Update runtime files.
diff --git a/runtime/syntax/sgmllnx.vim b/runtime/syntax/sgmllnx.vim
index 99e6ea2..28224f6 100644
--- a/runtime/syntax/sgmllnx.vim
+++ b/runtime/syntax/sgmllnx.vim
@@ -1,8 +1,7 @@
" Vim syntax file
" Language: SGML-linuxdoc (supported by old sgmltools-1.x)
-" (for more information, visit www.sgmltools.org)
" Maintainer: SungHyun Nam <goweol@gmail.com>
-" Last Change: 2008 Sep 17
+" Last Change: 2013 May 13
" For version 5.x: Clear all syntax items
" For version 6.x: Quit when a syntax file was already loaded
@@ -29,7 +28,7 @@
syn keyword sgmllnxTagName contained article author date toc title sect verb
syn keyword sgmllnxTagName contained abstract tscreen p itemize item enum
syn keyword sgmllnxTagName contained descrip quote htmlurl code ref
-syn keyword sgmllnxTagName contained tt tag bf
+syn keyword sgmllnxTagName contained tt tag bf it url
syn match sgmllnxTagName contained "sect\d\+"
" Comments