--- docs/Makefile.in.orig	2012-05-31 13:21:06.000000000 +0000
+++ docs/Makefile.in
@@ -15,29 +15,29 @@ gps_pg:
 	make -C programers_guide html
 
 ug:
-	make -C users_guide html latexpdf
+	make -C users_guide html 
 
 .PHONY: tutorial
 tutorial:
 	make -C tutorial html
 
 install:
-	$(MKDIR) $(docdir)
-	$(MKDIR) $(docdir)/html
-	$(MKDIR) $(docdir)/pdf
-	-$(INSTALL_DATA) gps-welcome.html $(docdir)/html
-	-$(CP) users_guide/GPS.py $(sharedir)/library/GPS_doc.py
-
-	${MKDIR} $(docdir)/html/users_guide/
-	-${CP} -r users_guide/_build/html/* $(docdir)/html/users_guide/
-	-${CP} users_guide/_build/latex/GPS.pdf $(docdir)/pdf/gps.pdf
-
-	${MKDIR} $(docdir)/html/tutorial/
-	-${CP} -r tutorial/_build/html/* $(docdir)/html/tutorial/
-
-	-$(INSTALL_DATA) gps-splash.png $(sharedir)
-	-${INSTALL_DATA} gps_index.xml ${docdir}/html
-	-${INSTALL_DATA} help_index.html ${docdir}/html
+	$(MKDIR) $(DESTDIR)$(docdir)
+	$(MKDIR) $(DESTDIR)$(docdir)/html
+	$(MKDIR) $(DESTDIR)$(docdir)/pdf
+	-$(INSTALL_DATA) gps-welcome.html $(DESTDIR)$(docdir)/html
+	-$(CP) users_guide/GPS.py $(DESTDIR)$(sharedir)/library/GPS_doc.py
+
+	${MKDIR} $(DESTDIR)$(docdir)/html/users_guide/
+	-${CP} -r users_guide/_build/html/* $(DESTDIR)$(docdir)/html/users_guide/
+	-${CP} users_guide/_build/latex/GPS.pdf $(DESTDIR)$(docdir)/pdf/gps.pdf
+
+	${MKDIR} $(DESTDIR)$(docdir)/html/tutorial/
+	-${CP} -r tutorial/_build/html/* $(DESTDIR)$(docdir)/html/tutorial/
+
+	-$(INSTALL_DATA) gps-splash.png $(DESTDIR)$(sharedir)
+	-${INSTALL_DATA} gps_index.xml $(DESTDIR)${docdir}/html
+	-${INSTALL_DATA} help_index.html $(DESTDIR)${docdir}/html
 
 clean:
 	-${RM} -rf */_build/