@@ -56,14 +56,17 @@
@defproc[(html$-page-head [title (or/c string? #f) #f]) non-empty-string?]
Returns the @tt{} section of an HTML document.
-@defproc[(html$-page-body-open) non-empty-string?]
+@defproc[(html$-page-body-open [body-class string? ""]) non-empty-string?]
Returns the opening @tt{} and @tt{} tags and elements that immediately follow, such as
site header, logo and navigation.
+
+If @racket[_body-class] is a non-empty string, its contents will be included in the @tt{class}
+attribute of the @tt{} tag.
@defproc[(html$-article-open [pagenode pagenode?]
[title-specified-in-doc? boolean?]
[title txexpr?]
[pubdate string?])