브라우저 확인

[Javascrpt]
navigator properties 확인

var browser = "BROWSER INFORMATION:\n";
for ( var propname in navigator)
{
    browser += propname + ": " + navigator[propname] + "\n"
}
alert(browser);

브라우저 벤더와 버전 확인
var browser = {
    version: parseInt(navigator.appVersion),
    isNetscape: navigator.appName.indexOf("Netscape") != -1,
    isMicrosoft: navigator.appName.indexOf("Microsoft") != -1
};
alert(browser.version+","+browser.isNetscape+","+browser.isMicrosoft);