function fontNormal() {
document.getElementById("outer-wrapper").style.fontSize = '0.8em';
fontSet('0.8');
}
function fontLarger() {
document.getElementById("outer-wrapper").style.fontSize = '0.9em';
fontSet('0.9');
}
function fontSmaller() {
document.getElementById("outer-wrapper").style.fontSize = '0.7em';
fontSet('0.7');
}
function fontSet(size) {
document.getElementById("outer-wrapper").style.fontSize = size + 'em';
document.cookie = 'font_size=' + size + '; expires=01-Jan-18 GMT' +
'; path=/;';
}
function fontGet()
{
  if (getCookie('font_size') == null)
  {
    fontSet('0.8');
  }
  else
  {
    fontSet(getCookie('font_size'));
  }
}
function getCookie(name) {
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1) {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    } else {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1) {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
} 
function deleteCookie(name, path, domain) {
    if (getCookie(name)) {
        document.cookie = name + "=" +
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}