JavaScript 获取浏览器的页面编码和支持语言

function getPageCharset(){ var charSet = ""; var oType = getBrowser(); switch(oType){ case "IE": charSet = document.charset; break; case "FIREFOX": charSet = document.characterSet; break; default: charSet = document.characterSet; break; } return charSet; } function getPageLanguage(){ var lang= ""; var oType = getBrowser(); switch(oType){ case "IE": lang = window.navigator.systemLanguage; break; case "FIREFOX": lang = window.navigator.language; break; default: lang = window.navigator.language; break; } return lang; } function getBrowser(){ var oType = ""; if(navigator.userAgent.indexOf("MSIE")!=-1){ oType="IE"; }else if(navigator.userAgent.indexOf("Firefox")!=-1){ oType="FIREFOX"; } return oType; }