Index: /trunk/doc/manual/Makefile.kmk
===================================================================
--- /trunk/doc/manual/Makefile.kmk	(revision 86656)
+++ /trunk/doc/manual/Makefile.kmk	(revision 86657)
@@ -842,5 +842,5 @@
 qhelp:: $(VBOX_PATH_MANUAL_OUTBASE)/en_US/html-single/UserManual.qhc
 html-zip:: $(VBOX_PATH_MANUAL_OUTBASE)/en_US/UserManual.zip
-
+hhp:: $(VBOX_PATH_MANUAL_OUTBASE)/en_US/HTMLHelp/htmlhelp.hhp
 
 #
@@ -905,4 +905,34 @@
 , $(evalcall2 def_vbox_refentry_to_manpage,$(lang),$(file))))
 
+$(addprefix $(VBOX_PATH_MANUAL_OUTBASE)/en_US/HTMLHelp/,$(VBOX_MANUAL_PNG_FILES_en_US)): \
+		$(VBOX_PATH_MANUAL_OUTBASE)/en_US/HTMLHelp/%: $(VBOX_PATH_MANUAL_SRC)/en_US/% | $$(dir $$@)
+	$(call MSG_L1,Copying temporary $< => $@)
+	$(QUIET)$(INSTALL_STAGING) -m0644 -- '$<' '$(@D)'
+
+$(VBOX_PATH_MANUAL_OUTBASE)/titlepage-htmlhelp.xsl: \
+		$(VBOX_PATH_MANUAL_SRC)/titlepage-htmlhelp.xml $(MAKEFILE_CURRENT) | $$(dir $$@)
+	$(call MSG_L1,xsltproc $<)
+	$(QUIET)$(RM) -f $@.tmp $@
+	$(QUIET)$(VBOX_XSLTPROC) --xinclude --nonet -o $@.tmp $(VBOX_PATH_DOCBOOK)/template/titlepage.xsl $<
+	$(QUIET)$(MV) -f $@.tmp $@
+
+$(VBOX_PATH_MANUAL_OUTBASE)/en_US/HTMLHelp/htmlhelp.hhp: \
+		$(addprefix $(VBOX_PATH_MANUAL_SRC)/en_US/,$(VBOX_MANUAL_XML_FILES)) \
+		$(VBOX_MANUAL_XML_FILES_COMMON) \
+		$(VBOX_MANUAL_XML_FILES_GENERATED_en_US) \
+		$(VBOX_DOCBOOK_HTMLHELP_FORMATCFG) \
+		$(VBOX_PATH_MANUAL_OUTBASE)/titlepage-htmlhelp.xsl \
+		$(if $(VBOX_HAVE_XMLLINT),$(VBOX_PATH_MANUAL_OUTBASE)/en_US/validatemanual.run,) \
+		$(VBOX_XML_CATALOG) $$(VBOX_XML_CATALOG_DOCBOOK) $(VBOX_XML_CATALOG_MANUAL) \
+		$(VBOX_XML_ENTITIES) \
+		$(addprefix $(VBOX_PATH_MANUAL_OUTBASE)/en_US/HTMLHelp/,$(VBOX_MANUAL_PNG_FILES_en_US)) | $$(dir $$@)
+	$(call MSG_TOOL,xsltproc $(notdir $(firstword $(filter %.xsl,$$^))),,$(firstword $(filter %.xml,$^)),$@)
+	$(QUIET)$(RM) -f $@
+	$(QUIET)$(call VBOX_XSLTPROC_WITH_CAT) --output $(@D)/ \
+		--stringparam htmlhelp.chm \
+		$(subst /,\\,$(VBOX_PATH_MANUAL_OUTBASE)/en_US/VirtualBox.chm) \
+		$(HTMLHELPOPTS) $(VBOX_PATH_MANUAL_SRC)/docbook-htmlhelp-formatcfg.xsl \
+		$<
+
 ################Generate qHelp's qhp file out of UserManual.xhtml###############################
 $(VBOX_PATH_MANUAL_OUTBASE)/en_US/html-single/UserManual.qhp: \