Include minified version and script to generate.

Makefile

@@ -0,0 +1,34 @@
+ifeq ($(OS),Windows_NT)
+    OPEN := start
+else
+    UNAME := $(shell uname -s)
+    ifeq ($(UNAME),Linux)
+        OPEN := xdg-open
+    endif
+    ifeq ($(UNAME),Darwin)
+        OPEN := open
+    endif
+endif
+
+COMPILER := $(shell command -v closure-compiler 2> /dev/null)
+
+.PHONY: demo test dist
+
+demo:
+	$(OPEN) demo/index.html
+
+test:
+	$(OPEN) test/SpecRunner.html
+
+SOURCE := src/jquery.multi-select.js
+DEST := src/jquery.multi-select.min.js
+
+dist:
+ifndef COMPILER
+	$(error "closure-compiler is not available, please install it")
+endif
+	@echo "Before"
+	wc -c $(DEST) && gzip -c $(DEST) | wc -c
+	$(COMPILER) --externs externs/jquery-1.9.js -O ADVANCED --rewrite_polyfills=false $(SOURCE) > $(DEST)
+	@echo "After"
+	wc -c $(DEST) && gzip -c $(DEST) | wc -c

README.md

@@ -31,8 +31,16 @@ You can pass a number of options into `.multiSelect()` to customise the HTML out
 
 ## See a demo
 
-Open `demo/index.html` in your web browser.
+Run `make demo`, or open `demo/index.html` in your web browser.
 
 ## Run the tests
 
-Open `test/SpecRunner.html` in your web browser.
+Run `make test`, or open `test/SpecRunner.html` in your web browser.
+
+## Compile minimized version
+
+You'll need the Closure Compiler, which you can get with `brew install
+closure-compiler` or directly from Google's website. If you use brew
+(or otherwise create a closure-compiler script in your PATH), you can
+run `make dist`, or otherwise you can run:
+`make dist COMPILER='java -jar path-to-compiler.jar'`.