$1/$2/index.html: $$($1_DOCBOOK_SOURCES)
"$$(RM)" $$(RM_OPTS) -r $$(dir $$@)
"$$(XSLTPROC)" --stringparam base.dir $$(dir $$@) \
--stringparam use.id.as.filename 1 \
--stringparam html.stylesheet fptools.css \
$1/$2/index.html: $$($1_DOCBOOK_SOURCES)
"$$(RM)" $$(RM_OPTS) -r $$(dir $$@)
"$$(XSLTPROC)" --stringparam base.dir $$(dir $$@) \
--stringparam use.id.as.filename 1 \
--stringparam html.stylesheet fptools.css \