function onloadPage() {
    var theSize = checkFontsizeCookie();
    if (theSize.length > 0) {
        ChangePageFontSize(theSize);
    } else {
    }
}

window.onload = onloadPage;

var ie = (document.all) ? true : false;

function ChangePageFontSize(theSize) {

    var headID = document.getElementsByTagName("head")[0];
    var cssNode = document.createElement('link');
    cssNode.type = 'text/css';
    cssNode.rel = 'stylesheet';
    cssNode.href = theSize + '.css';
    cssNode.media = 'screen';
    headID.appendChild(cssNode);

   // document.write(theSize);
    setCookie('fontsize', theSize);
}


function setCookie(c_name, value, expiredays) {
    var exdate = new Date();
    exdate.setDate(exdate.getDate() + expiredays);
    document.cookie = c_name + "=" + escape(value) + ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString());
}

function getCookie(c_name) {
    if (document.cookie.length > 0) {
        c_start=document.cookie.indexOf(c_name + "=");
        if (c_start != -1) {
            c_start = c_start + c_name.length + 1;
            c_end = document.cookie.indexOf(";", c_start);
            if (c_end == -1) {
                c_end = document.cookie.length;
            }
            return unescape(document.cookie.substring(c_start, c_end));
        } 
    }
    return "";
}

function checkFontsizeCookie() {
    var ckie = getCookie('fontsize');
    if (ckie != null && ckie != "") {
        return(ckie);
    } else {
        return('');
    }
}