var fontSize = getFontsize();
getFontSizeCss();

function getFontsize(){
	var result = getCookie('panFontSize');

	if(result == ''){
		result = 'm';
	}

	setCookie('panFontSize',result);
	return result;
}


function setCookie(key,val) {
	var tmp = key+"="+escape(val)+";";
	tmp +="expires=Tue, 31-Dec-2030 23:59:59 GMT;"
	tmp +="path=/;"
	document.cookie = tmp;
}


function getCookie(key){
	var tmp = document.cookie + ";";
	var 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 getFontSizeCss(){
	if (fontSize == 's'){
		document.write('<link href="/common/css/fonts.css" rel="stylesheet" type="text/css" />');
	} else if (fontSize == 'm') {
		document.write('<link href="/common/css/fontm.css" rel="stylesheet" type="text/css" />');
	} else if (fontSize == 'l') {
		document.write('<link href="/common/css/fontl.css" rel="stylesheet" type="text/css" />');
	}
}



function setFontSize(fscale){
	setCookie('panFontSize', fscale);
	window.location.reload(true);
}

function setChangeFontnavi(){
	var onS='', onM='', onL='';
	if (fontSize == 's'){
		onS = '_on';
	} else if (fontSize == 'm') {
		onM = '_on';
	} else if (fontSize == 'l') {
		onL = '_on';
	}
	var str = '<img class="font_tl" src="/common/img/header/cfont_tl.gif" alt="文字サイズ"/>';
	str += '<a href="javascript:void(0);" onclick="setFontSize(\'s\');"><img src="/common/img/header/cfont_sizes' + onS + '.gif" alt="文字サイズ 小"/></a>';
	str += '<a href="javascript:void(0);" onclick="setFontSize(\'m\');"><img src="/common/img/header/cfont_sizem' + onM + '.gif" alt="文字サイズ 中"/></a>';
	str += '<a href="javascript:void(0);" onclick="setFontSize(\'l\');"><img src="/common/img/header/cfont_sizel' + onL + '.gif" alt="文字サイズ 大"/></a>';
	document.write(str);
}