function setCookie (cookieName, cookieValue, expires, path, domain, secure) {
  document.cookie = 
    escape(cookieName) + '=' + escape(cookieValue) 
    + (expires ? '; EXPIRES=' + expires.toGMTString() : '')
    + (path ? '; PATH=' + path : '')
    + (domain ? '; DOMAIN=' + domain : '')
    + (secure ? '; SECURE' : '');
}

function getCookie (cookieName) {
  var cookieValue = null;
  var posName = document.cookie.indexOf(escape(cookieName) + '=');
  if (posName != -1) {
    var posValue = posName + (escape(cookieName) + '=').length;
    var endPos = document.cookie.indexOf(';', posValue);
    if (endPos != -1)
      cookieValue = unescape(document.cookie.substring(posValue, endPos));
    else
      cookieValue = unescape(document.cookie.substring(posValue));
  }
  return cookieValue;
}

function eraseCookie(name) {
	var mydate = new Date();
	mydate.setTime(mydate.getTime() - 1); 
	setCookie(name,"",mydate);
}
function janet_FontSize(size)
{
	setCookie ('janet.FontSize', size, new Date("31 December 2010 23:59:59"), '/');
    location.reload();
}