diff --git a/runtime/syntax/help.vim b/runtime/syntax/help.vim
index 26f5dee..7ce8cde 100644
--- a/runtime/syntax/help.vim
+++ b/runtime/syntax/help.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	Vim help file
 " Maintainer:	Bram Moolenaar (Bram@vim.org)
-" Last Change:	2005 Sep 01
+" Last Change:	2006 Mar 26
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
@@ -106,7 +106,7 @@
 syn match helpError		"\t[* ]Error\t\+[a-z].*"
 syn match helpTodo		"\t[* ]Todo\t\+[a-z].*"
 
-syn match helpURL `\v<(((https?|ftp|gopher)://|(mailto|file|news):)[^' 	<>"]+|(www|web|w3)[a-z0-9_-]*\.[a-z0-9._-]+\.[^' 	<>"]+)[a-z0-9/]`
+syn match helpURL `\v<(((https?|ftp|gopher)://|(mailto|file|news):)[^' 	<>"]+|(www|web|w3)[a-z0-9_-]*\.[a-z0-9._-]+\.[^' 	<>"]+)[a-zA-Z0-9/]`
 
 " Additionally load a language-specific syntax file "help_ab.vim".
 let s:i = match(expand("%"), '\.\a\ax$')
diff --git a/runtime/syntax/rcs.vim b/runtime/syntax/rcs.vim
index f4a90c6..0b56011 100644
--- a/runtime/syntax/rcs.vim
+++ b/runtime/syntax/rcs.vim
@@ -1,13 +1,13 @@
 " Vim syntax file
-" Language:	RCS file
-" Maintainer:	Dmitry Vasiliev <dima@hlabs.spb.ru>
-" URL:		http://www.hlabs.spb.ru/vim/rcs.vim
-" Last Change:	$Date$
-" Filenames:	*,v
-" $Revision$
-"
+" Language:     RCS file
+" Maintainer:   Dmitry Vasiliev <dima at hlabs dot spb dot ru>
+" URL:          http://www.hlabs.spb.ru/vim/rcs.vim
+" Revision:     $Id$
+" Filenames:    *,v
+" Version:      1.11
+
 " Options:
-" rcs_folding = 1		For folding strings
+"   rcs_folding = 1   For folding strings
 
 " For version 5.x: Clear all syntax items.
 " For version 6.x: Quit when a syntax file was already loaded.
@@ -18,28 +18,28 @@
 endif
 
 " RCS file must end with a newline.
-syn match rcsEOFError	".\%$" containedin=ALL
+syn match rcsEOFError   ".\%$" containedin=ALL
 
 " Keywords.
-syn keyword rcsKeyword	head branch access symbols locks strict
-syn keyword rcsKeyword	comment expand date author state branches
-syn keyword rcsKeyword	next desc log
-syn keyword rcsKeyword	text nextgroup=rcsTextStr skipwhite skipempty
+syn keyword rcsKeyword  head branch access symbols locks strict
+syn keyword rcsKeyword  comment expand date author state branches
+syn keyword rcsKeyword  next desc log
+syn keyword rcsKeyword  text nextgroup=rcsTextStr skipwhite skipempty
 
 " Revision numbers and dates.
-syn match rcsNumber	"\<[0-9.]\+\>" display
+syn match rcsNumber "\<[0-9.]\+\>" display
 
 " Strings.
 if exists("rcs_folding") && has("folding")
   " Folded strings.
-  syn region rcsString	matchgroup=rcsString start="@" end="@" skip="@@" fold contains=rcsSpecial
-  syn region rcsTextStr	matchgroup=rcsTextStr start="@" end="@" skip="@@" fold contained contains=rcsSpecial,rcsDiffLines
+  syn region rcsString  matchgroup=rcsString start="@" end="@" skip="@@" fold contains=rcsSpecial
+  syn region rcsTextStr matchgroup=rcsTextStr start="@" end="@" skip="@@" fold contained contains=rcsSpecial,rcsDiffLines
 else
-  syn region rcsString	matchgroup=rcsString start="@" end="@" skip="@@" contains=rcsSpecial
-  syn region rcsTextStr	matchgroup=rcsTextStr start="@" end="@" skip="@@" contained contains=rcsSpecial,rcsDiffLines
+  syn region rcsString  matchgroup=rcsString start="@" end="@" skip="@@" contains=rcsSpecial
+  syn region rcsTextStr matchgroup=rcsTextStr start="@" end="@" skip="@@" contained contains=rcsSpecial,rcsDiffLines
 endif
-syn match rcsSpecial	"@@" contained
-syn match rcsDiffLines	"[da]\d\+ \d\+$" contained
+syn match rcsSpecial    "@@" contained
+syn match rcsDiffLines  "[da]\d\+ \d\+$" contained
 
