<ptml> <pead> <meta http-equiv= "Content-type" content= "text/html; charset=gb2312 "> <title>js judgment Browser </title> </pead> <body> <pr> <!--determine visitor's browser (type) and Version--> <script type= "Text/javascript" > var browser=navigator.appname var b_version=navigator.appversion var v Ersion=parsefloat (b_version) document.write ("Browser name:" + Browser) document.write ("") document.write ("Browser ver Sion: "+ version" </script> <pr> <!--more about visitor browser (more information)--> <script type= "Text/javascript" > Do Cument.write ("<p>browser:") document.write (navigator.appname + "</p>") document.write ("<p> Browserversion: ") document.write (navigator.appversion +" </p> ") document.write (" <p>code: ") Document.wri Te (navigator.appcodename + "</p>") document.write ("<p>platform:") document.write (Navigator.platform + "& Lt;/p> ") document.write (" <p>cookies Enabled: ") document.write (navigator.cookieenabled + "</p>") document.write ("<p>browser ' s user Agent header:") document.write (Naviga Tor.useragent + "</p>") </script> <pr> <!--all information--> <script type= "Text/javascript" > VA R x = Navigator document.write ("codename=" + x.appcodename) document.write ("") document.write ("minorversion=" + X.appM inorversion) document.write ("") document.write ("name=" + x.appname) document.write ("") document.write ("Version=" + X . appversion) document.write ("") document.write ("cookieenabled=" + x.cookieenabled) document.write ("") document.write ("cpuclass=" + x.cpuclass) document.write ("") document.write ("online=" + x.online) document.write ("") document.write ("platform=" + x.platform) document.write ("") document.write ("ua=" + x.useragent) document.write ("") document.write ( "browserlanguage=" + x.browserlanguage) document.write ("") document.write ("systemlanguage=" + x.systemLanguage) docum Ent.write ("") DOCUMENT.WRite ("userlanguage=" + x.userlanguage) </script> <pr> <!--prompts users according to browser--> <script type= "Text/javas Cript "> var browser=navigator.appname var b_version=navigator.appversion var version=parsefloat (b_version) if (bro wser== "Netscape" | | browser== "Microsoft Internet Explorer" && (version>=4)) {document.write ("Your browser is good enough!") else {document.write ("It ' s time to upgrade your browser!") } </script> </body> </ptml>
[Ctrl + A All SELECT Note: If the need to introduce external JS need to refresh to perform]
