File xfce4-panel-4.8.1-fix-install-documentation.patch of Package xfce4-panel

diff -ur xfce4-panel-4.8.1.orig/docs/manual/Makefile.am xfce4-panel-4.8.1/docs/manual/Makefile.am
--- xfce4-panel-4.8.1.orig/docs/manual/Makefile.am	2011-01-30 17:28:38.000000000 +0100
+++ xfce4-panel-4.8.1/docs/manual/Makefile.am	2011-02-12 19:29:00.000000000 +0100
@@ -33,7 +33,7 @@
 		$(INSTALL_DATA) "$$file" "$$dest/"; \
 	fi; \
 	for lang in $(ALL_LINGUAS); do \
-		if test -d "$(srcdir)/html/$$lang/index.html"; then \
+		if test -f "$(srcdir)/html/$$lang/index.html"; then \
 			dest="$(DESTDIR)$(docdir)/html/$$lang"; \
 			$(mkinstalldirs) "$$dest"; \
 			installfiles=`echo "$(srcdir)/html/$$lang/*"`; \