//
// ブラウザ／OS／バージョン別にスタイルシートを読み込む
//

cssName = "";

//os      = getOSType();
browser = getBrowserName();
//version = getBrowserVersion();
//if (os == "MacOS")   cssName = "mac/";
//if (os == "Windows") cssName = "win/";
//if (os == "UNIX")    cssName = "unix/";

if (browser == "Firefox") cssName += "ff";
if (browser == "Netscape") cssName += "ff";
if (browser == "Explorer") cssName += "ie";
if (browser == "Safari") cssName += "ie";
if (browser == "Opera") cssName += "ff";

//if ((version >= 1) && (version < 2))   cssName += "1";
//if ((version >= 2) && (version < 3))   cssName += "2";
//if ((version >= 3) && (version < 4))   cssName += "3";
//if ((version >= 4) && (version < 5))   cssName += "4";
//if ((version >= 5) && (version < 5.5)) cssName += "5";
//if ((version >= 5.5) && (version < 6)) cssName += "5.5";
//if ((version >= 6) && (version < 7))   cssName += "6";
//if ((version >= 7) && (version < 8))   cssName += "7";
//if ((version >= 8) && (version < 8.5))   cssName += "8";
//if ((version >= 8.5) && (version < 9))   cssName += "8.5";

cssName = "scripts/" + cssName + ".css" ;
if ( 0 <= window.location.pathname.indexOf( "/viewer/" ) ) cssName = "../" + cssName ;
document.write("<link rel='stylesheet' href='" + cssName + "' type='text/css'>");




// 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;
}