iframe加载时的loading效果，兼容Firefox

来源：互联网发布：开发票的软件怎么下载编辑：程序博客网时间：2024/05/17 14:19

 <head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>新建网页 1</title></head><body>   <div align="center" style="position: absolute; width: 100px; height: 100px; z-index: 1; left:158px; top:17px" id="load"><img src="http://sysimages.tq.cn/images/analysis_images/ajax-loader.gif" /> loading...</div><iframe style="visibility:hidden" onreadystatechange=stateChangeIE(this) onload=stateChangeFirefox(this) name="callframe" id="callframe" width="420" height="100" frameborder="0" scrolling="no" marginheight="0"></iframe><script>       function stateChangeIE(_frame)    {      if (_frame.readyState=="interactive")//state: loading ,interactive,   complete     {     var loader = document.getElementById("load");         loader.innerHTML      = "";            loader.style.display = "none";          _frame.style.visibility = "visible";        }       }    function stateChangeFirefox(_frame)    {      var loader = document.getElementById("load");         loader.innerHTML      = "";            loader.style.display = "none";          _frame.style.visibility = "visible";       }    callframe.location.href="http://www.hao123.com"; </script>   </body></html>

摘自：http://blog.csdn.net/sgear/article/details/2862397