function getCookie(skey){
	var re = new RegExp(skey+'=([^;]*)(?:;|$)');
	var a = re.exec(document.cookie);
	return unescape(a ? a[1] : '');
}

function setCookie(name, value, hours) {
  var expire = "";
  if(hours != null)
  {
    expire = new Date((new Date()).getTime() + hours * 3600000);
    expire = "; expires=" + expire.toGMTString();
  }
  document.cookie = name + "=" + escape(value) + expire + "; path=/";
  /*
  document.cookie = name + "=" + escape(value) +
  ((expires == null) ? "" : "; expires=" + expires.toUTCString()) +
  "; path=/";
  */
}