Updated runtime files.
diff --git a/runtime/syntax/xquery.vim b/runtime/syntax/xquery.vim
index 129a283..0c6b72a 100644
--- a/runtime/syntax/xquery.vim
+++ b/runtime/syntax/xquery.vim
@@ -3,7 +3,7 @@
" Author: René Neumann <necoro@necoro.eu>
" Author: Steve Spigarelli <http://spig.net/>
" Original Author: Jean-Marc Vanel <http://jmvanel.free.fr/>
-" Last Change: December 11, 2010
+" Last Change: mar jui 12 18:04:05 CEST 2005
" Filenames: *.xq
" URL: http://jmvanel.free.fr/vim/xquery.vim
@@ -51,7 +51,7 @@
syn match xqNumber "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
syn match xqNumber "\<\d\+\>"
-syn region xqString start=+"+ end=+"+
+syn region xqString start=+\z(['"]\)+ skip=+\\.+ end=+\z1+
syn region xqComment start='(:' excludenl end=':)' contains=XQdoc
syn match xqVariable "$\<[a-zA-Z:_][-.0-9a-zA-Z0-9:_]*\>"