<html xmlns="http://www.w3.org/1999/xhtml" > <SCRIPT LANGUAGE="JavaScript">function IsIE(){if (window.navigator.userAgent.indexOf("MSIE")>=1)//如果浏览器为IE{alert("IE浏览器");}else //如果浏览器为Firefox{if (window.navigator.userAgent.indexOf("Firefox")>=1){alert("Fixfox浏览器");}}}</script><head runat="server"> <title>判断浏览器类型</title></head><body onload="IsIE();"> <form id="form1" runat="server"> <div> </div> </form></body></html> 转载于:https://www.cnblogs.com/abcdwxc/archive/2008/04/08/1142285.html