function getEmailFromCookie()
{
    return Base64.decode(getCookieValue("email"));
}

function getUserNameFromCookie()
{
	  var uname = getCookieValue("uname");
	  if(uname==null) return; 
	  return Base64.decode(uname);   
}

function getCookieValue(cookieName)
{
    var cookieString = document.cookie;
    var start = cookieString.indexOf(cookieName + '=');
    if (start == -1) return null;
    start += cookieName.length + 1;
    var end = cookieString.indexOf(';', start);
    if (end == -1) return unescape(cookieString.substring(start));
    return unescape(cookieString.substring(start, end));
}

function DeleteCookie(cookiename)
{
  var exp = new Date();

  exp.setTime(exp.getTime() - 1);
  var cookieVal = getCookie(cookiename);
  if (cookieVal != null)
    document.cookie = name + "=" + cookieVal + "; expires=" + exp.toGMTString();

  return;
}