--- a/Makefile	Sun Oct 19 12:12:59 2008 -0400
+++ b/Makefile	Sun Oct 19 12:47:10 2008 -0400
@@ -1,6 +1,14 @@
+BIN      := /usr/local/bin
+LIB      := /usr/local/lib/urweb
+INCLUDE  := /usr/local/include/urweb
+SITELISP := /usr/local/share/emacs/site-lisp/urweb-mode
+
+LIB_UR   := $(LIB)/ur
+LIB_C    := $(LIB)/c
+
 all: smlnj mlton c
 
-.PHONY: all smlnj mlton c clean
+.PHONY: all smlnj mlton c clean install
 
 smlnj: src/urweb.cm
 mlton: bin/urweb
@@ -49,3 +57,15 @@
 		src/urweb.mlton.lex.sml \
 		src/urweb.mlton.grm.sig src/urweb.mlton.grm.sml
 	$(MLTON) -output $@ src/urweb.mlb
+
+install:
+	cp bin/urweb $(BIN)/
+	mkdir -p $(LIB_UR)
+	cp lib/*.urs $(LIB_UR)/
+	cp lib/*.ur $(LIB_UR)/
+	mkdir -p $(LIB_C)
+	cp clib/*.o $(LIB_C)/
+	mkdir -p $(INCLUDE)
+	cp include/*.h $(INCLUDE)/
+	mkdir -p $(SITELISP)
+	cp src/elisp/*.el $(SITELISP)/