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Non-blocking dynamic loading of javascript advertising implementation code_javascript skills

WBOY
WBOYOriginal
2016-05-16 18:16:061197browse
复制代码 代码如下:





广告代码最后加载



<script> <br>//ad("open",'alert("ddd")'); <br>var JSScript = { <br>inject:function (htmlId,jsCode){ <br>var script = document.createElement("script"); <br>script.text = jsCode; <br>document.getElementById(htmlId).appendChild(script); <br>}, <br>loadeing:function (url,charset,callback){ <br>var script = document.createElement("script"); <br>script.src = url; <br>script.charset = charset; <br>script.loaded= false; <br>script.onload = function(){ <br>script.loaded = true; <br>callback(); <br>}; <br>script.onreadystatechange = function(){ <br>if(!script.onloadDone && ("loaded"==script.readyState || "complete"==script.readyState)){ <br>script.onload(); <br>} <br>}; <br>document.getElementsByTagName("head")[0].appendChild(script); <br>} <br>} <br>JSScript.loadeing("http://cbjs.baidu.com/js/s.js","gb2312",initAd) <br>function initAd(){ <br>JSScript.inject("open",'BAIDU_CLB_singleFillSlot("72893")'); <br>} <br></script>


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