// JavaScript Document
var agent = navigator.userAgent;
var version = parseFloat(navigator.appVersion);

var isOpera = agent.indexOf("Opera") > -1;
var isIE = agent.indexOf("compatible") > -1 && agent.indexOf("MSIE") > -1 && !isOpera;
var isKHTML = agent.indexOf("KHTML") > -1 || agent.indexOf("Konqueror") > -1 || agent.indexOf("AppleWebKit") > -1;
var isGecko = agent.indexOf("Gecko") > -1;

var isFF = isGecko && agent.indexOf("Firefox") > -1;
var isNetscape = isGecko && agent.indexOf("Netscape") > -1;
var isMoz = !isFF && !isNetscape && !isIE && !isKHTML;

var isWin = (navigator.platform == "Win32") || (navigator.platform == "Windows");
var isMac = (navigator.platform == "Mac68K") || (navigator.platform == "MacPPC") || (navigator.platform == "Macintosh");
var isUnix = (navigator.platform == "X11") && !isWin && !isMac;