new file mode 100644
--- /dev/null
+++ b/runtime/syntax/litestep.vim
@@ -0,0 +1,269 @@
+" Vim syntax file
+" Language:         LiteStep RC file
+" Maintainer:       Nikolai Weibull <now@bitwi.se>
+" Latest Revision:  2007-02-22
+
+if exists("b:current_syntax")
+  finish
+endif
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+syn keyword litestepTodo
+      \ contained
+      \ TODO FIXME XXX NOTE
+
+syn match   litestepComment
+      \ contained display contains=litestepTodo,@Spell
+      \ ';.*$'
+
+syn case ignore
+
+syn cluster litestepBeginnings
+      \ contains=
+      \   litestepComment,
+      \   litestepPreProc,
+      \   litestepMultiCommandStart,
+      \   litestepBangCommandStart,
+      \   litestepGenericDirective
+
+syn match   litestepGenericDirective
+      \ contained display
+      \ '\<\h\w\+\>'
+
+syn match   litestepBeginning
+      \ nextgroup=@litestepBeginnings skipwhite
+      \ '^'
+
+syn keyword litestepPreProc
+      \ contained
+      \ Include
+      \ If
+      \ ElseIf
+      \ Else
+      \ EndIf
+
+syn cluster litestepMultiCommands
+      \ contains=
+      \   litestepMultiCommand
+
+syn match   litestepMultiCommandStart
+      \ nextgroup=@litestepMultiCommands
+      \ '\*'
+
+syn match   litestepMultiCommand
+      \ contained display
+      \ '\<\h\w\+\>'
+
+syn cluster litestepVariables
+      \ contains=
+      \   litestepBuiltinFolderVariable,
+      \   litestepBuiltinConditionalVariable,
+      \   litestepBuiltinResourceVariable,
+      \   litestepBuiltinGUIDFolderMappingVariable,
+      \   litestepVariable
+
+syn region litestepVariableExpansion
+      \ display oneline transparent
+      \ contains=
+      \   @litestepVariables,
+      \   litestepNumber,
+      \   litestepMathOperator
+      \ matchgroup=litestepVariableExpansion
+      \ start='\$'
+      \ end='\$'
+
+syn match litestepNumber
+      \ display
+      \ '\<\d\+\>'
+
+syn region litestepString
+      \ display oneline contains=litestepVariableExpansion
+      \ start=+"+ end=+"+
+
+" TODO: unsure about this one.
+syn region litestepSubValue
+      \ display oneline contains=litestepVariableExpansion
+      \ start=+'+ end=+'+
+
+syn keyword litestepBoolean
+      \ true
+      \ false
+
+"syn keyword litestepLine
+"      \ ?
+
+"syn match   litestepColor
+"      \ display
+"      \ '\<\x\+\>'
+
+syn match   litestepRelationalOperator
+      \ display
+      \ '=\|<[>=]\=\|>=\='
+
+syn keyword litestepLogicalOperator
+      \ and
+      \ or
+      \ not
+
+syn match   litestepMathOperator
+      \ contained display
+      \ '[+*/-]'
+
+syn keyword litestepBuiltinDirective
+      \ LoadModule
+      \ LSNoStartup
+      \ LSAutoHideModules
+      \ LSNoShellWarning
+      \ LSSetAsShell
+      \ LSUseSystemDDE
+      \ LSDisableTrayService
+      \ LSImageFolder
+      \ ThemeAuthor
+      \ ThemeName
+
+syn keyword litestepDeprecatedBuiltinDirective
+      \ LSLogLevel
+      \ LSLogFile
+
+syn match   litestepVariable
+      \ contained display
+      \ '\<\h\w\+\>'
+
+syn keyword litestepBuiltinFolderVariable
+      \ contained
+      \ AdminToolsDir
+      \ CommonAdminToolsDir
+      \ CommonDesktopDir
+      \ CommonFavorites
+      \ CommonPrograms
+      \ CommonStartMenu
+      \ CommonStartup
+      \ Cookies
+      \ Desktop
+      \ DesktopDir
+      \ DocumentsDir
+      \ Favorites
+      \ Fonts
+      \ History
+      \ Internet
+      \ InternetCache
+      \ LitestepDir
+      \ Nethood
+      \ Printhood