 " Synchronization.
 syn sync clear
@@ -47,8 +47,8 @@
   syn sync fromstart
 else
   " We have incorrect folding if following sync patterns is turned on.
-  syn sync match rcsSync	grouphere rcsString "[0-9.]\+\(\s\|\n\)\+log\(\s\|\n\)\+@"me=e-1
-  syn sync match rcsSync	grouphere rcsTextStr "@\(\s\|\n\)\+text\(\s\|\n\)\+@"me=e-1
+  syn sync match rcsSync    grouphere rcsString "[0-9.]\+\(\s\|\n\)\+log\(\s\|\n\)\+@"me=e-1
+  syn sync match rcsSync    grouphere rcsTextStr "@\(\s\|\n\)\+text\(\s\|\n\)\+@"me=e-1
 endif
 
 " Define the default highlighting.
@@ -62,13 +62,13 @@
     command -nargs=+ HiLink hi def link <args>
   endif
 
-  HiLink rcsKeyword	Keyword
-  HiLink rcsNumber	Identifier
-  HiLink rcsString	String
-  HiLink rcsTextStr	String
-  HiLink rcsSpecial	Special
-  HiLink rcsDiffLines	Special
-  HiLink rcsEOFError	Error
+  HiLink rcsKeyword     Keyword
+  HiLink rcsNumber      Identifier
+  HiLink rcsString      String
+  HiLink rcsTextStr     String
+  HiLink rcsSpecial     Special
+  HiLink rcsDiffLines   Special
+  HiLink rcsEOFError    Error
 
   delcommand HiLink
 endif
diff --git a/runtime/syntax/svn.vim b/runtime/syntax/svn.vim
index 5ec3236..d691ba1 100644
--- a/runtime/syntax/svn.vim
+++ b/runtime/syntax/svn.vim
@@ -1,9 +1,13 @@
 " Vim syntax file
-" Language:	Subversion (svn) commit file
-" Maintainer:	Dmitry Vasiliev <dima@hlabs.spb.ru>
-" URL:		http://www.hlabs.spb.ru/vim/svn.vim
-" Last Change:	$Date$
-" $Revision$
+" Language:     Subversion (svn) commit file
+" Maintainer:   Dmitry Vasiliev <dima at hlabs dot spb dot ru>
+" URL:          http://www.hlabs.spb.ru/vim/svn.vim
+" Revision:     $Id$
+" Filenames:    svn-commit*.tmp
+" Version:      1.5
+
+" Contributors:
+"   Stefano Zacchiroli
 
 " For version 5.x: Clear all syntax items.
 " For version 6.x: Quit when a syntax file was already loaded.
@@ -13,15 +17,15 @@
   finish
 endif
 
-syn region svnRegion	start="--This line, and those below, will be ignored--" end="\%$" contains=ALL
-syn match svnRemoved	"^D    .*$" contained
-syn match svnAdded	"^A[ M]   .*$" contained
-syn match svnModified	"^M[ M]   .*$" contained
-syn match svnProperty	"^_M   .*$" contained
+syn region svnRegion    start="^--.*--$" end="\%$" contains=ALL
+syn match svnRemoved    "^D    .*$" contained
+syn match svnAdded      "^A[ M]   .*$" contained
+syn match svnModified   "^M[ M]   .*$" contained
+syn match svnProperty   "^_M   .*$" contained
 
 " Synchronization.
 syn sync clear
-syn sync match svnSync	grouphere svnRegion "--This line, and those below, will be ignored--"me=s-1
+syn sync match svnSync  grouphere svnRegion "^--.*--$"me=s-1
 
 " Define the default highlighting.
 " For version 5.7 and earlier: only when not done already.
@@ -34,11 +38,11 @@
     command -nargs=+ HiLink hi def link <args>
   endif
 
-  HiLink svnRegion	Comment
-  HiLink svnRemoved	Constant
-  HiLink svnAdded	Identifier
-  HiLink svnModified	Special
-  HiLink svnProperty	Special
+  HiLink svnRegion      Comment
+  HiLink svnRemoved     Constant
+  HiLink svnAdded       Identifier
+  HiLink svnModified    Special
+  HiLink svnProperty    Special
 
   delcommand HiLink
 endif