//　Macintosh           　->  MacOS//　Windows95/98/NT/2000/XP  ->　Windows//　UNIX                  ->　UNIX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 "";}//　Firefox ->  Firefox//　Netscape Navigator ->  Netscape//　Internet Explorer  ->　Explorer//　Safari  ->　Safari//　Opera  ->　Operafunction getBrowserName(){    var aName  = navigator.appName.toUpperCase();    var uName = navigator.userAgent.toUpperCase();    if (uName.indexOf("SAFARI") >= 0)  return "Safari";    if (uName.indexOf("OPERA") >= 0)  return "Opera";    if (uName.indexOf("FIREFOX") >= 0)  return "Firefox";    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;	var uName  = navigator.userAgent.toUpperCase();	if (browser == "Safari")	{		s = uName.indexOf("SAFARI/",0);		version = (uName.substring(s+7,s+99));		if (version < 400) version = 1;		if (version >= 400) version = 2;	}	if (browser == "Opera")	{		s = uName.indexOf("OPERA",0) + 6;		e = uName.indexOf(" ",s);		version = parseFloat(uName.substring(s,e));	}	if (browser == "Firefox")	{		s = uName.indexOf("FIREFOX/",0);		version = parseFloat(uName.substring(s+8,s+8+3));	}	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;}os      = getOSType();browser = getBrowserName();version = getBrowserVersion();if (os == "MacOS") {	if (browser == "Explorer") 	{document.write("<script Language='JavaScript' src='/js/menu_macie.js' type='text/javascript'>");}	else	{document.write("<script Language='JavaScript' src='/js/menu.js' type='text/javascript'>");} }else	{document.write("<script Language='JavaScript' src='/js/menu.js' type='text/javascript'>");} document.write("</script>");
