var fontsizeBig = false;

if (getCookie('FontSizeBig') == 'big') {
    fontsizeBig = true;
}

function getCookie (name, value, options) {
    if (typeof value != 'undefined') { // name and value given, set cookie
        options = options || {};
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toGMTString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toGMTString(); // use expires attribute, max-age is not supported by IE
        }
        var path = options.path ? '; path=' + options.path : '';
        var domain = options.domain ? '; domain=' + options.domain : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { // only name given, get cookie
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};


function setCookie(name, value, expires) {
    document.cookie = name + "=" + escape(value) + "; path=/" + ((expires == null) ? "" : "; expires=" + expires.toGMTString()); 
};

function changeFontSize() {
	if (!fontsizeBig)
	{
		jQuery('body').css('font-size','76.5%');
		fontsizeBig = true;
		setCookie('FontSizeBig','big',null);
	} else {
		jQuery('body').css('font-size','66.5%');
		fontsizeBig = false;
		setCookie('FontSizeBig','small',null);
	}
};