async load for btc widget

index.html

@@ -85,6 +85,26 @@
   <script src="js/game_manager.js"></script>
   <script src="js/application.js"></script>
 
+  <script src="http://coinwidget.com/widget/coin.js"></script>
+  <script>
+    CoinWidgetCom.go({
+      wallet_address: "1Ec6onfsQmoP9kkL3zkpB6c5sA4PVcXU2i"
+      , currency: "bitcoin"
+      , counter: "count"
+      , alignment: "ac"
+      , qrcode: true
+      , auto_show: false
+      , lbl_button: "Donate"
+      , lbl_address: "My Bitcoin Address:"
+      , lbl_count: "donations"
+      , lbl_amount: "BTC"
+    });
+    setTimeout(function () {
+      var cw = document.getElementsByClassName("COINWIDGETCOM_CONTAINER")[0];
+      document.getElementsByClassName("sharing")[0].appendChild(cw);
+    }, 100);
+  </script>
+
   <script>
     (function(i,s,o,g,r,a,m){i["GoogleAnalyticsObject"]=r;i[r]=i[r]||function(){
     (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),