var navi_url = "";

//　ブラウザ名取得
function getBrowserName() {
	var ua = navigator.userAgent;
	if(ua.indexOf("MSIE") >= 0)           return "Explorer";
	else if(ua.indexOf("Chrome") >= 0)    return "Chrome";
	else if(ua.indexOf("Netscape") >= 0)  return "Netscape";
	else if(ua.indexOf("Safari") >= 0)    return "Safari";
	else if(ua.indexOf("Opera") >= 0)     return "Opera";
	else if(ua.indexOf("Firefox") >= 0)   return "Firefox";
	else if(ua.indexOf("Gecko") >= 0)     return "Mozilla";
	else if(ua.indexOf("Mozilla/4") >= 0) return "NN";
	else                                  return "";
	}

//　ブラウザバージョン取得
function getBrowserVer() {
	var ua = navigator.userAgent;
	var version;
	var nHit;    // 合致した部分の先頭の文字の添え字

	if((nHit = ua.indexOf("MSIE")) >= 0){
		version = ua.substr(nHit+5, 3);
		}
	else if((nHit = ua.indexOf("Chrome")) >= 0){
		version = ua.substr(nHit+7, 3);
		}
	else if((nHit = ua.indexOf("Netscape")) >= 0){
		if (ua.charAt(nHit+8) == "6" ) version = ua.substr(nHit+10, 3);
		else                           version = ua.substr(nHit+ 9, 3);
		}
	else if((nHit = ua.indexOf("Safari")) >= 0) {
		version = ua.substr(nHit+7);
		}
	else if((nHit = ua.indexOf("Opera")) >= 0) {
		version = ua.substr(nHit+6, 3);
		}
	else if((nHit = ua.indexOf("Firefox")) >= 0) {
		version = ua.substr(nHit+8, 3);
		}
	else if(ua.indexOf("Gecko") >= 0) {
		nHit = ua.indexOf("rv:");
		version = ua.substr(nHit+3, 3);
		}
	else if(ua.indexOf("Mozilla/4") >= 0) {
		version = 4;
		}
	else {
		version = 0;
		}
	return version;
	}

//　OS名取得
//　Macintosh              　->  MacOS
//　Windows95/98/NT/2000/XP  ->　Windows
function getOS() {
	var uAgent  = navigator.userAgent.toUpperCase();
	if(uAgent.indexOf("MAC") >= 0)           return "MacOS";
	if(uAgent.indexOf("WIN") >= 0)           return "Windows";
	return "";
	}

// OSによるCSS切替を行う場合
//if(getOS() == "Windows"){
//	if(getBrowserName() != "Explorer"){
//		document.write('<link rel=stylesheet href='+navi_url+'/css/base_ns.css type=text/css />');
//		}
//	}
//else if(getOS() == "MacOS"){
//	document.write('<link rel=stylesheet href='+navi_url+'/css/base_macie.css type=text/css />');
//	}

//　サブウィンドウ
function popUp(url) {
  sealWin=window.open(url,'win','toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=1,width=500,height=450');
  self.name = "mainWin";
  sealWin.focus();
  }

//　Cookie情報セット
function setCookie(name,value,days) {
	if(days >= 1000){
		var expires = "; expires=Thu, 1-Jan-2030 00:00:00 GMT";
		}
	else if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
		}
	else expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
	}

// Cookie情報取得
function getCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
	return null;
	}

// Cookieからフォントサイズの設定を取得
var size    = getCookie("size");

//　フォントサイズセット
function setFontSize(sizevalue) {
	var setname = "size";
	setCookie(setname,sizevalue,1000);
	location.reload();
	}

//　フォントサイズ切替（CSS再読込）
if(size == 1){
	document.write('<link rel=stylesheet href='+navi_url+'/css/base_l.css type=text/css />');
	}
else if(size == -1){
	document.write('<link rel=stylesheet href='+navi_url+'/css/base_s.css type=text/css />');
	}

// フォントサイズ切替ボタン
function browzFontSize() {
	// 選択時のスタイル指定
	if(size == 1){
		var css_l = "bfs_l_f";
		var css_m = "bfs_m";
		var css_s = "bfs_s";
		}
	else if(size == -1){
		var css_l = "bfs_l";
		var css_m = "bfs_m";
		var css_s = "bfs_s_f";
		}
	else{
		var css_l = "bfs_l";
		var css_m = "bfs_m_f";
		var css_s = "bfs_s";
		}
	document.write('<div id="bzfontsize">');
	document.write('<h6>テキスト</h6>');
	document.write('<ul>');
	document.write('<li id="' + css_l + '"><a href="javascript:setFontSize(1)">大</a></li>');
	document.write('<li id="' + css_m + '"><a href="javascript:setFontSize(0)">中</a></li>');
	document.write('<li id="' + css_s + '"><a href="javascript:setFontSize(-1)">小</a></li>');
	document.write('</ul>');
	document.write('</div>');
	}