// font css change
var img_m = '/tw/common/images/btn-fontsize-medium.gif';
var img_l = '/tw/common/images/btn-fontsize-large.gif';
var img_m_on = '/tw/common/images/btn-fontsize-medium-on.gif';
var img_l_on = '/tw/common/images/btn-fontsize-large-on.gif';

$(function(){
	size_m = '100%';
	size_l = '120%';

	$('div#platform').css('font-size',$.cookie('fontsizeChange'));
	if($.cookie('fontsizeChange') == size_m) {
		$('dd#fontMedium > img').attr({ src: img_m_on});
		$('dd#fontLarge > img').attr({ src: img_l});
	}
	else if($.cookie('fontsizeChange') == size_l) {
		$('dd#fontMedium > img').attr({ src: img_m});
		$('dd#fontLarge > img').attr({ src: img_l_on});
	}
});

function fontstyle(bodyFontsize){
	$('div#platform').css('font-size',bodyFontsize);
	if(bodyFontsize == size_m){
		$('dd#fontMedium > img').attr({ src: img_m_on});
		$('dd#fontLarge > img').attr({ src: img_l});
	}
	else if(bodyFontsize == size_l){
		$('dd#fontMedium > img').attr({ src: img_m});
		$('dd#fontLarge > img').attr({ src: img_l_on});
	}
	$.cookie('fontsizeChange',bodyFontsize,{expires:30,path:'/'});
};