String.prototype.Trim = function() {
	return this.replace(/^\s+/g, "").replace(/\s+$/g, "");
}
function JSCookie() {
	this.GetCookie = function(key) {
		var cookie = document.cookie;
		var cookieArray = cookie.split(';');
		var getvalue = "";
		for (var i = 0; i < cookieArray.length; i++) {
			if (cookieArray[i].Trim().substr(0, key.length) == key) {
				getvalue = cookieArray[i].Trim().substr(key.length + 1);
				break;
			}
		}
		return getvalue;
	};
	this.GetChild = function(cookiekey, childkey) {
		var child = this.GetCookie(cookiekey);
		var childs = child.split('&');
		var getvalue = "";
		for (var i = 0; i < childs.length; i++) {
			if (childs[i].Trim().substr(0, childkey.length) == childkey) {
				getvalue = childs[i].Trim().substr(childkey.length + 1);
				break;
			}
		}
		return getvalue;
	};
	this.SetCookie = function(key, value, expire, domain, path) {
		var cookie = "";
		if (key != null && value != null)
			cookie += key + "=" + value + ";";
		if (expire != null)
			cookie += "expires=" + expire.toGMTString() + ";";
		if (domain != null)
			cookie += "domain=" + domain + ";";
		if (path != null)
			cookie += "path=" + path + ";";
		document.cookie = cookie;
	};
	this.Expire = function(key) {
		expire_time = new Date();
		expire_time.setFullYear(expire_time.getFullYear() - 1);
		var cookie = " " + key + "=e;expires=" + expire_time + ";"
		document.cookie = cookie;
	}
}