--- a/runtime/syntax/crontab.vim
+++ b/runtime/syntax/crontab.vim
@@ -1,10 +1,12 @@
 " Vim syntax file
-" Language:	crontab
-" Maintainer:	John Hoelzel johnh51@users.sourceforge.net
-" Maintainer:	David Necas (Yeti) <yeti@physics.muni.cz>
-" Last Change:	2005-04-26
-" Filenames:	/tmp/crontab.* used by "crontab -e"
-" URL:		http://trific.ath.cx/Ftp/vim/syntax/crontab.vim
+" Language: crontab
+" Maintainer: David Necas (Yeti) <yeti@physics.muni.cz>
+" Original Maintainer: John Hoelzel johnh51@users.sourceforge.net
+" License: This file can be redistribued and/or modified under the same terms
+"   as Vim itself.
+" Filenames: /tmp/crontab.* used by "crontab -e"
+" URL: http://trific.ath.cx/Ftp/vim/syntax/crontab.vim
+" Last Change: 2006-04-20
 "
 " crontab line format:
 " Minutes   Hours   Days   Months   Days_of_Week   Commands # comments
@@ -17,24 +19,23 @@ elseif exists("b:current_syntax")
   finish
 endif
 
-syntax match  crontabMin     "^\s*[-0-9/,.*]\+"  nextgroup=crontabHr   skipwhite
-syntax match  crontabHr       "\s[-0-9/,.*]\+"  nextgroup=crontabDay  skipwhite contained
-syntax match  crontabDay      "\s[-0-9/,.*]\+"  nextgroup=crontabMnth skipwhite contained
+syntax match crontabMin "^\s*[-0-9/,.*]\+" nextgroup=crontabHr skipwhite
+syntax match crontabHr "\s[-0-9/,.*]\+" nextgroup=crontabDay skipwhite contained
+syntax match crontabDay "\s[-0-9/,.*]\+" nextgroup=crontabMnth skipwhite contained
 
-syntax match  crontabMnth  "\s[-a-z0-9/,.*]\+"  nextgroup=crontabDow  skipwhite contained
-syntax keyword crontabMnth12 contained   jan feb mar apr may jun jul aug sep oct nov dec
+syntax match crontabMnth "\s[-a-z0-9/,.*]\+" nextgroup=crontabDow skipwhite contained
+syntax keyword crontabMnth12 contained jan feb mar apr may jun jul aug sep oct nov dec
 
-syntax match  crontabDow   "\s[-a-z0-9/,.*]\+"  nextgroup=crontabCmd  skipwhite contained
-syntax keyword crontabDow7   contained    sun mon tue wed thu fri sat
-
-"  syntax region crontabCmd  start="\<[a-z0-9\/\(]" end="$" nextgroup=crontabCmnt skipwhite contained contains=crontabCmnt keepend
+syntax match crontabDow "\s[-a-z0-9/,.*]\+" nextgroup=crontabCmd skipwhite contained
+syntax keyword crontabDow7 contained sun mon tue wed thu fri sat
 
-syntax region crontabCmd  start="\S" end="$" nextgroup=crontabCmnt skipwhite contained keepend
-syntax match  crontabCmnt "^\s*#.*"
+syntax region crontabCmd start="\S" end="$" skipwhite contained keepend contains=crontabPercent
+syntax match crontabCmnt "^\s*#.*"
+syntax match crontabPercent "[^\\]%.*"lc=1 contained
 
-syntax match  crontabNick  "^\s*@\(reboot\|yearly\|annually\|monthly\|weekly\|daily\|midnight\|hourly\)\>" nextgroup=crontabCmd skipwhite
+syntax match crontabNick "^\s*@\(reboot\|yearly\|annually\|monthly\|weekly\|daily\|midnight\|hourly\)\>" nextgroup=crontabCmd skipwhite
 
-syntax match  crontabVar  "^\s*\k\w*\s*="me=e-1
+syntax match crontabVar "^\s*\k\w*\s*="me=e-1
 
 " Define the default highlighting.
 " For version 5.7 and earlier: only when not done already
@@ -63,9 +64,10 @@ if version >= 508 || !exists("did_cronta
 
   HiLink crontabNick		Special
   HiLink crontabVar		Identifier
+  HiLink crontabPercent		Special
 
 " comment out next line for to suppress unix commands coloring.
-  HiLink crontabCmd		Type
+  HiLink crontabCmd		Statement
 
   HiLink crontabCmnt		Comment