//　Macintosh           　->  MacOS
//　Windows95/98/NT/2000  ->　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 "";
}
//　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;
}
//　アクセスログ
document.write("<img src='http://www.anges-mg.com/cgi-bin/acclog/acclog.cgi?");
document.write("referrer="+document.referrer+"&");
document.write("width="+screen.width+"&");
document.write("height="+screen.height+"&");
document.write("color="+screen.colorDepth+"'>");