function RenewSession(){
   DoSessionAjax("session.php?action=renew");
   $.jGrowl("Your session has been renewed, <br /> <br />Thank You!", { life: 10000 });
}
function CheckSession() {
    var session_res = DoSessionAjax('session.php?action=get');
    // to check
	if(session_res > 3000){
		var time_left = 3600 - session_res;
		if(session_res < 3300)
			$.jGrowl("Your session will be expired within "+time_left+" seconds <br /> <br /> <a href=\"Javascript:RenewSession();\">Renew</a>", { life: 10000 });
		else if(session_res < 3600)
			$.jGrowl("Your session will be expired within "+time_left+" seconds <br /> <br /> <a href=\"Javascript:RenewSession();\">Renew</a>", { life: 60000 });
		else{
			DoSessionAjax('session.php?action=logout');
			window.location='http://tai.test/members/login/';
		}
	}
}
function CheckSessionInit() {
	CheckSession();
    var LaunchCheckSession = setInterval("CheckSession()",5000);
}