function getCookie(name) {
	var start = document.cookie.indexOf(name + "=");
	var len = start + name.length + 1;
	if ((start == -1) || ((!start) && (name != document.cookie.substring(0, name.length)))) return null;
	var end = document.cookie.indexOf(";", len);
	if (end == -1) end = document.cookie.length;
	return unescape(document.cookie.substring(len, end));
}

function setCookie(name, value, expires, path, domain, secure) {
	var today = new Date();
	today.setTime(today.getTime());
	if (expires) expires = expires * 1000 * 60 * 60 * 24;
	var expires_date = new Date(today.getTime() + (expires));
	document.cookie = name + "=" +escape( value ) +
		(expires ? ";expires=" + expires_date.toGMTString() : "") +
		(path ? ";path=" + path : "") +
		(domain ? ";domain=" + domain : "") +
		(secure ? ";secure" : "" );
}