var nAppVersion,nAppName,nBrVer,nBrName;
nAppVersion	= navigator.appVersion;
nAppName	= navigator.appName;
nAppVersion	= nAppVersion.toLowerCase();
nAppName	= nAppName.toLowerCase();
nBrVer 		= nAppVersion.substring(0,1);
nBrName		= nAppName.substring(0,1);
var nOsWin,nOsMac;
nOsWin = nOsMac = 0;
nOsWin		= nAppVersion.indexOf("win");
nOsMac		= nAppVersion.indexOf("mac");

	if ((nOsMac != -1) && (nBrName == "m")){
		document.write("<frameset rows='100%,1*'>");
		document.write("<frame src='kidstown_f.html'>");
		document.write("<frame src='blank.html'>");
		document.write("</frameset>");
		document.write("<noframes><body bgcolor='#FFFFFF'></body></noframes>");
	}

	else if ((nBrName == "m") && (nBrVer == 4))	{
			document.write('<SCRIPT Language="VBScript" src="kidstown_ie.vbs"> \n');
			document.write('<\/SCRIPT> \n');
	}

	// 2003/06/18 ver4チェックをオフ
	else if ((nBrName == "n")) {// && (nBrVer == 4)){
		var nFlash;
		if (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] && navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin && navigator.plugins && navigator.plugins["Shockwave Flash"])
			{ nFlash = 1; }
		else { nFlash = 0; }
		document.write("<frameset rows='100%,1*'>");
		if (nFlash == 1){
			document.write("<frame src='kidstown_f.html'>");
		}
		else if (nFlash == 0){
			document.write("<frame src='kidstown_n.html'>");
		}
		else {
			document.write("<frame src='kidstown_etc.html'>");
		}
		document.write("<frame src='blank.html'>");
		document.write("</frameset>");
		document.write("<noframes><body bgcolor='#FFFFFF'></body></noframes>");
	}
	
	else {
		document.write("<frameset rows='100%,1*'>");
		document.write("<frame src='kidstown_etc.html'>");
		document.write("<frame src='blank.html'>");
		document.write("</frameset>");
		document.write("<noframes><body bgcolor='#FFFFFF'></body></noframes>");
	}

