/klandreth/link-5-2.2/link.module	2008-06-06 01:41:26.000000000 -0500
+++ link.module	2008-06-23 08:54:43.000000000 -0500
@@ -10,7 +10,7 @@
 define('LINK_INTERNAL', 'internal');
 define('LINK_FRONT', 'front');
 define('LINK_EMAIL', 'email');
-define('LINK_DOMAINS', 'aero|arpa|biz|com|cat|coop|edu|gov|info|int|jobs|mil|museum|name|nato|net|org|pro|travel|mobi');
+define('LINK_DOMAINS', 'aero|arpa|biz|com|cat|coop|edu|gov|info|int|jobs|mil|museum|name|nato|net|org|pro|travel|mobi|local');
 
 /**
  * Implementation of hook_menu().
@@ -847,7 +847,7 @@ function link_validate_url($text) {
 
   $protocol = '((' . implode("|", $allowed_protocols) . '):\/\/)';
   $authentication = '([a-z0-9]+(:[a-z0-9]+)?@)';
-  $domain = '((([a-z0-9]([a-z0-9\-_\[\]]*\.))+)('. LINK_DOMAINS .'|[a-z]{2}))';
+  $domain = '(([a-z0-9]([a-z0-9\-_\[\]])*)(\.(([a-z0-9\-_\[\]])+\.)*('. LINK_DOMAINS .'|[a-z]{2}))?)';
   $ipv4 = '([0-9]{1,3}(\.[0-9]{1,3}){3})';
   $ipv6 = '([0-9a-fA-F]{1,4}(\:[0-9a-fA-F]{1,4}){7})';
   $port = '(:([0-9]{1,5}))';