function addCookie(name, value, expireHours, path, domain) {
	var cookieString = name + "=" + escape(value);
	if (expireHours > 0) 
	{
		var date = new Date();
		date.setTime(date.getTime + expireHours * 3600 * 1000);
		cookieString = cookieString + "; expire=" + date.toGMTString();
	}
	if(path !== "")
	{
		cookieString = cookieString + ";path=" + path;
	}
	if(domain !== "")
	{
		cookieString = cookieString + ";domain=" + domain;
	}
	document.cookie = cookieString;
}
function getCookie(name) {
	var strCookie = document.cookie;
	var arrCookie = strCookie.split("; ");
	for (var i = 0; i < arrCookie.length; i++) {
		var arr = arrCookie[i].split("=");
		if (arr[0] == name) {
			return unescape(arr[1]);
		}
	}
	return "";
}
function deleteCookie(name) {
	var date = new Date();
	date.setTime(date.getTime() - 10000);
	document.cookie = name + "=v; expire=" + date.toGMTString();
}