Documentation update.

diff --git a/documentation/winehq.dsl b/documentation/winehq.dsl
new file mode 100644
index 0000000..78d6324
--- /dev/null
+++ b/documentation/winehq.dsl
@@ -0,0 +1,46 @@
+<!DOCTYPE style-sheet PUBLIC "-//James Clark//DTD DSSSL Style Sheet//EN" [
+<!ENTITY walsh-style PUBLIC "-//Norman Walsh//DOCUMENT DocBook HTML Stylesheet//EN" CDATA DSSSL>
+<!ENTITY cygnus-style SYSTEM "/usr/lib/sgml/stylesheet/dsssl/docbook/cygnus/cygnus-both.dsl" CDATA DSSSL>
+]>
+
+<style-sheet>
+<style-specification id="html" use="docbook">
+<style-specification-body>
+
+(define %use-id-as-filename% #t)
+(define %html-ext% ".shtml")
+(define %html-header-tags% '())
+
+(define %stylesheet% "../../winehq.css")
+(define %stylesheet-type% "text/css")
+
+(define %shade-verbatim% #t)
+(define %section-autolabel% #t)
+
+;; Define new HTML headers
+(define ($html-body-start$)
+  (make sequence
+    (make formatting-instruction data: "&#60!--")
+    (literal "#include file=\"header.html\" ")
+    (make formatting-instruction data: "-->")))
+(define ($html-body-end$)
+  (make sequence
+    (make formatting-instruction data: "&#60!--")
+    (literal "#include file=\"footer.html\" ")
+    (make formatting-instruction data: "-->")))
+
+;; Customize the body tag attributes
+(define %body-attr% 
+  (list
+   (list "BGCOLOR" "#555555")
+   (list "TEXT" "#000000")
+   (list "LINK" "#0000FF")
+   (list "VLINK" "#840084")
+   (list "ALINK" "#0000FF")))
+
+</style-specification-body>
+</style-specification>
+
+<external-specification id="docbook" document="walsh-style">
+
+</style-sheet>