+      \ Programs
+      \ QuickLaunch
+      \ Recent
+      \ Sendto
+      \ Startmenu
+      \ Startup
+      \ Templates
+      \ WinDir
+      \ LitestepDir
+
+syn keyword litestepBuiltinConditionalVariable
+      \ contained
+      \ Win2000
+      \ Win95
+      \ Win98
+      \ Win9X
+      \ WinME
+      \ WinNT
+      \ WinNT4
+      \ WinXP
+
+syn keyword litestepBuiltinResourceVariable
+      \ contained
+      \ CompileDate
+      \ ResolutionX
+      \ ResolutionY
+      \ UserName
+
+syn keyword litestepBuiltinGUIDFolderMappingVariable
+      \ contained
+      \ AdminTools
+      \ BitBucket
+      \ Controls
+      \ Dialup
+      \ Documents
+      \ Drives
+      \ Network
+      \ NetworkAndDialup
+      \ Printers
+      \ Scheduled
+
+syn cluster litestepBangs
+      \ contains=
+      \   litestepBuiltinBang,
+      \   litestepBang
+
+syn match   litestepBangStart
+      \ nextgroup=@litestepBangs
+      \ '!'
+
+syn match   litestepBang
+      \ contained display
+      \ '\<\h\w\+\>'
+
+syn keyword litestepBuiltinBang
+      \ contained
+      \ About
+      \ Alert
+      \ CascadeWindows
+      \ Confirm
+      \ Execute
+      \ Gather
+      \ HideModules
+      \ LogOff
+      \ MinimizeWindows
+      \ None
+      \ Quit
+      \ Recycle
+      \ Refresh
+      \ Reload
+      \ ReloadModule
+      \ RestoreWindows
+      \ Run
+      \ ShowModules
+      \ Shutdown
+      \ Switchuser
+      \ TileWindowsH
+      \ TileWindowsV
+      \ ToggleModules
+      \ UnloadModule
+
+hi def link litestepTodo                              Todo
+hi def link litestepComment                           Comment
+hi def link litestepDirective                         Keyword
+hi def link litestepGenericDirective                  litestepDirective
+hi def link litestepPreProc                           PreProc
+hi def link litestepMultiCommandStart                 litestepPreProc
+hi def link litestepMultiCommand                      litestepDirective
+hi def link litestepDelimiter                         Delimiter
+hi def link litestepVariableExpansion                 litestepDelimiter
+hi def link litestepNumber                            Number
+hi def link litestepString                            String
+hi def link litestepSubValue                          litestepString
+hi def link litestepBoolean                           Boolean
+"hi def link litestepLine 
+"hi def link litestepColor                             Type
+hi def link litestepOperator                          Operator
+hi def link litestepRelationalOperator                litestepOperator
+hi def link litestepLogicalOperator                   litestepOperator
+hi def link litestepMathOperator                      litestepOperator
+hi def link litestepBuiltinDirective                  litestepDirective
+hi def link litestepDeprecatedBuiltinDirective        Error
+hi def link litestepVariable                          Identifier
+hi def link litestepBuiltinFolderVariable             Identifier
+hi def link litestepBuiltinConditionalVariable        Identifier
+hi def link litestepBuiltinResourceVariable           Identifier
+hi def link litestepBuiltinGUIDFolderMappingVariable  Identifier
+hi def link litestepBangStart                         litestepPreProc
+hi def link litestepBang                              litestepDirective
+hi def link litestepBuiltinBang                       litestepBang
+
+let b:current_syntax = "litestep"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save