diff --git a/.gitignore b/.gitignore
index 009aaf6d..aa9ffa70 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 *~
 *.js
 !zxcvbn.js
+!zxcvbn-async.js
+!zxcvbn-async-bower.js
 test/index_dev.html
 node_modules
diff --git a/async.coffee b/async.coffee
deleted file mode 100644
index 73ea6b56..00000000
--- a/async.coffee
+++ /dev/null
@@ -1,16 +0,0 @@
-
-ZXCVBN_SRC = 'zxcvbn.js'
-
-# adapted from http://friendlybit.com/js/lazy-loading-asyncronous-javascript/
-async_load = ->
-  s = document.createElement 'script'
-  s.src = ZXCVBN_SRC
-  s.type = 'text/javascript'
-  s.async = true
-  first = document.getElementsByTagName('script')[0]
-  first.parentNode.insertBefore s, first
-
-if window.attachEvent?
-  window.attachEvent 'onload', async_load
-else
-  window.addEventListener 'load', async_load, false
diff --git a/compile_and_minify.sh b/compile_and_minify.sh
index bebccd90..2c514fdc 100755
--- a/compile_and_minify.sh
+++ b/compile_and_minify.sh
@@ -9,7 +9,12 @@ function_wrap () {
 
 echo 'compiling cs -> js'
 coffee --compile --bare {matching,scoring,init}.coffee
-coffee --compile async.coffee
+
+# bower's async loading uses a different relative path 
+cp zxcvbn-async.js zxcvbn-async-bower.js
+sed -i '' 's/zxcvbn.js/bower_components\/zxcvbn\/zxcvbn.js/' zxcvbn-async-bower.js
+sed -i '' '/^\/\//d' zxcvbn-async-bower.js
+sed -i '' '/^$/d' zxcvbn-async-bower.js
 
 echo 'compiling js -> js'
 # closure's simple optimizations ended up being about 200k better than whitespace-only.
@@ -18,6 +23,5 @@ echo 'compiling js -> js'
 COMPILATION_LEVEL=SIMPLE_OPTIMIZATIONS
 cat {matching,scoring,adjacency_graphs,frequency_lists,init}.js  | function_wrap > compiled.js
 java -jar tools/closure.jar --compilation_level $COMPILATION_LEVEL --js compiled.js --js_output_file zxcvbn.js
-java -jar tools/closure.jar --compilation_level $COMPILATION_LEVEL --js async.js    --js_output_file zxcvbn-async.js
 rm -f compiled.js
-echo 'done. produced zxcvbn.js and zxcvbn-async.js'
+echo 'done'
diff --git a/zxcvbn-async-bower.js b/zxcvbn-async-bower.js
new file mode 100644
index 00000000..6d6ac415
--- /dev/null
+++ b/zxcvbn-async-bower.js
@@ -0,0 +1,17 @@
+(function() {
+  var ZXCVBN_SRC = 'bower_components/zxcvbn/zxcvbn.js';
+  var async_load = function() {
+    var first, s;
+    s = document.createElement('script');
+    s.src = ZXCVBN_SRC;
+    s.type = 'text/javascript';
+    s.async = true;
+    first = document.getElementsByTagName('script')[0];
+    return first.parentNode.insertBefore(s, first);
+  };
+  if (window.attachEvent != null) {
+    window.attachEvent('onload', async_load);
+  } else {
+    window.addEventListener('load', async_load, false);
+  }
+}).call(this);
diff --git a/zxcvbn-async.js b/zxcvbn-async.js
index 7a2a45f4..17149ea8 100644
--- a/zxcvbn-async.js
+++ b/zxcvbn-async.js
@@ -1 +1,31 @@
-(function(){var a;a=function(){var a,b;b=document.createElement("script");b.src="zxcvbn.js";b.type="text/javascript";b.async=!0;a=document.getElementsByTagName("script")[0];return a.parentNode.insertBefore(b,a)};null!=window.attachEvent?window.attachEvent("onload",a):window.addEventListener("load",a,!1)}).call(this);
+// cross-browser asynchronous script loading for zxcvbn.
+// adapted from http://friendlybit.com/js/lazy-loading-asyncronous-javascript/
+
+// Suggestion: instead of manually configuring this script,
+// follow the bower setup instructions (see README) for easier installation and
+// updating.
+
+// If you do want to manually include zxcvbn, you'll likely only need to change
+// ZXCVBN_SRC to point to the correct relative path from your index.html.
+// (this script assumes index.html and zxcvbn.js sit next to each other.)
+
+(function() {
+  var ZXCVBN_SRC = 'zxcvbn.js';
+
+  var async_load = function() {
+    var first, s;
+    s = document.createElement('script');
+    s.src = ZXCVBN_SRC;
+    s.type = 'text/javascript';
+    s.async = true;
+    first = document.getElementsByTagName('script')[0];
+    return first.parentNode.insertBefore(s, first);
+  };
+
+  if (window.attachEvent != null) {
+    window.attachEvent('onload', async_load);
+  } else {
+    window.addEventListener('load', async_load, false);
+  }
+
+}).call(this);