function ReadCookie(){
	if (navigator.appName == "Netscape" && navigator.appVersion.indexOf("4.") == 0){
		document.write('<link rel="stylesheet" href="/directbank/css/nomal.css" type="text/css">');
	} else {
		var names = getCookie("dbbkcss");
		if (names == ""){
			names = "nomal";
		}
		document.write('<link rel="stylesheet" href="/directbank/css/' +names+ '.css" type="text/css">');
	}
}

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)));
	} else {
		return("");
	}
}

function doSet(cssData){
	//�ۑ�����
	limitDay = 365;
	writeCookie(cssData, limitDay);

	var an = navigator.appName;
	var ua = navigator.userAgent;
	var netscape = (an=="Netscape");
	window.location.reload();
	window.parent.location.reload();
}

function writeCookie(value, expdays){
	t = new Date;
	t.setTime(t.getTime() + expdays * 24 * 60 * 60 * 1000);
	document.cookie = "dbbkcss=" + value + '; expires=' + t.toGMTString() + '; path=/';
}

function chgFontBtn(){
	var names = getCookie("dbbkcss");
	var imgname;
	if (names == 'large'){
		imgname = '/directbank/img_header/txt_b_on.gif';
	} else if (names == 'small'){
		imgname = '/directbank/img_header/txt_s_on.gif';
	} else {
		names = 'nomal';
		imgname = '/directbank/img_header/txt_m_on.gif';
	}
	MM_swapImage(names,'',imgname,1);
}