自适应广告代码

   <script>
        window.onload = function () {
     
 
        if(navigator.userAgent.match(/(phone|pad|pod|iPhone|iPod|ios|iPad|Android|Mobile|BlackBerry|IEMobile|MQQBrowser|JUC|Fennec|wOSBrowser|BrowserNG|WebOS|Symbian|Windows Phone)/i)) {
            //alert('手机端')
            //document.getElementById("gg").style.display="block";
            document.getElementById("gg").style.display="block";
        }else{
             //alert('PC端')
        }
         
    }; 
</script>
<div id="gg"  style="display: none;">广告代码</div>