// JavaScript Document

var donefirstCall=false;
        function changeFontSize(inc)
                {
                if (inc!=0)
                {
                if (donefirstCall)
                        {createCookie('fontSize' ,parseInt(readCookie('fontSize'))+inc/1);}
                donefirstCall=true;
                var p = document.getElementsByTagName('p');
                for(n=0; n<p.length; n++)
                        { if(p[n].style.fontSize)
                                 { var size = parseInt(p[n].style.fontSize.replace("px", "")); }
                        else { var size = 14; }
                p[n].style.fontSize = size/1+inc/1 + 'px';}
        }
 }


function createCookie(name,value,days) {
        if (days) {
                var date = new Date();
                date.setTime(date.getTime()+(days*24*60*60*1000));
                var expires = "; expires="+date.toGMTString();
        }
        else var expires = "";
        document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
        var nameEQ = name + "=";
        var ca = document.cookie.split(';');
        for(var i=0;i < ca.length;i++) {
                var c = ca[i];
                while (c.charAt(0)==' ') c = c.substring(1,c.length);
                if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
        }
        return null;
}
if (!(readCookie('fontSize')))
{
createCookie('fontSize',0)
}