延迟加载google广告和add this社媒插件

application/views/mobile_first/ch-add-this.php

@@ -0,0 +1 @@
+<script>document.addEventListener("DOMContentLoaded",()=>{setTimeout(function(){loadScriptByAsync("https://s7.addthis.com/js/300/addthis_widget.js#pubid=ra-52170b0a4a301edc")},5e3)});</script>

application/views/mobile_first/ch-google-ad.php

@@ -0,0 +1,6 @@
+<script>
+    function throttle(e,o,t){var n=null,c=new Date;return function(){var a=new Date;clearTimeout(n),a-c>=t?(e(),c=a):n=setTimeout(e,o)}}function createLazyloader(){return function(){var e=window.innerHeight;(document.documentElement&&document.documentElement.scrollTop||document.body&&document.body.scrollTop)>=e+100&&loadScriptByAsync("https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js")}}
+    var lazyloader = createLazyloader();window.addEventListener('scroll', throttle(lazyloader, 500, 500), false);
+</script>
+<ins class="adsbygoogle" style="display:block;  text-align:center;" data-ad-layout="in-article" data-ad-format="fluid" data-ad-client="ca-pub-4231674166786366" data-ad-slot="5442695494"></ins>
+<script>  (adsbygoogle =  window.adsbygoogle || []).push({});</script>