[JS] 브라우저 알아내는 함수

// browser detect
var Browser = (function() {
	var s = navigator.userAgent.toLowerCase();
	var match = /(webkit)[ \/](\w.]+)/.exec(s) ||
		/(opera)(?:.*version)?[ \/](\w.]+)/.exec(s) ||
		/(msie) ([\w.]+)/.exec(s) ||
		!/compatible/.test(s) && /(mozilla)(?:.*? rv:([\w.]+))?/.exec(s) ||
		[];
	return { name: match[1] || "", version: match[2] || "0" };
}());