javascript页面加载完执行事件

代码
  <script type="text/javascript" language="JavaScript">   
                
             
//: 判断网页是否加载完成   
              document.onreadystatechange = function () {   
                 
if(document.readyState=="complete") {          
                      alert('ok');

                  }   
              }   
                
          
</script>   


原文地址:https://www.cnblogs.com/yeagen/p/1699040.html