function setSessionCookieTest ( cname, cvalue) {
    writeSessionCookie (cname, cvalue);
}

function readCookieTest (cname) {
  //var myCookieName = document.getElementById('f5CookieName').value;
  if (getCookieValue (cname))
    alert ('The value of the Cookie is "' + getCookieValue (cname) + '"')
  else
    alert ("Cookie not found");
}

function writeSessionCookie (cookieName, cookieValue) {
    document.cookie = escape(cookieName) + "=" + escape(cookieValue) + "; path=/";
}

function getCookieValue (cookieName) {
  var exp = new RegExp (escape(cookieName) + "=([^;]+)");
  if (exp.test (document.cookie + ";")) {
    exp.exec (document.cookie + ";");
    return unescape(RegExp.$1);
  }
  else return false;
}