//--------line-height用分岐
nino = window.navigator.userAgent;
if(nino.indexOf("Netscape")!=-1 || nino.indexOf("Opera")!=-1 || nino.indexOf("MSIE")!=-1){
	if( nino.indexOf("Mac")==-1){
		document.write('<style type="text/css"><!--td,body{line-height:125%;}--></style>');
	}
}

//----------------------------フォントサイズ変更システム
usrSize = getCookie("txtSize");
if(!usrSize){ usrSize = 14; }
usrSizesmall = usrSize-2;
usrSizebig = usrSize+2;
document.write('<style type="text/css">td,body{ font-size:'+usrSize+'px; }'
+' .small{ font-size:'+usrSizesmall+'px; }'
+' .normal{ font-size:'+usrSize+'px; }'
+'.big{ font-size:'+usrSizebig+'px; }</style>');

//クッキー
function getCookie(key){
	tmp = document.cookie+";";
	tmp1 = tmp.indexOf(key,0);
	if(tmp1 != -1){
		tmp = tmp.substring(tmp1, tmp.length);
		start = tmp.indexOf("=", 0) + 1;
		end = tmp.indexOf(";", start);
		return(unescape(tmp.substring(start, end)));
	}
	return("");
}
function setCookie(key,val){
	tmp = key+"="+escape(val)+";";
	tmp += "expires=Fri,31-Dec-2010 23:59:59 GMT; ";//
	document.cookie = tmp;
}
//文字サイズ調整、クッキー使用/////////----------10px〜22pxで設定
function chSize(f_size){
	usrSize = usrSize -0;//-------数値に変換
	if(f_size == 'big' && usrSize <= 22){
		usrSize = usrSize + 1;
	}
	if(f_size == 'small' && 12 <= usrSize){
		usrSize = usrSize - 2;
	}
	if(f_size == 'norm'){
		usrSize = 14;
	}
	setCookie('txtSize',usrSize);
	location.reload();
}