//ブラウザ判別＆最適CSSファイルへ振り分け

//mainScript-------------------------

//dirName：ルートまでのパス

// alert('dirName = '+dirName);

os = getOSType();
browser = getBrowserName();
version = getBrowserVersion();
if (os == "MacOS") {
	dirName = "http://www.fabbeats.com/css/mac/ie.css"; //Macは共通
} else if (browser == "Netscape" && (version >= 4) && (version < 5)) {
	dirName = "http://www.fabbeats.com/css/win/nn4.css"; //WinNN
} else {
	dirName = "http://www.fabbeats.com/css/win/ie.css"; //標準はWinIE
}

document.write("<link rel='stylesheet' href='"+dirName+"' type='text/css'>");


//functions-------------------------

//Macintosh           ->  MacOS
//Windows95/98/NT/2000  ->Windows

function getOSType()
{
    var uAgent  = navigator.userAgent.toUpperCase();
    if (uAgent.indexOf("MAC") >= 0) return "MacOS";
    if (uAgent.indexOf("WIN") >= 0) return "Windows";
    if (uAgent.indexOf("X11") >= 0) return "UNIX";
    return "";
}
//Netscape Navigator ->  Netscape
//Internet Explorer  ->Explorer
function getBrowserName()
{
    var aName  = navigator.appName.toUpperCase();
    if (aName.indexOf("NETSCAPE") >= 0)  return "Netscape";
    if (aName.indexOf("MICROSOFT") >= 0) return "Explorer";
    return "";
}
function getBrowserVersion()
{
	var browser = getBrowserName();
	var version = 0;
	var s = 0;
	var e = 0;
	var appVer  = navigator.appVersion;
	if (browser == "Netscape")
	{
		s = appVer.indexOf(" ",0);
		version = eval(appVer.substring(0,s));
		if (version >= 5) version++;
	}
	if (browser == "Explorer")
	{
		appVer  = navigator.userAgent;
		s = appVer.indexOf("MSIE ",0) + 5;
		e = appVer.indexOf(";",s);
		version = eval(appVer.substring(s,e));
	}
	return version;
}