//クッキーがあればfontsizeを取得
var fz = $.cookie('fontSize');
if(fz) {
if(fz == 'fzM') {
$('body').css('fontSize', '130%');
font_bt(ftb = 1);
}else if(fz == 'fzL') {
$('body').css('fontSize', '150%');
font_bt(ftb = 0);
}
}
$('.change_size a').click(function() {
var thisSize = this.id;
$.cookie('fontSize', thisSize,{expires:7,path:"/"});
if(thisSize == 'fzM') {
$('body').css('font-size', '130%');
font_bt(ftb = 1);
}else if(thisSize == 'fzL') {
$('body').css('font-size', '150%');
font_bt(ftb = 0);
}
});
function font_bt(ftb){
if(ftb){
$('.font_default').attr("src", "/assets/images/btn_default_on.png");
$('.font_large').attr("src", "/assets/images/btn_large_off.png");
}else{
$('.font_default').attr("src", "/assets/images/btn_default_off.png");
$('.font_large').attr("src", "/assets/images/btn_large_on.png");
}
}