del async from stff script in index

Former-commit-id: 5cfd24c9
Former-commit-id: a4bd0f3ecf62f6ffa748db170f53ea46679f7268 [formerly 4fd9c0003c28f8edfc2108f676854a42c287c500]
Former-commit-id: b15c333fef7bb3415afa5bd2060c63f87b7786de

www/index.html

@@ -133,7 +133,7 @@
     			$("<span>").load("visit.html")
     		);})()
       </script>
-       <script async>(function(){$( "#main-content" ).append(
+       <script>(function(){$( "#main-content" ).append(
     			$("<span>").load("staff.html")
     		);})()
       </script>