function fontResize(whatSize) {
  if (whatSize != null) {
    document.body.style.fontSize = whatSize + '%';
  }

  if (whatSize == 100 || whatSize == null)
    jQuery.cookie('fontResize-set', null);
  else
    jQuery.cookie('fontResize-set', whatSize);
}

jQuery(document).ready(function() {
var size = jQuery.cookie('fontResize-set');
  if (size != null)
    fontResize(size);
});