Merge pull request #111 from tilsammans/patch-1

Return empty string when no path to audio.js found

audiojs/audio.js

@@ -9,6 +9,8 @@
       var path = scripts[i].getAttribute('src');
       if(re.test(path)) return path.replace(re, '');
     }
+    // when no script found, an empty string causes the least confusion.
+    return '';
   })();
 
   // ##The audiojs interface